./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4934f434020ea5812d4fa6d4f597788b669b23a9 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-29 16:16:44,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 16:16:44,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 16:16:44,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 16:16:44,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 16:16:44,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 16:16:44,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 16:16:44,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 16:16:44,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 16:16:44,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 16:16:44,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 16:16:44,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 16:16:44,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 16:16:44,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 16:16:44,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 16:16:44,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 16:16:44,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 16:16:44,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 16:16:44,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 16:16:44,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 16:16:44,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 16:16:44,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 16:16:44,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 16:16:44,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 16:16:44,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 16:16:44,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 16:16:44,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 16:16:44,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 16:16:44,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 16:16:44,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 16:16:44,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 16:16:44,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 16:16:44,890 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 16:16:44,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 16:16:44,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 16:16:44,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 16:16:44,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 16:16:44,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 16:16:44,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 16:16:44,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 16:16:44,897 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 16:16:44,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 16:16:44,913 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 16:16:44,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 16:16:44,914 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 16:16:44,914 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 16:16:44,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 16:16:44,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 16:16:44,915 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 16:16:44,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 16:16:44,916 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 16:16:44,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 16:16:44,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 16:16:44,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 16:16:44,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 16:16:44,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 16:16:44,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 16:16:44,917 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 16:16:44,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 16:16:44,917 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 16:16:44,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 16:16:44,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 16:16:44,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 16:16:44,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 16:16:44,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:16:44,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 16:16:44,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 16:16:44,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 16:16:44,919 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 16:16:44,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 16:16:44,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 16:16:44,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 16:16:44,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4934f434020ea5812d4fa6d4f597788b669b23a9 [2021-08-29 16:16:45,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 16:16:45,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 16:16:45,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 16:16:45,228 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 16:16:45,229 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 16:16:45,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c [2021-08-29 16:16:45,278 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6b4fbe05/d8da68165b46434d8884d5f752df7173/FLAG6712703b2 [2021-08-29 16:16:45,666 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 16:16:45,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c [2021-08-29 16:16:45,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6b4fbe05/d8da68165b46434d8884d5f752df7173/FLAG6712703b2 [2021-08-29 16:16:45,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6b4fbe05/d8da68165b46434d8884d5f752df7173 [2021-08-29 16:16:45,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 16:16:45,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 16:16:45,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 16:16:45,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 16:16:45,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 16:16:45,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:16:45" (1/1) ... [2021-08-29 16:16:45,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a89d5bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:45, skipping insertion in model container [2021-08-29 16:16:45,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:16:45" (1/1) ... [2021-08-29 16:16:45,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 16:16:45,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 16:16:45,986 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c[14694,14707] [2021-08-29 16:16:46,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:16:46,031 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 16:16:46,076 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product63.cil.c[14694,14707] [2021-08-29 16:16:46,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:16:46,094 INFO L208 MainTranslator]: Completed translation [2021-08-29 16:16:46,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46 WrapperNode [2021-08-29 16:16:46,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 16:16:46,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 16:16:46,098 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 16:16:46,098 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 16:16:46,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46" (1/1) ... [2021-08-29 16:16:46,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46" (1/1) ... [2021-08-29 16:16:46,176 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 16:16:46,177 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 16:16:46,177 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 16:16:46,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 16:16:46,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46" (1/1) ... [2021-08-29 16:16:46,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46" (1/1) ... [2021-08-29 16:16:46,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46" (1/1) ... [2021-08-29 16:16:46,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46" (1/1) ... [2021-08-29 16:16:46,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46" (1/1) ... [2021-08-29 16:16:46,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46" (1/1) ... [2021-08-29 16:16:46,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46" (1/1) ... [2021-08-29 16:16:46,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 16:16:46,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 16:16:46,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 16:16:46,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 16:16:46,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46" (1/1) ... [2021-08-29 16:16:46,265 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:16:46,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:16:46,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-29 16:16:46,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-29 16:16:46,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 16:16:46,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 16:16:46,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 16:16:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 16:16:46,857 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 16:16:46,858 INFO L299 CfgBuilder]: Removed 352 assume(true) statements. [2021-08-29 16:16:46,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:16:46 BoogieIcfgContainer [2021-08-29 16:16:46,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 16:16:46,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 16:16:46,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 16:16:46,863 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 16:16:46,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:16:45" (1/3) ... [2021-08-29 16:16:46,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31bf4092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:16:46, skipping insertion in model container [2021-08-29 16:16:46,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:46" (2/3) ... [2021-08-29 16:16:46,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31bf4092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:16:46, skipping insertion in model container [2021-08-29 16:16:46,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:16:46" (3/3) ... [2021-08-29 16:16:46,865 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product63.cil.c [2021-08-29 16:16:46,868 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 16:16:46,869 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-29 16:16:46,899 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 16:16:46,904 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-29 16:16:46,904 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-29 16:16:46,930 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:46,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-29 16:16:46,934 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:46,934 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:16:46,935 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:46,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:46,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1634761723, now seen corresponding path program 1 times [2021-08-29 16:16:46,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:46,945 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420705153] [2021-08-29 16:16:46,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:46,946 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:47,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:47,147 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:47,147 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420705153] [2021-08-29 16:16:47,148 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420705153] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:47,148 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:47,148 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:16:47,149 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65125554] [2021-08-29 16:16:47,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 16:16:47,153 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:47,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 16:16:47,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:16:47,171 INFO L87 Difference]: Start difference. First operand has 227 states, 223 states have (on average 1.5201793721973094) internal successors, (339), 226 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:47,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:47,532 INFO L93 Difference]: Finished difference Result 448 states and 671 transitions. [2021-08-29 16:16:47,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 16:16:47,534 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-08-29 16:16:47,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:47,542 INFO L225 Difference]: With dead ends: 448 [2021-08-29 16:16:47,542 INFO L226 Difference]: Without dead ends: 223 [2021-08-29 16:16:47,544 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.02ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:16:47,547 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 236.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.75ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 322.22ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:47,547 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 332 Unknown, 0 Unchecked, 1.75ms Time], IncrementalHoareTripleChecker [0 Valid, 332 Invalid, 0 Unknown, 0 Unchecked, 322.22ms Time] [2021-08-29 16:16:47,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-08-29 16:16:47,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-08-29 16:16:47,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 220 states have (on average 1.4863636363636363) internal successors, (327), 222 states have internal predecessors, (327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 327 transitions. [2021-08-29 16:16:47,585 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 327 transitions. Word has length 16 [2021-08-29 16:16:47,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:47,586 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 327 transitions. [2021-08-29 16:16:47,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:47,586 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 327 transitions. [2021-08-29 16:16:47,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-29 16:16:47,587 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:47,588 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:16:47,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 16:16:47,588 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:47,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:47,589 INFO L82 PathProgramCache]: Analyzing trace with hash 588004826, now seen corresponding path program 1 times [2021-08-29 16:16:47,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:47,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915490969] [2021-08-29 16:16:47,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:47,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:47,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:47,679 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:47,679 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915490969] [2021-08-29 16:16:47,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915490969] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:47,680 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:47,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:16:47,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530307435] [2021-08-29 16:16:47,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:16:47,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:47,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:16:47,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:16:47,681 INFO L87 Difference]: Start difference. First operand 223 states and 327 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:47,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:47,869 INFO L93 Difference]: Finished difference Result 223 states and 327 transitions. [2021-08-29 16:16:47,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:16:47,869 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-08-29 16:16:47,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:47,870 INFO L225 Difference]: With dead ends: 223 [2021-08-29 16:16:47,872 INFO L226 Difference]: Without dead ends: 85 [2021-08-29 16:16:47,873 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.83ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:16:47,874 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 117 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 133.25ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.08ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 172.83ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:47,876 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [117 Valid, 0 Invalid, 129 Unknown, 0 Unchecked, 1.08ms Time], IncrementalHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 172.83ms Time] [2021-08-29 16:16:47,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-08-29 16:16:47,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-08-29 16:16:47,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:47,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-08-29 16:16:47,881 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 17 [2021-08-29 16:16:47,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:47,881 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-08-29 16:16:47,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:47,881 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-08-29 16:16:47,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-08-29 16:16:47,882 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:47,882 INFO L513 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] [2021-08-29 16:16:47,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 16:16:47,882 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:47,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:47,883 INFO L82 PathProgramCache]: Analyzing trace with hash 614961122, now seen corresponding path program 1 times [2021-08-29 16:16:47,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:47,883 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334735299] [2021-08-29 16:16:47,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:47,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:47,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:47,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:47,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334735299] [2021-08-29 16:16:47,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334735299] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:47,968 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:47,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:16:47,969 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119017481] [2021-08-29 16:16:47,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-29 16:16:47,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:47,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-29 16:16:47,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-29 16:16:47,970 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:48,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:48,400 INFO L93 Difference]: Finished difference Result 266 states and 394 transitions. [2021-08-29 16:16:48,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:16:48,401 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-08-29 16:16:48,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:48,403 INFO L225 Difference]: With dead ends: 266 [2021-08-29 16:16:48,403 INFO L226 Difference]: Without dead ends: 187 [2021-08-29 16:16:48,405 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.65ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-29 16:16:48,405 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 464 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 612 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 281.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.99ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 381.41ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:48,406 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [464 Valid, 0 Invalid, 614 Unknown, 0 Unchecked, 8.99ms Time], IncrementalHoareTripleChecker [2 Valid, 612 Invalid, 0 Unknown, 0 Unchecked, 381.41ms Time] [2021-08-29 16:16:48,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-08-29 16:16:48,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 104. [2021-08-29 16:16:48,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.4854368932038835) internal successors, (153), 103 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:48,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 153 transitions. [2021-08-29 16:16:48,421 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 153 transitions. Word has length 22 [2021-08-29 16:16:48,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:48,422 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 153 transitions. [2021-08-29 16:16:48,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:48,422 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2021-08-29 16:16:48,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-08-29 16:16:48,424 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:48,424 INFO L513 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] [2021-08-29 16:16:48,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 16:16:48,425 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:48,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:48,427 INFO L82 PathProgramCache]: Analyzing trace with hash -95779936, now seen corresponding path program 1 times [2021-08-29 16:16:48,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:48,427 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714186330] [2021-08-29 16:16:48,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:48,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:48,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:48,495 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:48,495 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714186330] [2021-08-29 16:16:48,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714186330] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:48,495 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:48,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:16:48,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637414599] [2021-08-29 16:16:48,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:16:48,496 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:48,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:16:48,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:16:48,498 INFO L87 Difference]: Start difference. First operand 104 states and 153 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:48,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:48,632 INFO L93 Difference]: Finished difference Result 208 states and 308 transitions. [2021-08-29 16:16:48,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:16:48,633 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-08-29 16:16:48,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:48,634 INFO L225 Difference]: With dead ends: 208 [2021-08-29 16:16:48,634 INFO L226 Difference]: Without dead ends: 110 [2021-08-29 16:16:48,635 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.95ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:16:48,642 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 58 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 94.59ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.38ms SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 119.75ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:48,643 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 0 Invalid, 156 Unknown, 0 Unchecked, 0.38ms Time], IncrementalHoareTripleChecker [13 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 119.75ms Time] [2021-08-29 16:16:48,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-08-29 16:16:48,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2021-08-29 16:16:48,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.4299065420560748) internal successors, (153), 107 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:48,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 153 transitions. [2021-08-29 16:16:48,649 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 153 transitions. Word has length 25 [2021-08-29 16:16:48,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:48,650 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 153 transitions. [2021-08-29 16:16:48,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:48,650 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 153 transitions. [2021-08-29 16:16:48,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-08-29 16:16:48,650 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:48,650 INFO L513 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] [2021-08-29 16:16:48,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-29 16:16:48,651 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:48,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:48,651 INFO L82 PathProgramCache]: Analyzing trace with hash -562945097, now seen corresponding path program 1 times [2021-08-29 16:16:48,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:48,651 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544148646] [2021-08-29 16:16:48,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:48,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:48,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:48,709 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:48,709 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544148646] [2021-08-29 16:16:48,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544148646] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:48,709 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:48,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:16:48,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411132299] [2021-08-29 16:16:48,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:16:48,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:48,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:16:48,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:16:48,711 INFO L87 Difference]: Start difference. First operand 108 states and 153 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:49,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:49,037 INFO L93 Difference]: Finished difference Result 378 states and 542 transitions. [2021-08-29 16:16:49,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:16:49,037 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-08-29 16:16:49,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:49,038 INFO L225 Difference]: With dead ends: 378 [2021-08-29 16:16:49,038 INFO L226 Difference]: Without dead ends: 276 [2021-08-29 16:16:49,039 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 17.70ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-29 16:16:49,039 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 260 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 219.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.09ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 285.70ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:49,040 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [260 Valid, 0 Invalid, 474 Unknown, 0 Unchecked, 2.09ms Time], IncrementalHoareTripleChecker [7 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 285.70ms Time] [2021-08-29 16:16:49,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-08-29 16:16:49,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 171. [2021-08-29 16:16:49,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.3941176470588235) internal successors, (237), 170 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:49,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 237 transitions. [2021-08-29 16:16:49,050 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 237 transitions. Word has length 25 [2021-08-29 16:16:49,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:49,050 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 237 transitions. [2021-08-29 16:16:49,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:49,050 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 237 transitions. [2021-08-29 16:16:49,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-29 16:16:49,051 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:49,051 INFO L513 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] [2021-08-29 16:16:49,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-29 16:16:49,051 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:49,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:49,052 INFO L82 PathProgramCache]: Analyzing trace with hash 1772713209, now seen corresponding path program 1 times [2021-08-29 16:16:49,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:49,059 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604020419] [2021-08-29 16:16:49,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:49,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:49,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:49,118 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:49,119 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604020419] [2021-08-29 16:16:49,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604020419] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:49,119 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:49,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:16:49,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987724518] [2021-08-29 16:16:49,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:16:49,120 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:49,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:16:49,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:16:49,121 INFO L87 Difference]: Start difference. First operand 171 states and 237 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:49,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:49,557 INFO L93 Difference]: Finished difference Result 374 states and 527 transitions. [2021-08-29 16:16:49,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-29 16:16:49,557 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-08-29 16:16:49,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:49,559 INFO L225 Difference]: With dead ends: 374 [2021-08-29 16:16:49,559 INFO L226 Difference]: Without dead ends: 372 [2021-08-29 16:16:49,559 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 22.08ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-29 16:16:49,559 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 332 mSDsluCounter, 439 mSDsCounter, 0 mSdLazyCounter, 728 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 303.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.88ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 382.24ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:49,560 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [332 Valid, 0 Invalid, 737 Unknown, 0 Unchecked, 2.88ms Time], IncrementalHoareTripleChecker [9 Valid, 728 Invalid, 0 Unknown, 0 Unchecked, 382.24ms Time] [2021-08-29 16:16:49,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-08-29 16:16:49,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 171. [2021-08-29 16:16:49,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 170 states have (on average 1.3823529411764706) internal successors, (235), 170 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:49,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 235 transitions. [2021-08-29 16:16:49,586 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 235 transitions. Word has length 26 [2021-08-29 16:16:49,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:49,587 INFO L470 AbstractCegarLoop]: Abstraction has 171 states and 235 transitions. [2021-08-29 16:16:49,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:49,587 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 235 transitions. [2021-08-29 16:16:49,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-29 16:16:49,588 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:49,588 INFO L513 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] [2021-08-29 16:16:49,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-29 16:16:49,588 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:49,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:49,589 INFO L82 PathProgramCache]: Analyzing trace with hash 1614567615, now seen corresponding path program 1 times [2021-08-29 16:16:49,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:49,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747186032] [2021-08-29 16:16:49,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:49,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:49,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:49,637 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:49,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747186032] [2021-08-29 16:16:49,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747186032] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:49,638 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:49,638 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:16:49,638 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500547228] [2021-08-29 16:16:49,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 16:16:49,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:49,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 16:16:49,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 16:16:49,639 INFO L87 Difference]: Start difference. First operand 171 states and 235 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:49,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:49,851 INFO L93 Difference]: Finished difference Result 360 states and 502 transitions. [2021-08-29 16:16:49,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-29 16:16:49,851 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-08-29 16:16:49,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:49,852 INFO L225 Difference]: With dead ends: 360 [2021-08-29 16:16:49,852 INFO L226 Difference]: Without dead ends: 258 [2021-08-29 16:16:49,853 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.05ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 16:16:49,853 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 95 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 152.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.83ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 192.90ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:49,853 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [95 Valid, 0 Invalid, 379 Unknown, 0 Unchecked, 0.83ms Time], IncrementalHoareTripleChecker [6 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 192.90ms Time] [2021-08-29 16:16:49,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-08-29 16:16:49,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 255. [2021-08-29 16:16:49,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 1.3779527559055118) internal successors, (350), 254 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:49,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 350 transitions. [2021-08-29 16:16:49,866 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 350 transitions. Word has length 35 [2021-08-29 16:16:49,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:49,866 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 350 transitions. [2021-08-29 16:16:49,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:49,867 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 350 transitions. [2021-08-29 16:16:49,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-29 16:16:49,867 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:49,867 INFO L513 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] [2021-08-29 16:16:49,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-29 16:16:49,868 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:49,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:49,868 INFO L82 PathProgramCache]: Analyzing trace with hash 334703937, now seen corresponding path program 1 times [2021-08-29 16:16:49,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:49,868 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071645095] [2021-08-29 16:16:49,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:49,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:49,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:49,910 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:49,911 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071645095] [2021-08-29 16:16:49,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071645095] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:49,911 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:49,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:16:49,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499360886] [2021-08-29 16:16:49,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-29 16:16:49,911 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:49,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-29 16:16:49,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-29 16:16:49,912 INFO L87 Difference]: Start difference. First operand 255 states and 350 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:50,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:50,221 INFO L93 Difference]: Finished difference Result 749 states and 1040 transitions. [2021-08-29 16:16:50,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 16:16:50,221 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-08-29 16:16:50,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:50,223 INFO L225 Difference]: With dead ends: 749 [2021-08-29 16:16:50,223 INFO L226 Difference]: Without dead ends: 562 [2021-08-29 16:16:50,224 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.29ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:16:50,224 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 162 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 532 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 210.76ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.51ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 269.66ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:50,225 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [162 Valid, 0 Invalid, 541 Unknown, 0 Unchecked, 1.51ms Time], IncrementalHoareTripleChecker [9 Valid, 532 Invalid, 0 Unknown, 0 Unchecked, 269.66ms Time] [2021-08-29 16:16:50,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2021-08-29 16:16:50,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 255. [2021-08-29 16:16:50,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 1.3661417322834646) internal successors, (347), 254 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:50,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 347 transitions. [2021-08-29 16:16:50,239 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 347 transitions. Word has length 35 [2021-08-29 16:16:50,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:50,239 INFO L470 AbstractCegarLoop]: Abstraction has 255 states and 347 transitions. [2021-08-29 16:16:50,239 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:50,239 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 347 transitions. [2021-08-29 16:16:50,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-29 16:16:50,240 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:50,240 INFO L513 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] [2021-08-29 16:16:50,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-29 16:16:50,240 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:50,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:50,241 INFO L82 PathProgramCache]: Analyzing trace with hash -252102077, now seen corresponding path program 1 times [2021-08-29 16:16:50,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:50,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794023573] [2021-08-29 16:16:50,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:50,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:50,285 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:50,285 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794023573] [2021-08-29 16:16:50,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794023573] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:50,285 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:50,285 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:16:50,285 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848283421] [2021-08-29 16:16:50,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:16:50,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:50,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:16:50,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:16:50,288 INFO L87 Difference]: Start difference. First operand 255 states and 347 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:50,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:50,691 INFO L93 Difference]: Finished difference Result 579 states and 797 transitions. [2021-08-29 16:16:50,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:16:50,691 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-08-29 16:16:50,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:50,693 INFO L225 Difference]: With dead ends: 579 [2021-08-29 16:16:50,693 INFO L226 Difference]: Without dead ends: 392 [2021-08-29 16:16:50,693 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 17.47ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-29 16:16:50,694 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 249 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 714 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 281.66ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.24ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 355.30ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:50,694 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 0 Invalid, 719 Unknown, 0 Unchecked, 2.24ms Time], IncrementalHoareTripleChecker [5 Valid, 714 Invalid, 0 Unknown, 0 Unchecked, 355.30ms Time] [2021-08-29 16:16:50,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2021-08-29 16:16:50,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 281. [2021-08-29 16:16:50,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 280 states have (on average 1.375) internal successors, (385), 280 states have internal predecessors, (385), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 385 transitions. [2021-08-29 16:16:50,706 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 385 transitions. Word has length 35 [2021-08-29 16:16:50,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:50,706 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 385 transitions. [2021-08-29 16:16:50,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:50,706 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 385 transitions. [2021-08-29 16:16:50,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-08-29 16:16:50,707 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:50,707 INFO L513 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, 1] [2021-08-29 16:16:50,707 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-29 16:16:50,707 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:50,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:50,708 INFO L82 PathProgramCache]: Analyzing trace with hash 892761924, now seen corresponding path program 1 times [2021-08-29 16:16:50,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:50,708 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178900395] [2021-08-29 16:16:50,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:50,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:50,744 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-29 16:16:50,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:50,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178900395] [2021-08-29 16:16:50,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178900395] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:50,745 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:50,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:16:50,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319671277] [2021-08-29 16:16:50,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:16:50,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:50,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:16:50,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:16:50,747 INFO L87 Difference]: Start difference. First operand 281 states and 385 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:51,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:51,043 INFO L93 Difference]: Finished difference Result 837 states and 1144 transitions. [2021-08-29 16:16:51,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:16:51,043 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-08-29 16:16:51,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:51,045 INFO L225 Difference]: With dead ends: 837 [2021-08-29 16:16:51,045 INFO L226 Difference]: Without dead ends: 562 [2021-08-29 16:16:51,045 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.01ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:16:51,046 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 135 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 486 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 202.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.33ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 255.54ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:51,046 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 0 Invalid, 497 Unknown, 0 Unchecked, 1.33ms Time], IncrementalHoareTripleChecker [11 Valid, 486 Invalid, 0 Unknown, 0 Unchecked, 255.54ms Time] [2021-08-29 16:16:51,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2021-08-29 16:16:51,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 293. [2021-08-29 16:16:51,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 292 states have (on average 1.3595890410958904) internal successors, (397), 292 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:51,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 397 transitions. [2021-08-29 16:16:51,073 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 397 transitions. Word has length 59 [2021-08-29 16:16:51,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:51,074 INFO L470 AbstractCegarLoop]: Abstraction has 293 states and 397 transitions. [2021-08-29 16:16:51,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:51,074 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 397 transitions. [2021-08-29 16:16:51,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-08-29 16:16:51,075 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:51,075 INFO L513 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, 1] [2021-08-29 16:16:51,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-29 16:16:51,076 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:51,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:51,076 INFO L82 PathProgramCache]: Analyzing trace with hash -136597374, now seen corresponding path program 1 times [2021-08-29 16:16:51,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:51,076 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657278200] [2021-08-29 16:16:51,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:51,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:51,117 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-08-29 16:16:51,118 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:51,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657278200] [2021-08-29 16:16:51,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657278200] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:51,118 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:51,118 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-29 16:16:51,118 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766973205] [2021-08-29 16:16:51,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-29 16:16:51,119 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:51,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-29 16:16:51,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-29 16:16:51,120 INFO L87 Difference]: Start difference. First operand 293 states and 397 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:51,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:51,398 INFO L93 Difference]: Finished difference Result 662 states and 897 transitions. [2021-08-29 16:16:51,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-29 16:16:51,398 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-08-29 16:16:51,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:51,400 INFO L225 Difference]: With dead ends: 662 [2021-08-29 16:16:51,400 INFO L226 Difference]: Without dead ends: 375 [2021-08-29 16:16:51,401 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 33.63ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-29 16:16:51,401 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 302 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 326 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 167.67ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.53ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 221.79ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:51,402 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [302 Valid, 0 Invalid, 332 Unknown, 0 Unchecked, 1.53ms Time], IncrementalHoareTripleChecker [6 Valid, 326 Invalid, 0 Unknown, 0 Unchecked, 221.79ms Time] [2021-08-29 16:16:51,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2021-08-29 16:16:51,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 246. [2021-08-29 16:16:51,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 246 states, 245 states have (on average 1.3306122448979592) internal successors, (326), 245 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:51,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 326 transitions. [2021-08-29 16:16:51,416 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 326 transitions. Word has length 59 [2021-08-29 16:16:51,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:51,416 INFO L470 AbstractCegarLoop]: Abstraction has 246 states and 326 transitions. [2021-08-29 16:16:51,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:51,416 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 326 transitions. [2021-08-29 16:16:51,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-08-29 16:16:51,417 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:51,418 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:16:51,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-29 16:16:51,418 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:51,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:51,418 INFO L82 PathProgramCache]: Analyzing trace with hash -1139010814, now seen corresponding path program 1 times [2021-08-29 16:16:51,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:51,419 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947679943] [2021-08-29 16:16:51,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:51,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:51,503 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:51,504 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:51,504 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947679943] [2021-08-29 16:16:51,504 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947679943] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-29 16:16:51,504 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [814336085] [2021-08-29 16:16:51,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:51,504 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-29 16:16:51,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:16:51,508 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-29 16:16:51,539 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-29 16:16:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:51,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-29 16:16:51,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-29 16:16:51,854 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:51,854 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-29 16:16:51,987 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:51,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [814336085] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-29 16:16:51,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-29 16:16:51,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 6 [2021-08-29 16:16:51,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963382220] [2021-08-29 16:16:51,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-29 16:16:51,988 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:51,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-29 16:16:51,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-29 16:16:51,989 INFO L87 Difference]: Start difference. First operand 246 states and 326 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:52,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:52,460 INFO L93 Difference]: Finished difference Result 726 states and 975 transitions. [2021-08-29 16:16:52,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-29 16:16:52,461 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-08-29 16:16:52,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:52,463 INFO L225 Difference]: With dead ends: 726 [2021-08-29 16:16:52,463 INFO L226 Difference]: Without dead ends: 535 [2021-08-29 16:16:52,463 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 122 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 34.86ms TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-08-29 16:16:52,463 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 441 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 305.71ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.79ms SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 396.92ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:52,464 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [441 Valid, 0 Invalid, 709 Unknown, 0 Unchecked, 2.79ms Time], IncrementalHoareTripleChecker [27 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 396.92ms Time] [2021-08-29 16:16:52,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2021-08-29 16:16:52,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 306. [2021-08-29 16:16:52,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.3278688524590163) internal successors, (405), 305 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:52,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 405 transitions. [2021-08-29 16:16:52,481 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 405 transitions. Word has length 60 [2021-08-29 16:16:52,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:52,482 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 405 transitions. [2021-08-29 16:16:52,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:52,482 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 405 transitions. [2021-08-29 16:16:52,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-29 16:16:52,483 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:52,483 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:16:52,505 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-29 16:16:52,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-08-29 16:16:52,703 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:52,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:52,703 INFO L82 PathProgramCache]: Analyzing trace with hash 444677923, now seen corresponding path program 2 times [2021-08-29 16:16:52,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:52,703 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066014321] [2021-08-29 16:16:52,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:52,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:52,787 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-08-29 16:16:52,788 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:52,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066014321] [2021-08-29 16:16:52,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066014321] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:52,788 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:52,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:16:52,788 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979573831] [2021-08-29 16:16:52,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:16:52,789 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:52,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:16:52,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:16:52,789 INFO L87 Difference]: Start difference. First operand 306 states and 405 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:53,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:53,233 INFO L93 Difference]: Finished difference Result 948 states and 1271 transitions. [2021-08-29 16:16:53,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-29 16:16:53,233 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-08-29 16:16:53,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:53,235 INFO L225 Difference]: With dead ends: 948 [2021-08-29 16:16:53,235 INFO L226 Difference]: Without dead ends: 690 [2021-08-29 16:16:53,236 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 53.30ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-29 16:16:53,236 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 358 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 557 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 254.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 358 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.90ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 338.92ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:53,237 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [358 Valid, 0 Invalid, 567 Unknown, 0 Unchecked, 1.90ms Time], IncrementalHoareTripleChecker [10 Valid, 557 Invalid, 0 Unknown, 0 Unchecked, 338.92ms Time] [2021-08-29 16:16:53,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2021-08-29 16:16:53,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 422. [2021-08-29 16:16:53,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 421 states have (on average 1.323040380047506) internal successors, (557), 421 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:53,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 557 transitions. [2021-08-29 16:16:53,272 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 557 transitions. Word has length 85 [2021-08-29 16:16:53,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:53,272 INFO L470 AbstractCegarLoop]: Abstraction has 422 states and 557 transitions. [2021-08-29 16:16:53,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:53,272 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 557 transitions. [2021-08-29 16:16:53,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-08-29 16:16:53,273 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:53,273 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:16:53,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-29 16:16:53,273 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:53,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:53,274 INFO L82 PathProgramCache]: Analyzing trace with hash 50311137, now seen corresponding path program 1 times [2021-08-29 16:16:53,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:53,274 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788161272] [2021-08-29 16:16:53,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:53,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:53,318 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-08-29 16:16:53,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:53,319 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788161272] [2021-08-29 16:16:53,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788161272] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:53,319 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:53,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-29 16:16:53,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48323751] [2021-08-29 16:16:53,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:16:53,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:53,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:16:53,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:16:53,321 INFO L87 Difference]: Start difference. First operand 422 states and 557 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:53,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:53,601 INFO L93 Difference]: Finished difference Result 811 states and 1070 transitions. [2021-08-29 16:16:53,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 16:16:53,601 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-08-29 16:16:53,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:53,601 INFO L225 Difference]: With dead ends: 811 [2021-08-29 16:16:53,602 INFO L226 Difference]: Without dead ends: 0 [2021-08-29 16:16:53,602 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.23ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:16:53,603 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 211 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 183.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.28ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 232.66ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:53,603 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [211 Valid, 0 Invalid, 479 Unknown, 0 Unchecked, 1.28ms Time], IncrementalHoareTripleChecker [0 Valid, 479 Invalid, 0 Unknown, 0 Unchecked, 232.66ms Time] [2021-08-29 16:16:53,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-29 16:16:53,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-29 16:16:53,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:53,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-29 16:16:53,604 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-08-29 16:16:53,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:53,604 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-29 16:16:53,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:53,604 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-29 16:16:53,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-29 16:16:53,606 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-08-29 16:16:53,607 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-08-29 16:16:53,607 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-08-29 16:16:53,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-08-29 16:16:53,608 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-29 16:16:53,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:54,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:58,932 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 688) no Hoare annotation was computed. [2021-08-29 16:16:58,933 INFO L858 garLoopResultBuilder]: For program point L498(lines 498 505) no Hoare annotation was computed. [2021-08-29 16:16:58,933 INFO L861 garLoopResultBuilder]: At program point L498-1(lines 498 505) the Hoare annotation is: true [2021-08-29 16:16:58,933 INFO L858 garLoopResultBuilder]: For program point L962(lines 961 1008) no Hoare annotation was computed. [2021-08-29 16:16:58,933 INFO L858 garLoopResultBuilder]: For program point L963(lines 963 967) no Hoare annotation was computed. [2021-08-29 16:16:58,933 INFO L858 garLoopResultBuilder]: For program point L765(lines 765 773) no Hoare annotation was computed. [2021-08-29 16:16:58,933 INFO L858 garLoopResultBuilder]: For program point L765-1(lines 765 773) no Hoare annotation was computed. [2021-08-29 16:16:58,933 INFO L858 garLoopResultBuilder]: For program point L765-2(lines 765 773) no Hoare annotation was computed. [2021-08-29 16:16:58,933 INFO L858 garLoopResultBuilder]: For program point L765-3(lines 765 773) no Hoare annotation was computed. [2021-08-29 16:16:58,933 INFO L858 garLoopResultBuilder]: For program point L765-4(lines 765 773) no Hoare annotation was computed. [2021-08-29 16:16:58,933 INFO L858 garLoopResultBuilder]: For program point L765-5(lines 765 773) no Hoare annotation was computed. [2021-08-29 16:16:58,934 INFO L854 garLoopResultBuilder]: At program point L703(lines 702 721) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 1 ~waterLevel~0) .cse2 (not (= 0 ~systemActive~0))) (and .cse0 .cse3 .cse1 .cse2 (= ~waterLevel~0 1)) (and .cse0 .cse3 .cse1 (<= 2 ~waterLevel~0) .cse2))) [2021-08-29 16:16:58,934 INFO L858 garLoopResultBuilder]: For program point L703-1(lines 703 709) no Hoare annotation was computed. [2021-08-29 16:16:58,934 INFO L854 garLoopResultBuilder]: At program point L703-2(lines 702 721) the Hoare annotation is: false [2021-08-29 16:16:58,934 INFO L854 garLoopResultBuilder]: At program point L703-3(lines 702 721) the Hoare annotation is: false [2021-08-29 16:16:58,934 INFO L861 garLoopResultBuilder]: At program point L507(lines 488 510) the Hoare annotation is: true [2021-08-29 16:16:58,934 INFO L858 garLoopResultBuilder]: For program point L971(lines 971 977) no Hoare annotation was computed. [2021-08-29 16:16:58,934 INFO L854 garLoopResultBuilder]: At program point L971-1(lines 971 977) the Hoare annotation is: (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse5))) [2021-08-29 16:16:58,935 INFO L858 garLoopResultBuilder]: For program point L906(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,935 INFO L858 garLoopResultBuilder]: For program point L906-2(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,935 INFO L858 garLoopResultBuilder]: For program point L906-3(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,935 INFO L858 garLoopResultBuilder]: For program point L906-5(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,935 INFO L858 garLoopResultBuilder]: For program point L906-6(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,935 INFO L858 garLoopResultBuilder]: For program point L906-8(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,935 INFO L858 garLoopResultBuilder]: For program point L906-9(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,935 INFO L858 garLoopResultBuilder]: For program point L906-11(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,935 INFO L858 garLoopResultBuilder]: For program point L906-12(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,935 INFO L858 garLoopResultBuilder]: For program point L906-14(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,936 INFO L858 garLoopResultBuilder]: For program point L906-15(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,937 INFO L858 garLoopResultBuilder]: For program point L906-17(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,937 INFO L858 garLoopResultBuilder]: For program point L906-18(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,937 INFO L858 garLoopResultBuilder]: For program point L906-20(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,937 INFO L858 garLoopResultBuilder]: For program point L906-21(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,937 INFO L858 garLoopResultBuilder]: For program point L906-23(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,937 INFO L858 garLoopResultBuilder]: For program point L906-24(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,937 INFO L858 garLoopResultBuilder]: For program point L906-26(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,937 INFO L858 garLoopResultBuilder]: For program point L906-27(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,937 INFO L858 garLoopResultBuilder]: For program point L906-29(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,937 INFO L858 garLoopResultBuilder]: For program point L906-30(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,938 INFO L858 garLoopResultBuilder]: For program point L906-32(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,938 INFO L858 garLoopResultBuilder]: For program point L906-33(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,938 INFO L858 garLoopResultBuilder]: For program point L906-35(lines 906 910) no Hoare annotation was computed. [2021-08-29 16:16:58,938 INFO L854 garLoopResultBuilder]: At program point L710(lines 710 716) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) .cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))))) [2021-08-29 16:16:58,938 INFO L854 garLoopResultBuilder]: At program point L710-1(lines 710 716) the Hoare annotation is: false [2021-08-29 16:16:58,938 INFO L854 garLoopResultBuilder]: At program point L710-2(lines 710 716) the Hoare annotation is: false [2021-08-29 16:16:58,938 INFO L854 garLoopResultBuilder]: At program point L912(lines 897 915) the Hoare annotation is: false [2021-08-29 16:16:58,938 INFO L854 garLoopResultBuilder]: At program point L912-1(lines 897 915) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and (not .cse0) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse2 (not .cse3) .cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (<= 1 ~waterLevel~0) .cse5 .cse6) (and .cse1 .cse2 .cse4 (<= 2 ~waterLevel~0) .cse3 .cse5 .cse0 .cse6))) [2021-08-29 16:16:58,939 INFO L854 garLoopResultBuilder]: At program point L912-2(lines 897 915) the Hoare annotation is: false [2021-08-29 16:16:58,939 INFO L854 garLoopResultBuilder]: At program point L912-3(lines 897 915) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse6 (not (= 0 ~systemActive~0)))) (or (and (not .cse0) .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse2 (not .cse3) .cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) (<= 1 ~waterLevel~0) .cse5 .cse6) (and .cse1 .cse2 .cse4 (<= 2 ~waterLevel~0) .cse3 .cse5 .cse0 .cse6))) [2021-08-29 16:16:58,939 INFO L854 garLoopResultBuilder]: At program point L912-4(lines 897 915) the Hoare annotation is: false [2021-08-29 16:16:58,939 INFO L854 garLoopResultBuilder]: At program point L912-5(lines 897 915) the Hoare annotation is: false [2021-08-29 16:16:58,939 INFO L854 garLoopResultBuilder]: At program point L912-6(lines 897 915) the Hoare annotation is: false [2021-08-29 16:16:58,939 INFO L854 garLoopResultBuilder]: At program point L912-7(lines 897 915) the Hoare annotation is: false [2021-08-29 16:16:58,939 INFO L854 garLoopResultBuilder]: At program point L912-8(lines 897 915) the Hoare annotation is: false [2021-08-29 16:16:58,939 INFO L854 garLoopResultBuilder]: At program point L912-9(lines 897 915) the Hoare annotation is: false [2021-08-29 16:16:58,939 INFO L854 garLoopResultBuilder]: At program point L912-10(lines 897 915) the Hoare annotation is: false [2021-08-29 16:16:58,940 INFO L854 garLoopResultBuilder]: At program point L912-11(lines 897 915) the Hoare annotation is: false [2021-08-29 16:16:58,940 INFO L854 garLoopResultBuilder]: At program point L848(lines 841 851) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:16:58,940 INFO L854 garLoopResultBuilder]: At program point L848-1(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,940 INFO L854 garLoopResultBuilder]: At program point L848-2(lines 841 851) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-08-29 16:16:58,940 INFO L854 garLoopResultBuilder]: At program point L848-3(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,940 INFO L854 garLoopResultBuilder]: At program point L848-4(lines 841 851) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-08-29 16:16:58,940 INFO L854 garLoopResultBuilder]: At program point L848-5(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,940 INFO L854 garLoopResultBuilder]: At program point L848-6(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,941 INFO L854 garLoopResultBuilder]: At program point L848-7(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,941 INFO L854 garLoopResultBuilder]: At program point L848-8(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,941 INFO L854 garLoopResultBuilder]: At program point L848-9(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,941 INFO L854 garLoopResultBuilder]: At program point L848-10(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,941 INFO L854 garLoopResultBuilder]: At program point L848-11(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,941 INFO L854 garLoopResultBuilder]: At program point L848-12(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,941 INFO L854 garLoopResultBuilder]: At program point L848-13(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,941 INFO L854 garLoopResultBuilder]: At program point L848-14(lines 841 851) the Hoare annotation is: false [2021-08-29 16:16:58,941 INFO L858 garLoopResultBuilder]: For program point L981(lines 981 987) no Hoare annotation was computed. [2021-08-29 16:16:58,942 INFO L854 garLoopResultBuilder]: At program point L981-1(lines 981 987) the Hoare annotation is: (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse5))) [2021-08-29 16:16:58,942 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-29 16:16:58,942 INFO L858 garLoopResultBuilder]: For program point L587(lines 587 591) no Hoare annotation was computed. [2021-08-29 16:16:58,942 INFO L858 garLoopResultBuilder]: For program point L587-3(lines 587 591) no Hoare annotation was computed. [2021-08-29 16:16:58,942 INFO L858 garLoopResultBuilder]: For program point L587-6(lines 587 591) no Hoare annotation was computed. [2021-08-29 16:16:58,942 INFO L858 garLoopResultBuilder]: For program point L787(lines 787 804) no Hoare annotation was computed. [2021-08-29 16:16:58,942 INFO L858 garLoopResultBuilder]: For program point L787-1(lines 787 804) no Hoare annotation was computed. [2021-08-29 16:16:58,942 INFO L858 garLoopResultBuilder]: For program point L787-2(lines 787 804) no Hoare annotation was computed. [2021-08-29 16:16:58,942 INFO L854 garLoopResultBuilder]: At program point L656(lines 651 659) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_main_~tmp~3 1)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) .cse2 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) (and .cse0 (= ~pumpRunning~0 0) .cse1 (<= 1 ~waterLevel~0) .cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)))) [2021-08-29 16:16:58,943 INFO L854 garLoopResultBuilder]: At program point L656-1(lines 651 659) the Hoare annotation is: false [2021-08-29 16:16:58,943 INFO L854 garLoopResultBuilder]: At program point L656-2(lines 651 659) the Hoare annotation is: false [2021-08-29 16:16:58,943 INFO L854 garLoopResultBuilder]: At program point L857(lines 852 860) the Hoare annotation is: false [2021-08-29 16:16:58,943 INFO L854 garLoopResultBuilder]: At program point L857-1(lines 852 860) the Hoare annotation is: false [2021-08-29 16:16:58,943 INFO L858 garLoopResultBuilder]: For program point L791(lines 791 799) no Hoare annotation was computed. [2021-08-29 16:16:58,943 INFO L854 garLoopResultBuilder]: At program point L857-2(lines 852 860) the Hoare annotation is: false [2021-08-29 16:16:58,943 INFO L858 garLoopResultBuilder]: For program point L791-1(lines 791 799) no Hoare annotation was computed. [2021-08-29 16:16:58,943 INFO L858 garLoopResultBuilder]: For program point L791-2(lines 791 799) no Hoare annotation was computed. [2021-08-29 16:16:58,943 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-29 16:16:58,944 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 688) no Hoare annotation was computed. [2021-08-29 16:16:58,944 INFO L858 garLoopResultBuilder]: For program point L991(lines 991 1004) no Hoare annotation was computed. [2021-08-29 16:16:58,944 INFO L858 garLoopResultBuilder]: For program point L925(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,944 INFO L858 garLoopResultBuilder]: For program point L925-2(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,944 INFO L858 garLoopResultBuilder]: For program point L925-3(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,944 INFO L858 garLoopResultBuilder]: For program point L925-5(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,944 INFO L858 garLoopResultBuilder]: For program point L925-6(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,944 INFO L858 garLoopResultBuilder]: For program point L925-8(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,944 INFO L858 garLoopResultBuilder]: For program point L925-9(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,945 INFO L858 garLoopResultBuilder]: For program point L925-11(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,945 INFO L858 garLoopResultBuilder]: For program point L925-12(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,945 INFO L858 garLoopResultBuilder]: For program point L925-14(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,945 INFO L858 garLoopResultBuilder]: For program point L925-15(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,945 INFO L858 garLoopResultBuilder]: For program point L925-17(lines 925 929) no Hoare annotation was computed. [2021-08-29 16:16:58,945 INFO L858 garLoopResultBuilder]: For program point L664(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,945 INFO L858 garLoopResultBuilder]: For program point L664-1(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,945 INFO L858 garLoopResultBuilder]: For program point L664-2(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,945 INFO L858 garLoopResultBuilder]: For program point L664-3(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,945 INFO L858 garLoopResultBuilder]: For program point L664-4(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,946 INFO L858 garLoopResultBuilder]: For program point L664-5(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,946 INFO L858 garLoopResultBuilder]: For program point L664-6(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,946 INFO L858 garLoopResultBuilder]: For program point L664-7(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,946 INFO L858 garLoopResultBuilder]: For program point L664-8(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,946 INFO L858 garLoopResultBuilder]: For program point L664-9(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,946 INFO L858 garLoopResultBuilder]: For program point L664-10(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,946 INFO L858 garLoopResultBuilder]: For program point L664-11(lines 664 670) no Hoare annotation was computed. [2021-08-29 16:16:58,946 INFO L858 garLoopResultBuilder]: For program point L599(lines 599 603) no Hoare annotation was computed. [2021-08-29 16:16:58,946 INFO L854 garLoopResultBuilder]: At program point L534(lines 1 1016) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-29 16:16:58,946 INFO L858 garLoopResultBuilder]: For program point L997(lines 997 1003) no Hoare annotation was computed. [2021-08-29 16:16:58,947 INFO L854 garLoopResultBuilder]: At program point L997-1(lines 703 709) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse0 .cse2 .cse4 .cse3 (not (= 0 ~systemActive~0))))) [2021-08-29 16:16:58,947 INFO L854 garLoopResultBuilder]: At program point L931(lines 916 934) the Hoare annotation is: (and (= |ULTIMATE.start_isLowWaterLevel_#res| 1) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~3 1) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 1) (<= 1 ~waterLevel~0) (= ULTIMATE.start_isLowWaterLevel_~tmp~10 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:16:58,947 INFO L854 garLoopResultBuilder]: At program point L931-1(lines 916 934) the Hoare annotation is: false [2021-08-29 16:16:58,947 INFO L854 garLoopResultBuilder]: At program point L931-2(lines 916 934) the Hoare annotation is: false [2021-08-29 16:16:58,947 INFO L854 garLoopResultBuilder]: At program point L931-3(lines 916 934) the Hoare annotation is: false [2021-08-29 16:16:58,947 INFO L854 garLoopResultBuilder]: At program point L931-4(lines 916 934) the Hoare annotation is: false [2021-08-29 16:16:58,947 INFO L854 garLoopResultBuilder]: At program point L931-5(lines 916 934) the Hoare annotation is: false [2021-08-29 16:16:58,947 INFO L858 garLoopResultBuilder]: For program point L735(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,947 INFO L858 garLoopResultBuilder]: For program point L735-1(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,948 INFO L854 garLoopResultBuilder]: At program point L669(lines 660 673) the Hoare annotation is: false [2021-08-29 16:16:58,948 INFO L858 garLoopResultBuilder]: For program point L735-2(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,948 INFO L854 garLoopResultBuilder]: At program point L669-1(lines 660 673) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4))) [2021-08-29 16:16:58,948 INFO L858 garLoopResultBuilder]: For program point L735-3(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,948 INFO L854 garLoopResultBuilder]: At program point L669-2(lines 660 673) the Hoare annotation is: false [2021-08-29 16:16:58,948 INFO L858 garLoopResultBuilder]: For program point L735-4(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,948 INFO L854 garLoopResultBuilder]: At program point L669-3(lines 660 673) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) .cse3 .cse4) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4))) [2021-08-29 16:16:58,948 INFO L858 garLoopResultBuilder]: For program point L735-5(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,948 INFO L854 garLoopResultBuilder]: At program point L669-4(lines 660 673) the Hoare annotation is: false [2021-08-29 16:16:58,949 INFO L858 garLoopResultBuilder]: For program point L735-6(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,949 INFO L854 garLoopResultBuilder]: At program point L669-5(lines 660 673) the Hoare annotation is: false [2021-08-29 16:16:58,949 INFO L858 garLoopResultBuilder]: For program point L735-7(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,949 INFO L854 garLoopResultBuilder]: At program point L471(lines 467 473) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~3 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-08-29 16:16:58,949 INFO L854 garLoopResultBuilder]: At program point L669-6(lines 660 673) the Hoare annotation is: false [2021-08-29 16:16:58,949 INFO L858 garLoopResultBuilder]: For program point L735-8(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,949 INFO L854 garLoopResultBuilder]: At program point L669-7(lines 660 673) the Hoare annotation is: false [2021-08-29 16:16:58,949 INFO L858 garLoopResultBuilder]: For program point L735-9(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,949 INFO L854 garLoopResultBuilder]: At program point L669-8(lines 660 673) the Hoare annotation is: false [2021-08-29 16:16:58,949 INFO L858 garLoopResultBuilder]: For program point L735-10(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,949 INFO L854 garLoopResultBuilder]: At program point L669-9(lines 660 673) the Hoare annotation is: false [2021-08-29 16:16:58,949 INFO L858 garLoopResultBuilder]: For program point L735-11(lines 735 752) no Hoare annotation was computed. [2021-08-29 16:16:58,949 INFO L854 garLoopResultBuilder]: At program point L669-10(lines 660 673) the Hoare annotation is: false [2021-08-29 16:16:58,949 INFO L854 garLoopResultBuilder]: At program point L669-11(lines 660 673) the Hoare annotation is: false [2021-08-29 16:16:58,949 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 688) no Hoare annotation was computed. [2021-08-29 16:16:58,949 INFO L858 garLoopResultBuilder]: For program point L739(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,949 INFO L858 garLoopResultBuilder]: For program point L739-1(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,949 INFO L858 garLoopResultBuilder]: For program point L739-2(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L858 garLoopResultBuilder]: For program point L739-3(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L858 garLoopResultBuilder]: For program point L739-4(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L858 garLoopResultBuilder]: For program point L739-5(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L858 garLoopResultBuilder]: For program point L739-6(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L858 garLoopResultBuilder]: For program point L739-7(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L858 garLoopResultBuilder]: For program point L739-8(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L858 garLoopResultBuilder]: For program point L739-9(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L858 garLoopResultBuilder]: For program point L739-10(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L858 garLoopResultBuilder]: For program point L739-11(lines 739 747) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L854 garLoopResultBuilder]: At program point L542(lines 537 545) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-08-29 16:16:58,950 INFO L858 garLoopResultBuilder]: For program point L939(lines 939 945) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L854 garLoopResultBuilder]: At program point L939-1(lines 939 945) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3))) [2021-08-29 16:16:58,950 INFO L858 garLoopResultBuilder]: For program point L611(lines 611 615) no Hoare annotation was computed. [2021-08-29 16:16:58,950 INFO L854 garLoopResultBuilder]: At program point L1009(lines 960 1010) the Hoare annotation is: false [2021-08-29 16:16:58,950 INFO L854 garLoopResultBuilder]: At program point L679(lines 674 682) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:16:58,950 INFO L854 garLoopResultBuilder]: At program point L679-1(lines 674 682) the Hoare annotation is: false [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L679-2(lines 674 682) the Hoare annotation is: false [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L679-3(lines 674 682) the Hoare annotation is: false [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L679-4(lines 674 682) the Hoare annotation is: false [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L679-5(lines 674 682) the Hoare annotation is: false [2021-08-29 16:16:58,951 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L420-2(lines 420 434) the Hoare annotation is: false [2021-08-29 16:16:58,951 INFO L858 garLoopResultBuilder]: For program point L421(line 421) no Hoare annotation was computed. [2021-08-29 16:16:58,951 INFO L858 garLoopResultBuilder]: For program point L688(line 688) no Hoare annotation was computed. [2021-08-29 16:16:58,951 INFO L858 garLoopResultBuilder]: For program point L688-1(line 688) no Hoare annotation was computed. [2021-08-29 16:16:58,951 INFO L858 garLoopResultBuilder]: For program point L688-2(line 688) no Hoare annotation was computed. [2021-08-29 16:16:58,951 INFO L858 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-08-29 16:16:58,951 INFO L858 garLoopResultBuilder]: For program point L424-1(lines 703 709) no Hoare annotation was computed. [2021-08-29 16:16:58,951 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L624(lines 619 627) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L624-1(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L624-2(lines 619 627) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-08-29 16:16:58,951 INFO L858 garLoopResultBuilder]: For program point L558(lines 558 571) no Hoare annotation was computed. [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L624-3(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L558-1(lines 1 1016) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~3 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0) (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse2 (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) .cse3 (<= 2 |ULTIMATE.start_getWaterLevel_#res|) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (<= 2 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~4) .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4))) [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L624-4(lines 619 627) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~3 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (not (= 0 ~systemActive~0))) [2021-08-29 16:16:58,951 INFO L858 garLoopResultBuilder]: For program point L558-2(lines 558 571) no Hoare annotation was computed. [2021-08-29 16:16:58,951 INFO L854 garLoopResultBuilder]: At program point L624-5(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L854 garLoopResultBuilder]: At program point L558-3(lines 1 1016) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L854 garLoopResultBuilder]: At program point L624-6(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L858 garLoopResultBuilder]: For program point L558-4(lines 558 571) no Hoare annotation was computed. [2021-08-29 16:16:58,952 INFO L854 garLoopResultBuilder]: At program point L624-7(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L854 garLoopResultBuilder]: At program point L558-5(lines 1 1016) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L854 garLoopResultBuilder]: At program point L624-8(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L854 garLoopResultBuilder]: At program point L624-9(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L854 garLoopResultBuilder]: At program point L624-10(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L854 garLoopResultBuilder]: At program point L624-11(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L854 garLoopResultBuilder]: At program point L624-12(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L854 garLoopResultBuilder]: At program point L624-13(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L854 garLoopResultBuilder]: At program point L624-14(lines 619 627) the Hoare annotation is: false [2021-08-29 16:16:58,952 INFO L858 garLoopResultBuilder]: For program point L823(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,952 INFO L858 garLoopResultBuilder]: For program point L823-2(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,952 INFO L858 garLoopResultBuilder]: For program point L823-4(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,952 INFO L858 garLoopResultBuilder]: For program point L823-6(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,952 INFO L858 garLoopResultBuilder]: For program point L823-8(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,952 INFO L858 garLoopResultBuilder]: For program point L823-10(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L823-12(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L823-14(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L823-16(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L823-18(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L823-20(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L823-22(lines 823 829) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L562(lines 562 568) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L562-2(lines 562 568) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L562-4(lines 562 568) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L761(lines 761 778) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L761-1(lines 761 778) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L761-2(lines 761 778) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L761-3(lines 761 778) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L761-4(lines 761 778) no Hoare annotation was computed. [2021-08-29 16:16:58,953 INFO L858 garLoopResultBuilder]: For program point L761-5(lines 761 778) no Hoare annotation was computed. [2021-08-29 16:16:58,956 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 16:16:58,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 04:16:58 BoogieIcfgContainer [2021-08-29 16:16:58,974 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 16:16:58,974 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 16:16:58,974 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 16:16:58,975 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 16:16:58,975 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:16:46" (3/4) ... [2021-08-29 16:16:58,977 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 16:16:58,995 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-29 16:16:58,996 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-29 16:16:58,997 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-29 16:16:58,998 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-29 16:16:58,999 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-29 16:16:59,000 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:16:59,001 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:16:59,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-08-29 16:16:59,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 [2021-08-29 16:16:59,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && 2 <= tmp) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-08-29 16:16:59,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-08-29 16:16:59,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-08-29 16:16:59,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:16:59,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) [2021-08-29 16:16:59,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-08-29 16:16:59,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) [2021-08-29 16:16:59,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && 1 <= \result) [2021-08-29 16:16:59,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-08-29 16:16:59,019 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-08-29 16:16:59,019 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:16:59,020 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-08-29 16:16:59,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && \result == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) [2021-08-29 16:16:59,022 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) [2021-08-29 16:16:59,024 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 1 && splverifierCounter == 0) && \result == 0) && tmp == 1) && tmp___0 == 1) && 1 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive) [2021-08-29 16:16:59,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-08-29 16:16:59,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) [2021-08-29 16:16:59,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-08-29 16:16:59,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-08-29 16:16:59,034 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) [2021-08-29 16:16:59,091 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 16:16:59,092 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 16:16:59,092 INFO L158 Benchmark]: Toolchain (without parser) took 13396.49ms. Allocated memory was 73.4MB in the beginning and 251.7MB in the end (delta: 178.3MB). Free memory was 54.8MB in the beginning and 83.2MB in the end (delta: -28.4MB). Peak memory consumption was 149.4MB. Max. memory is 16.1GB. [2021-08-29 16:16:59,092 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 73.4MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 32.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 16:16:59,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.89ms. Allocated memory is still 73.4MB. Free memory was 54.5MB in the beginning and 47.6MB in the end (delta: 7.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-29 16:16:59,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.13ms. Allocated memory is still 73.4MB. Free memory was 47.6MB in the beginning and 41.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-08-29 16:16:59,093 INFO L158 Benchmark]: Boogie Preprocessor took 65.32ms. Allocated memory is still 73.4MB. Free memory was 41.6MB in the beginning and 37.6MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-29 16:16:59,094 INFO L158 Benchmark]: RCFGBuilder took 616.51ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 37.4MB in the beginning and 69.3MB in the end (delta: -31.9MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2021-08-29 16:16:59,094 INFO L158 Benchmark]: TraceAbstraction took 12113.35ms. Allocated memory was 111.1MB in the beginning and 251.7MB in the end (delta: 140.5MB). Free memory was 68.9MB in the beginning and 102.1MB in the end (delta: -33.2MB). Peak memory consumption was 136.7MB. Max. memory is 16.1GB. [2021-08-29 16:16:59,094 INFO L158 Benchmark]: Witness Printer took 117.55ms. Allocated memory is still 251.7MB. Free memory was 102.1MB in the beginning and 83.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-08-29 16:16:59,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 73.4MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 32.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.89ms. Allocated memory is still 73.4MB. Free memory was 54.5MB in the beginning and 47.6MB in the end (delta: 7.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.13ms. Allocated memory is still 73.4MB. Free memory was 47.6MB in the beginning and 41.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.32ms. Allocated memory is still 73.4MB. Free memory was 41.6MB in the beginning and 37.6MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 616.51ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 37.4MB in the beginning and 69.3MB in the end (delta: -31.9MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * TraceAbstraction took 12113.35ms. Allocated memory was 111.1MB in the beginning and 251.7MB in the end (delta: 140.5MB). Free memory was 68.9MB in the beginning and 102.1MB in the end (delta: -33.2MB). Peak memory consumption was 136.7MB. Max. memory is 16.1GB. * Witness Printer took 117.55ms. Allocated memory is still 251.7MB. Free memory was 102.1MB in the beginning and 83.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 688]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 688]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 688]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 12058.86ms, OverallIterations: 14, TraceHistogramMax: 3, EmptinessCheckTime: 17.32ms, AutomataDifference: 4671.09ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 5325.03ms, InitialAbstractionConstructionTime: 21.97ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3184 SdHoareTripleChecker+Valid, 3927.83ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3184 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 3027.77ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3702 mSDsCounter, 105 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6560 IncrementalHoareTripleChecker+Invalid, 6665 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 105 mSolverCounterUnsat, 0 mSDtfsCounter, 6560 mSolverCounterSat, 30.59ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 220 GetRequests, 155 SyntacticMatches, 1 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 266.07ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred in iteration=13, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 220.06ms AutomataMinimizationTime, 14 MinimizatonAttempts, 1707 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 92 LocationsWithAnnotation, 92 PreInvPairs, 250 NumberOfFragments, 966 HoareAnnotationTreeSize, 92 FomulaSimplifications, 1604969 FormulaSimplificationTreeSizeReduction, 1372.31ms HoareSimplificationTime, 92 FomulaSimplificationsInter, 256784 FormulaSimplificationTreeSizeReductionInter, 3935.34ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 59.93ms SsaConstructionTime, 283.97ms SatisfiabilityAnalysisTime, 976.05ms InterpolantComputationTime, 644 NumberOfCodeBlocks, 644 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 688 ConstructedInterpolants, 0 QuantifiedInterpolants, 1227 SizeOfPredicates, 3 NumberOfNonLiveVariables, 456 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 167/176 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: (((((((\result == 1 && splverifierCounter == 0) && \result == 0) && tmp == 1) && tmp___0 == 1) && 1 <= waterLevel) && tmp == 0) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && tmp == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && 1 <= \result) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && \result == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: ((((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && 2 <= \result) && \result == 0) && 2 <= tmp) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && tmp == 1) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: (((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && tmp == 1) && \result == 0) && 1 <= waterLevel) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive)) - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 971]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 1 <= waterLevel) && 1 <= tmp) && \result == 1) && 1 <= \result) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && \result == 1)) || ((((splverifierCounter == 0 && tmp == 1) && 2 <= waterLevel) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && 2 <= waterLevel) && tmp == 0) && \result == 1) && \result == 0) && !(0 == systemActive) - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-29 16:16:59,162 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...