./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec 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_spec5_product54.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 1ac6dea7591a331638bc3d010fd3610cfccee660 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Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 08:45:38,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:45:38,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:45:38,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:45:38,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:45:38,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:45:38,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:45:38,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:45:38,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:45:38,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:45:38,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:45:38,217 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:45:38,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:45:38,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:45:38,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:45:38,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:45:38,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:45:38,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:45:38,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:45:38,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:45:38,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:45:38,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:45:38,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:45:38,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:45:38,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:45:38,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:45:38,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:45:38,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:45:38,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:45:38,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:45:38,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:45:38,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:45:38,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:45:38,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:45:38,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:45:38,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:45:38,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:45:38,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:45:38,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:45:38,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:45:38,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:45:38,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:45:38,278 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:45:38,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:45:38,279 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:45:38,279 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:45:38,280 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:45:38,280 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:45:38,281 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:45:38,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:45:38,281 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:45:38,281 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:45:38,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:45:38,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:45:38,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:45:38,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:45:38,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:45:38,282 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:45:38,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:45:38,283 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:45:38,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:45:38,283 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:45:38,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:45:38,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:45:38,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:38,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:45:38,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:45:38,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:45:38,284 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:45:38,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:45:38,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:45:38,284 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:45:38,284 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ac6dea7591a331638bc3d010fd3610cfccee660 [2021-08-26 08:45:38,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:45:38,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:45:38,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:45:38,549 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:45:38,550 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:45:38,550 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2021-08-26 08:45:38,638 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e55005fc/c8b373cfb6f4476aa4c8bc8ea7ec7fb7/FLAGe7a1605d0 [2021-08-26 08:45:39,135 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:45:39,138 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2021-08-26 08:45:39,148 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e55005fc/c8b373cfb6f4476aa4c8bc8ea7ec7fb7/FLAGe7a1605d0 [2021-08-26 08:45:39,592 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e55005fc/c8b373cfb6f4476aa4c8bc8ea7ec7fb7 [2021-08-26 08:45:39,594 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:45:39,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:45:39,598 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:39,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:45:39,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:45:39,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30cdc66a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39, skipping insertion in model container [2021-08-26 08:45:39,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:45:39,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:45:39,762 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_spec5_product54.cil.c[3647,3660] [2021-08-26 08:45:39,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:39,866 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:45:39,890 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_spec5_product54.cil.c[3647,3660] [2021-08-26 08:45:39,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:39,955 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:45:39,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39 WrapperNode [2021-08-26 08:45:39,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:39,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:39,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:45:39,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:45:39,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:39,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:40,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:40,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:45:40,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:45:40,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:45:40,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:40,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:40,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:40,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:40,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:40,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:40,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:40,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:45:40,119 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:45:40,119 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:45:40,119 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:45:40,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (1/1) ... [2021-08-26 08:45:40,135 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:40,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:40,174 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) [2021-08-26 08:45:40,228 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 [2021-08-26 08:45:40,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:45:40,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:45:40,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:45:40,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:45:40,979 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:45:40,979 INFO L299 CfgBuilder]: Removed 292 assume(true) statements. [2021-08-26 08:45:40,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:40 BoogieIcfgContainer [2021-08-26 08:45:40,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:45:40,981 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:45:40,982 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:45:40,983 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:45:40,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:45:39" (1/3) ... [2021-08-26 08:45:40,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ad59d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:40, skipping insertion in model container [2021-08-26 08:45:40,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:39" (2/3) ... [2021-08-26 08:45:40,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ad59d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:40, skipping insertion in model container [2021-08-26 08:45:40,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:40" (3/3) ... [2021-08-26 08:45:40,985 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product54.cil.c [2021-08-26 08:45:40,988 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:45:40,989 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:45:41,015 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:45:41,019 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 [2021-08-26 08:45:41,019 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:45:41,030 INFO L276 IsEmpty]: Start isEmpty. Operand has 198 states, 194 states have (on average 1.5463917525773196) internal successors, (300), 197 states have internal predecessors, (300), 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) [2021-08-26 08:45:41,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-26 08:45:41,034 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,034 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:41,035 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:41,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,038 INFO L82 PathProgramCache]: Analyzing trace with hash -1762551328, now seen corresponding path program 1 times [2021-08-26 08:45:41,043 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,044 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789895367] [2021-08-26 08:45:41,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:41,184 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789895367] [2021-08-26 08:45:41,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789895367] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:41,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873128517] [2021-08-26 08:45:41,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:45:41,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:45:41,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:41,199 INFO L87 Difference]: Start difference. First operand has 198 states, 194 states have (on average 1.5463917525773196) internal successors, (300), 197 states have internal predecessors, (300), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-08-26 08:45:41,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,222 INFO L93 Difference]: Finished difference Result 389 states and 592 transitions. [2021-08-26 08:45:41,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:45:41,223 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 19 [2021-08-26 08:45:41,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,229 INFO L225 Difference]: With dead ends: 389 [2021-08-26 08:45:41,230 INFO L226 Difference]: Without dead ends: 194 [2021-08-26 08:45:41,232 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:41,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-08-26 08:45:41,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2021-08-26 08:45:41,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 191 states have (on average 1.5078534031413613) internal successors, (288), 193 states have internal predecessors, (288), 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) [2021-08-26 08:45:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 288 transitions. [2021-08-26 08:45:41,261 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 288 transitions. Word has length 19 [2021-08-26 08:45:41,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,261 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 288 transitions. [2021-08-26 08:45:41,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-08-26 08:45:41,261 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2021-08-26 08:45:41,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-26 08:45:41,262 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,262 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:41,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:45:41,263 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:41,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,263 INFO L82 PathProgramCache]: Analyzing trace with hash -26641811, now seen corresponding path program 1 times [2021-08-26 08:45:41,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,264 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196465436] [2021-08-26 08:45:41,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:41,323 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,323 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196465436] [2021-08-26 08:45:41,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196465436] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,324 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:45:41,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459293699] [2021-08-26 08:45:41,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:41,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:41,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,326 INFO L87 Difference]: Start difference. First operand 194 states and 288 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-08-26 08:45:41,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,335 INFO L93 Difference]: Finished difference Result 194 states and 288 transitions. [2021-08-26 08:45:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:41,335 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 20 [2021-08-26 08:45:41,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,336 INFO L225 Difference]: With dead ends: 194 [2021-08-26 08:45:41,336 INFO L226 Difference]: Without dead ends: 75 [2021-08-26 08:45:41,337 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-08-26 08:45:41,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-08-26 08:45:41,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.4864864864864864) internal successors, (110), 74 states have internal predecessors, (110), 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) [2021-08-26 08:45:41,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2021-08-26 08:45:41,341 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 20 [2021-08-26 08:45:41,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,341 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2021-08-26 08:45:41,342 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-08-26 08:45:41,342 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2021-08-26 08:45:41,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 08:45:41,342 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,342 INFO L512 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] [2021-08-26 08:45:41,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:45:41,343 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:41,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,343 INFO L82 PathProgramCache]: Analyzing trace with hash -842143495, now seen corresponding path program 1 times [2021-08-26 08:45:41,344 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,344 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762330011] [2021-08-26 08:45:41,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:41,403 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762330011] [2021-08-26 08:45:41,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762330011] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,404 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:41,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414654661] [2021-08-26 08:45:41,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:41,405 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:41,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:41,406 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 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) [2021-08-26 08:45:41,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,436 INFO L93 Difference]: Finished difference Result 143 states and 213 transitions. [2021-08-26 08:45:41,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:45:41,436 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 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 [2021-08-26 08:45:41,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,437 INFO L225 Difference]: With dead ends: 143 [2021-08-26 08:45:41,437 INFO L226 Difference]: Without dead ends: 75 [2021-08-26 08:45:41,437 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.1ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:41,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-08-26 08:45:41,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-08-26 08:45:41,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.472972972972973) internal successors, (109), 74 states have internal predecessors, (109), 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) [2021-08-26 08:45:41,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2021-08-26 08:45:41,458 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2021-08-26 08:45:41,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,458 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2021-08-26 08:45:41,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 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) [2021-08-26 08:45:41,459 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2021-08-26 08:45:41,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-08-26 08:45:41,460 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,460 INFO L512 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] [2021-08-26 08:45:41,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:45:41,460 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:41,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1960323658, now seen corresponding path program 1 times [2021-08-26 08:45:41,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,462 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492042734] [2021-08-26 08:45:41,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:41,535 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492042734] [2021-08-26 08:45:41,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492042734] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:41,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596005152] [2021-08-26 08:45:41,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:41,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:41,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,541 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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) [2021-08-26 08:45:41,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,580 INFO L93 Difference]: Finished difference Result 155 states and 227 transitions. [2021-08-26 08:45:41,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:41,581 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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 29 [2021-08-26 08:45:41,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,582 INFO L225 Difference]: With dead ends: 155 [2021-08-26 08:45:41,582 INFO L226 Difference]: Without dead ends: 87 [2021-08-26 08:45:41,585 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-08-26 08:45:41,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2021-08-26 08:45:41,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4166666666666667) internal successors, (119), 84 states have internal predecessors, (119), 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) [2021-08-26 08:45:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 119 transitions. [2021-08-26 08:45:41,600 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 119 transitions. Word has length 29 [2021-08-26 08:45:41,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,600 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 119 transitions. [2021-08-26 08:45:41,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 2 states have internal predecessors, (29), 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) [2021-08-26 08:45:41,600 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2021-08-26 08:45:41,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:41,603 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,603 INFO L512 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] [2021-08-26 08:45:41,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:45:41,604 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:41,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,605 INFO L82 PathProgramCache]: Analyzing trace with hash 240541957, now seen corresponding path program 1 times [2021-08-26 08:45:41,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,606 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709033661] [2021-08-26 08:45:41,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:41,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,651 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709033661] [2021-08-26 08:45:41,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709033661] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,651 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:41,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019647147] [2021-08-26 08:45:41,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:41,652 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:41,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:41,653 INFO L87 Difference]: Start difference. First operand 85 states and 119 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) [2021-08-26 08:45:41,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,721 INFO L93 Difference]: Finished difference Result 223 states and 310 transitions. [2021-08-26 08:45:41,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:45:41,721 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 [2021-08-26 08:45:41,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,722 INFO L225 Difference]: With dead ends: 223 [2021-08-26 08:45:41,722 INFO L226 Difference]: Without dead ends: 145 [2021-08-26 08:45:41,723 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:41,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2021-08-26 08:45:41,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 94. [2021-08-26 08:45:41,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 93 states have (on average 1.3763440860215055) internal successors, (128), 93 states have internal predecessors, (128), 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) [2021-08-26 08:45:41,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 128 transitions. [2021-08-26 08:45:41,728 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 128 transitions. Word has length 35 [2021-08-26 08:45:41,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,728 INFO L470 AbstractCegarLoop]: Abstraction has 94 states and 128 transitions. [2021-08-26 08:45:41,728 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) [2021-08-26 08:45:41,728 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2021-08-26 08:45:41,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:41,729 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,729 INFO L512 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] [2021-08-26 08:45:41,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 08:45:41,730 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:41,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,730 INFO L82 PathProgramCache]: Analyzing trace with hash 1174005666, now seen corresponding path program 1 times [2021-08-26 08:45:41,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959152164] [2021-08-26 08:45:41,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:41,772 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,772 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959152164] [2021-08-26 08:45:41,772 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959152164] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,772 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,772 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:41,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851541614] [2021-08-26 08:45:41,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:41,773 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:41,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:41,774 INFO L87 Difference]: Start difference. First operand 94 states and 128 transitions. Second operand has 5 states, 5 states have (on average 7.0) 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) [2021-08-26 08:45:41,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,860 INFO L93 Difference]: Finished difference Result 313 states and 429 transitions. [2021-08-26 08:45:41,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 08:45:41,860 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) 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 [2021-08-26 08:45:41,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,861 INFO L225 Difference]: With dead ends: 313 [2021-08-26 08:45:41,861 INFO L226 Difference]: Without dead ends: 226 [2021-08-26 08:45:41,862 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 26.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-08-26 08:45:41,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-08-26 08:45:41,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2021-08-26 08:45:41,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.358695652173913) internal successors, (125), 92 states have internal predecessors, (125), 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) [2021-08-26 08:45:41,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2021-08-26 08:45:41,866 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 35 [2021-08-26 08:45:41,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,867 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2021-08-26 08:45:41,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) 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) [2021-08-26 08:45:41,867 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2021-08-26 08:45:41,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:41,867 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,868 INFO L512 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] [2021-08-26 08:45:41,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-26 08:45:41,868 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:41,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,868 INFO L82 PathProgramCache]: Analyzing trace with hash 941606535, now seen corresponding path program 1 times [2021-08-26 08:45:41,869 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,869 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246299445] [2021-08-26 08:45:41,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:41,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,900 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246299445] [2021-08-26 08:45:41,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246299445] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,900 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,900 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:41,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923410011] [2021-08-26 08:45:41,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-26 08:45:41,901 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-26 08:45:41,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-26 08:45:41,902 INFO L87 Difference]: Start difference. First operand 93 states and 125 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) [2021-08-26 08:45:41,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,935 INFO L93 Difference]: Finished difference Result 217 states and 291 transitions. [2021-08-26 08:45:41,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-08-26 08:45:41,936 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 [2021-08-26 08:45:41,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,936 INFO L225 Difference]: With dead ends: 217 [2021-08-26 08:45:41,937 INFO L226 Difference]: Without dead ends: 131 [2021-08-26 08:45:41,937 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:41,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-08-26 08:45:41,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2021-08-26 08:45:41,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.336734693877551) internal successors, (131), 98 states have internal predecessors, (131), 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) [2021-08-26 08:45:41,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 131 transitions. [2021-08-26 08:45:41,941 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 131 transitions. Word has length 35 [2021-08-26 08:45:41,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:41,941 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 131 transitions. [2021-08-26 08:45:41,941 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) [2021-08-26 08:45:41,941 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2021-08-26 08:45:41,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-08-26 08:45:41,942 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:41,942 INFO L512 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] [2021-08-26 08:45:41,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-26 08:45:41,942 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:41,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:41,943 INFO L82 PathProgramCache]: Analyzing trace with hash 354800521, now seen corresponding path program 1 times [2021-08-26 08:45:41,943 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:41,943 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020621060] [2021-08-26 08:45:41,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:41,943 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:41,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:41,973 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:41,973 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020621060] [2021-08-26 08:45:41,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020621060] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:41,973 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:41,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:41,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323994148] [2021-08-26 08:45:41,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:41,974 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:41,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:41,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,975 INFO L87 Difference]: Start difference. First operand 99 states and 131 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 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) [2021-08-26 08:45:41,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:41,993 INFO L93 Difference]: Finished difference Result 220 states and 292 transitions. [2021-08-26 08:45:41,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:41,993 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 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 [2021-08-26 08:45:41,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:41,994 INFO L225 Difference]: With dead ends: 220 [2021-08-26 08:45:41,994 INFO L226 Difference]: Without dead ends: 128 [2021-08-26 08:45:41,994 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:41,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-08-26 08:45:41,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-08-26 08:45:41,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.3070866141732282) internal successors, (166), 127 states have internal predecessors, (166), 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) [2021-08-26 08:45:41,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 166 transitions. [2021-08-26 08:45:42,000 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 166 transitions. Word has length 35 [2021-08-26 08:45:42,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:42,000 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 166 transitions. [2021-08-26 08:45:42,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 2 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) [2021-08-26 08:45:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 166 transitions. [2021-08-26 08:45:42,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-26 08:45:42,001 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:42,001 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:42,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-26 08:45:42,001 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:42,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:42,001 INFO L82 PathProgramCache]: Analyzing trace with hash 30142025, now seen corresponding path program 1 times [2021-08-26 08:45:42,002 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:42,002 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739622838] [2021-08-26 08:45:42,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:42,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:42,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:42,084 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:42,084 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739622838] [2021-08-26 08:45:42,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739622838] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:42,085 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:42,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-26 08:45:42,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881418629] [2021-08-26 08:45:42,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-08-26 08:45:42,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:42,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-26 08:45:42,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:42,086 INFO L87 Difference]: Start difference. First operand 128 states and 166 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 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) [2021-08-26 08:45:42,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:42,277 INFO L93 Difference]: Finished difference Result 622 states and 825 transitions. [2021-08-26 08:45:42,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-26 08:45:42,277 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 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 36 [2021-08-26 08:45:42,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:42,279 INFO L225 Difference]: With dead ends: 622 [2021-08-26 08:45:42,279 INFO L226 Difference]: Without dead ends: 530 [2021-08-26 08:45:42,279 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 54.2ms TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-08-26 08:45:42,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2021-08-26 08:45:42,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 223. [2021-08-26 08:45:42,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 222 states have (on average 1.2927927927927927) internal successors, (287), 222 states have internal predecessors, (287), 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) [2021-08-26 08:45:42,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 287 transitions. [2021-08-26 08:45:42,290 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 287 transitions. Word has length 36 [2021-08-26 08:45:42,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:42,291 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 287 transitions. [2021-08-26 08:45:42,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 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) [2021-08-26 08:45:42,291 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 287 transitions. [2021-08-26 08:45:42,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-08-26 08:45:42,291 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:42,292 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:42,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-26 08:45:42,292 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:42,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:42,292 INFO L82 PathProgramCache]: Analyzing trace with hash -351170267, now seen corresponding path program 1 times [2021-08-26 08:45:42,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:42,293 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867280927] [2021-08-26 08:45:42,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:42,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:42,334 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:42,334 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:42,334 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867280927] [2021-08-26 08:45:42,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867280927] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:45:42,334 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1802545338] [2021-08-26 08:45:42,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:42,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:45:42,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:42,336 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) [2021-08-26 08:45:42,337 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-26 08:45:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:42,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 5 conjunts are in the unsatisfiable core [2021-08-26 08:45:42,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:45:42,676 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:42,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1802545338] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:45:42,676 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:45:42,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-08-26 08:45:42,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127506195] [2021-08-26 08:45:42,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-26 08:45:42,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:42,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-26 08:45:42,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:45:42,677 INFO L87 Difference]: Start difference. First operand 223 states and 287 transitions. Second operand has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 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) [2021-08-26 08:45:42,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:42,877 INFO L93 Difference]: Finished difference Result 478 states and 637 transitions. [2021-08-26 08:45:42,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 08:45:42,878 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 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 63 [2021-08-26 08:45:42,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:42,878 INFO L225 Difference]: With dead ends: 478 [2021-08-26 08:45:42,878 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:45:42,879 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 35.9ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-08-26 08:45:42,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:45:42,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:45:42,879 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) [2021-08-26 08:45:42,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:45:42,879 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-08-26 08:45:42,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:42,880 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:45:42,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 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) [2021-08-26 08:45:42,880 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:45:42,880 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:45:42,882 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:42,882 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:42,882 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:42,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-26 08:45:43,100 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,SelfDestructingSolverStorable9 [2021-08-26 08:45:43,102 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:45:43,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:43,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:44,924 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2021-08-26 08:45:44,924 INFO L857 garLoopResultBuilder]: For program point L564(lines 563 610) no Hoare annotation was computed. [2021-08-26 08:45:44,924 INFO L857 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2021-08-26 08:45:44,924 INFO L853 garLoopResultBuilder]: At program point L466(lines 461 469) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse5 (not (= 0 ~systemActive~0))) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (= ~pumpRunning~0 0) .cse7 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse5) (and .cse0 .cse7 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse4 .cse5 .cse6)))) [2021-08-26 08:45:44,925 INFO L853 garLoopResultBuilder]: At program point L466-1(lines 461 469) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 (= ~pumpRunning~0 1)))) [2021-08-26 08:45:44,925 INFO L853 garLoopResultBuilder]: At program point L466-2(lines 461 469) the Hoare annotation is: false [2021-08-26 08:45:44,925 INFO L853 garLoopResultBuilder]: At program point L466-3(lines 461 469) the Hoare annotation is: false [2021-08-26 08:45:44,925 INFO L853 garLoopResultBuilder]: At program point L466-4(lines 461 469) the Hoare annotation is: false [2021-08-26 08:45:44,925 INFO L853 garLoopResultBuilder]: At program point L466-5(lines 461 469) the Hoare annotation is: false [2021-08-26 08:45:44,925 INFO L857 garLoopResultBuilder]: For program point L302(lines 302 309) no Hoare annotation was computed. [2021-08-26 08:45:44,925 INFO L860 garLoopResultBuilder]: At program point L302-1(lines 302 309) the Hoare annotation is: true [2021-08-26 08:45:44,925 INFO L857 garLoopResultBuilder]: For program point L534(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,925 INFO L857 garLoopResultBuilder]: For program point L534-2(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,925 INFO L857 garLoopResultBuilder]: For program point L534-3(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,926 INFO L857 garLoopResultBuilder]: For program point L534-5(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,926 INFO L853 garLoopResultBuilder]: At program point L336(lines 336 342) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse1 (or .cse6 (<= ~waterLevel~0 1))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5)))) [2021-08-26 08:45:44,926 INFO L857 garLoopResultBuilder]: For program point L534-6(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,926 INFO L853 garLoopResultBuilder]: At program point L336-1(lines 336 342) the Hoare annotation is: false [2021-08-26 08:45:44,926 INFO L857 garLoopResultBuilder]: For program point L534-8(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,926 INFO L853 garLoopResultBuilder]: At program point L336-2(lines 336 342) the Hoare annotation is: false [2021-08-26 08:45:44,926 INFO L857 garLoopResultBuilder]: For program point L534-9(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,926 INFO L857 garLoopResultBuilder]: For program point L534-11(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,927 INFO L857 garLoopResultBuilder]: For program point L534-12(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,927 INFO L857 garLoopResultBuilder]: For program point L72(lines 72 89) no Hoare annotation was computed. [2021-08-26 08:45:44,927 INFO L857 garLoopResultBuilder]: For program point L534-14(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,927 INFO L853 garLoopResultBuilder]: At program point L72-1(lines 1 1019) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0))) (let ((.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (or .cse1 (<= ~waterLevel~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0 2) .cse4 .cse5) (and .cse0 .cse6 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse6 .cse2 .cse3 .cse4)))) [2021-08-26 08:45:44,927 INFO L857 garLoopResultBuilder]: For program point L534-15(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,927 INFO L857 garLoopResultBuilder]: For program point L72-2(lines 72 89) no Hoare annotation was computed. [2021-08-26 08:45:44,927 INFO L853 garLoopResultBuilder]: At program point L72-3(lines 1 1019) the Hoare annotation is: false [2021-08-26 08:45:44,927 INFO L857 garLoopResultBuilder]: For program point L534-17(lines 534 538) no Hoare annotation was computed. [2021-08-26 08:45:44,927 INFO L857 garLoopResultBuilder]: For program point L72-4(lines 72 89) no Hoare annotation was computed. [2021-08-26 08:45:44,928 INFO L853 garLoopResultBuilder]: At program point L72-5(lines 1 1019) the Hoare annotation is: false [2021-08-26 08:45:44,928 INFO L857 garLoopResultBuilder]: For program point L601(lines 601 605) no Hoare annotation was computed. [2021-08-26 08:45:44,928 INFO L853 garLoopResultBuilder]: At program point L601-2(lines 601 605) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse1 (or .cse6 (<= ~waterLevel~0 1))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5)))) [2021-08-26 08:45:44,928 INFO L857 garLoopResultBuilder]: For program point L107(lines 107 111) no Hoare annotation was computed. [2021-08-26 08:45:44,928 INFO L857 garLoopResultBuilder]: For program point L107-3(lines 107 111) no Hoare annotation was computed. [2021-08-26 08:45:44,928 INFO L857 garLoopResultBuilder]: For program point L107-6(lines 107 111) no Hoare annotation was computed. [2021-08-26 08:45:44,928 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2021-08-26 08:45:44,928 INFO L853 garLoopResultBuilder]: At program point L274(lines 270 276) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:44,929 INFO L857 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2021-08-26 08:45:44,929 INFO L857 garLoopResultBuilder]: For program point L208-1(line 208) no Hoare annotation was computed. [2021-08-26 08:45:44,929 INFO L857 garLoopResultBuilder]: For program point L208-2(line 208) no Hoare annotation was computed. [2021-08-26 08:45:44,929 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 86) no Hoare annotation was computed. [2021-08-26 08:45:44,929 INFO L857 garLoopResultBuilder]: For program point L76-2(lines 76 86) no Hoare annotation was computed. [2021-08-26 08:45:44,929 INFO L857 garLoopResultBuilder]: For program point L76-4(lines 76 86) no Hoare annotation was computed. [2021-08-26 08:45:44,929 INFO L853 garLoopResultBuilder]: At program point L176(lines 171 179) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse1 (or .cse6 (<= ~waterLevel~0 1))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse6 (= |ULTIMATE.start_getWaterLevel_#res| 2) .cse2 .cse3 .cse4 .cse5)))) [2021-08-26 08:45:44,929 INFO L853 garLoopResultBuilder]: At program point L176-1(lines 171 179) the Hoare annotation is: false [2021-08-26 08:45:44,929 INFO L853 garLoopResultBuilder]: At program point L176-2(lines 171 179) the Hoare annotation is: false [2021-08-26 08:45:44,930 INFO L857 garLoopResultBuilder]: For program point L77(lines 77 83) no Hoare annotation was computed. [2021-08-26 08:45:44,930 INFO L857 garLoopResultBuilder]: For program point L77-2(lines 77 83) no Hoare annotation was computed. [2021-08-26 08:45:44,930 INFO L857 garLoopResultBuilder]: For program point L77-4(lines 77 83) no Hoare annotation was computed. [2021-08-26 08:45:44,930 INFO L857 garLoopResultBuilder]: For program point L573(lines 573 579) no Hoare annotation was computed. [2021-08-26 08:45:44,930 INFO L853 garLoopResultBuilder]: At program point L573-1(lines 573 579) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse1 (or .cse6 (<= ~waterLevel~0 1))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5)))) [2021-08-26 08:45:44,930 INFO L853 garLoopResultBuilder]: At program point L540(lines 525 543) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-08-26 08:45:44,930 INFO L853 garLoopResultBuilder]: At program point L540-1(lines 525 543) the Hoare annotation is: false [2021-08-26 08:45:44,930 INFO L853 garLoopResultBuilder]: At program point L540-2(lines 525 543) the Hoare annotation is: false [2021-08-26 08:45:44,930 INFO L853 garLoopResultBuilder]: At program point L540-3(lines 525 543) the Hoare annotation is: false [2021-08-26 08:45:44,931 INFO L853 garLoopResultBuilder]: At program point L540-4(lines 525 543) the Hoare annotation is: false [2021-08-26 08:45:44,931 INFO L853 garLoopResultBuilder]: At program point L540-5(lines 525 543) the Hoare annotation is: false [2021-08-26 08:45:44,931 INFO L853 garLoopResultBuilder]: At program point L144(lines 139 147) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-08-26 08:45:44,931 INFO L853 garLoopResultBuilder]: At program point L144-1(lines 139 147) the Hoare annotation is: false [2021-08-26 08:45:44,931 INFO L853 garLoopResultBuilder]: At program point L144-2(lines 139 147) the Hoare annotation is: false [2021-08-26 08:45:44,931 INFO L860 garLoopResultBuilder]: At program point L311(lines 292 314) the Hoare annotation is: true [2021-08-26 08:45:44,931 INFO L853 garLoopResultBuilder]: At program point L642(lines 1 1019) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:44,931 INFO L853 garLoopResultBuilder]: At program point L611(lines 562 612) the Hoare annotation is: false [2021-08-26 08:45:44,931 INFO L857 garLoopResultBuilder]: For program point L413(lines 413 430) no Hoare annotation was computed. [2021-08-26 08:45:44,932 INFO L857 garLoopResultBuilder]: For program point L413-1(lines 413 430) no Hoare annotation was computed. [2021-08-26 08:45:44,932 INFO L857 garLoopResultBuilder]: For program point L413-2(lines 413 430) no Hoare annotation was computed. [2021-08-26 08:45:44,932 INFO L853 garLoopResultBuilder]: At program point L51(lines 46 53) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:44,932 INFO L857 garLoopResultBuilder]: For program point L184(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,932 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,932 INFO L857 garLoopResultBuilder]: For program point L184-2(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,932 INFO L857 garLoopResultBuilder]: For program point L184-3(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,932 INFO L857 garLoopResultBuilder]: For program point L184-4(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,932 INFO L857 garLoopResultBuilder]: For program point L184-5(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,933 INFO L857 garLoopResultBuilder]: For program point L184-6(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,933 INFO L857 garLoopResultBuilder]: For program point L184-7(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,933 INFO L857 garLoopResultBuilder]: For program point L184-8(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,933 INFO L857 garLoopResultBuilder]: For program point L184-9(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,933 INFO L857 garLoopResultBuilder]: For program point L184-10(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,933 INFO L857 garLoopResultBuilder]: For program point L184-11(lines 184 190) no Hoare annotation was computed. [2021-08-26 08:45:44,933 INFO L857 garLoopResultBuilder]: For program point L515(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,933 INFO L857 garLoopResultBuilder]: For program point L515-2(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,933 INFO L857 garLoopResultBuilder]: For program point L515-3(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,933 INFO L857 garLoopResultBuilder]: For program point L515-5(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,933 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:45:44,934 INFO L857 garLoopResultBuilder]: For program point L515-6(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,934 INFO L857 garLoopResultBuilder]: For program point L515-8(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,934 INFO L857 garLoopResultBuilder]: For program point L515-9(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,934 INFO L857 garLoopResultBuilder]: For program point L515-11(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,934 INFO L857 garLoopResultBuilder]: For program point L119(lines 119 123) no Hoare annotation was computed. [2021-08-26 08:45:44,934 INFO L857 garLoopResultBuilder]: For program point L515-12(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,934 INFO L857 garLoopResultBuilder]: For program point L515-14(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,934 INFO L857 garLoopResultBuilder]: For program point L515-15(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,934 INFO L857 garLoopResultBuilder]: For program point L515-17(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,934 INFO L857 garLoopResultBuilder]: For program point L515-18(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,935 INFO L857 garLoopResultBuilder]: For program point L515-20(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,935 INFO L857 garLoopResultBuilder]: For program point L515-21(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,935 INFO L857 garLoopResultBuilder]: For program point L515-23(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,935 INFO L857 garLoopResultBuilder]: For program point L515-24(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,935 INFO L857 garLoopResultBuilder]: For program point L515-26(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,935 INFO L857 garLoopResultBuilder]: For program point L515-27(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,935 INFO L857 garLoopResultBuilder]: For program point L515-29(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,935 INFO L857 garLoopResultBuilder]: For program point L515-30(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,935 INFO L857 garLoopResultBuilder]: For program point L515-32(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,935 INFO L857 garLoopResultBuilder]: For program point L515-33(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,936 INFO L857 garLoopResultBuilder]: For program point L417(lines 417 425) no Hoare annotation was computed. [2021-08-26 08:45:44,936 INFO L857 garLoopResultBuilder]: For program point L417-1(lines 417 425) no Hoare annotation was computed. [2021-08-26 08:45:44,936 INFO L857 garLoopResultBuilder]: For program point L515-35(lines 515 519) no Hoare annotation was computed. [2021-08-26 08:45:44,936 INFO L857 garLoopResultBuilder]: For program point L417-2(lines 417 425) no Hoare annotation was computed. [2021-08-26 08:45:44,936 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 589) no Hoare annotation was computed. [2021-08-26 08:45:44,936 INFO L853 garLoopResultBuilder]: At program point L583-1(lines 583 589) the Hoare annotation is: (let ((.cse6 (= 2 ~waterLevel~0))) (let ((.cse1 (or .cse6 (<= ~waterLevel~0 1))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0))) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 .cse5) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5)))) [2021-08-26 08:45:44,936 INFO L853 garLoopResultBuilder]: At program point L650(lines 645 653) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:44,936 INFO L857 garLoopResultBuilder]: For program point L387(lines 387 404) no Hoare annotation was computed. [2021-08-26 08:45:44,936 INFO L857 garLoopResultBuilder]: For program point L387-1(lines 387 404) no Hoare annotation was computed. [2021-08-26 08:45:44,937 INFO L857 garLoopResultBuilder]: For program point L387-2(lines 387 404) no Hoare annotation was computed. [2021-08-26 08:45:44,937 INFO L857 garLoopResultBuilder]: For program point L387-3(lines 387 404) no Hoare annotation was computed. [2021-08-26 08:45:44,937 INFO L857 garLoopResultBuilder]: For program point L387-4(lines 387 404) no Hoare annotation was computed. [2021-08-26 08:45:44,937 INFO L857 garLoopResultBuilder]: For program point L387-5(lines 387 404) no Hoare annotation was computed. [2021-08-26 08:45:44,937 INFO L853 garLoopResultBuilder]: At program point L189(lines 180 193) the Hoare annotation is: false [2021-08-26 08:45:44,937 INFO L853 garLoopResultBuilder]: At program point L189-1(lines 180 193) the Hoare annotation is: false [2021-08-26 08:45:44,937 INFO L853 garLoopResultBuilder]: At program point L189-2(lines 180 193) the Hoare annotation is: false [2021-08-26 08:45:44,937 INFO L853 garLoopResultBuilder]: At program point L189-3(lines 180 193) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2021-08-26 08:45:44,937 INFO L853 garLoopResultBuilder]: At program point L189-4(lines 180 193) the Hoare annotation is: false [2021-08-26 08:45:44,937 INFO L853 garLoopResultBuilder]: At program point L189-5(lines 180 193) the Hoare annotation is: false [2021-08-26 08:45:44,938 INFO L853 garLoopResultBuilder]: At program point L189-6(lines 180 193) the Hoare annotation is: false [2021-08-26 08:45:44,938 INFO L853 garLoopResultBuilder]: At program point L189-7(lines 180 193) the Hoare annotation is: false [2021-08-26 08:45:44,938 INFO L853 garLoopResultBuilder]: At program point L189-8(lines 180 193) the Hoare annotation is: false [2021-08-26 08:45:44,938 INFO L853 garLoopResultBuilder]: At program point L189-9(lines 180 193) the Hoare annotation is: false [2021-08-26 08:45:44,938 INFO L853 garLoopResultBuilder]: At program point L189-10(lines 180 193) the Hoare annotation is: false [2021-08-26 08:45:44,938 INFO L853 garLoopResultBuilder]: At program point L189-11(lines 180 193) the Hoare annotation is: false [2021-08-26 08:45:44,938 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:45:44,938 INFO L853 garLoopResultBuilder]: At program point L521(lines 506 524) the Hoare annotation is: false [2021-08-26 08:45:44,938 INFO L853 garLoopResultBuilder]: At program point L521-1(lines 506 524) the Hoare annotation is: false [2021-08-26 08:45:44,938 INFO L853 garLoopResultBuilder]: At program point L521-2(lines 506 524) the Hoare annotation is: false [2021-08-26 08:45:44,939 INFO L853 garLoopResultBuilder]: At program point L521-3(lines 506 524) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (<= ~waterLevel~0 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2021-08-26 08:45:44,939 INFO L853 garLoopResultBuilder]: At program point L521-4(lines 506 524) the Hoare annotation is: false [2021-08-26 08:45:44,939 INFO L853 garLoopResultBuilder]: At program point L521-5(lines 506 524) the Hoare annotation is: false [2021-08-26 08:45:44,939 INFO L853 garLoopResultBuilder]: At program point L521-6(lines 506 524) the Hoare annotation is: false [2021-08-26 08:45:44,939 INFO L853 garLoopResultBuilder]: At program point L521-7(lines 506 524) the Hoare annotation is: false [2021-08-26 08:45:44,939 INFO L853 garLoopResultBuilder]: At program point L521-8(lines 506 524) the Hoare annotation is: false [2021-08-26 08:45:44,939 INFO L853 garLoopResultBuilder]: At program point L521-9(lines 506 524) the Hoare annotation is: false [2021-08-26 08:45:44,939 INFO L853 garLoopResultBuilder]: At program point L521-10(lines 506 524) the Hoare annotation is: false [2021-08-26 08:45:44,939 INFO L853 garLoopResultBuilder]: At program point L521-11(lines 506 524) the Hoare annotation is: false [2021-08-26 08:45:44,940 INFO L853 garLoopResultBuilder]: At program point L225-2(lines 225 239) the Hoare annotation is: false [2021-08-26 08:45:44,940 INFO L853 garLoopResultBuilder]: At program point L457(lines 450 460) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-08-26 08:45:44,940 INFO L853 garLoopResultBuilder]: At program point L457-1(lines 450 460) the Hoare annotation is: false [2021-08-26 08:45:44,940 INFO L857 garLoopResultBuilder]: For program point L391(lines 391 399) no Hoare annotation was computed. [2021-08-26 08:45:44,940 INFO L853 garLoopResultBuilder]: At program point L457-2(lines 450 460) the Hoare annotation is: false [2021-08-26 08:45:44,940 INFO L857 garLoopResultBuilder]: For program point L391-1(lines 391 399) no Hoare annotation was computed. [2021-08-26 08:45:44,940 INFO L857 garLoopResultBuilder]: For program point L391-2(lines 391 399) no Hoare annotation was computed. [2021-08-26 08:45:44,940 INFO L857 garLoopResultBuilder]: For program point L391-3(lines 391 399) no Hoare annotation was computed. [2021-08-26 08:45:44,940 INFO L857 garLoopResultBuilder]: For program point L391-4(lines 391 399) no Hoare annotation was computed. [2021-08-26 08:45:44,940 INFO L857 garLoopResultBuilder]: For program point L226(line 226) no Hoare annotation was computed. [2021-08-26 08:45:44,941 INFO L857 garLoopResultBuilder]: For program point L391-5(lines 391 399) no Hoare annotation was computed. [2021-08-26 08:45:44,941 INFO L853 garLoopResultBuilder]: At program point L61(lines 329 335) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 (= ~pumpRunning~0 1)))) [2021-08-26 08:45:44,941 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:45:44,941 INFO L853 garLoopResultBuilder]: At program point L61-1(lines 329 335) the Hoare annotation is: false [2021-08-26 08:45:44,941 INFO L853 garLoopResultBuilder]: At program point L61-2(lines 329 335) the Hoare annotation is: false [2021-08-26 08:45:44,941 INFO L857 garLoopResultBuilder]: For program point L361(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,941 INFO L857 garLoopResultBuilder]: For program point L361-1(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,941 INFO L857 garLoopResultBuilder]: For program point L361-2(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,941 INFO L857 garLoopResultBuilder]: For program point L361-3(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,942 INFO L857 garLoopResultBuilder]: For program point L361-4(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,942 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 233) no Hoare annotation was computed. [2021-08-26 08:45:44,942 INFO L857 garLoopResultBuilder]: For program point L361-5(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,942 INFO L857 garLoopResultBuilder]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2021-08-26 08:45:44,942 INFO L857 garLoopResultBuilder]: For program point L361-6(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,942 INFO L857 garLoopResultBuilder]: For program point L361-7(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,942 INFO L857 garLoopResultBuilder]: For program point L361-8(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,942 INFO L857 garLoopResultBuilder]: For program point L361-9(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,942 INFO L857 garLoopResultBuilder]: For program point L361-10(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,942 INFO L857 garLoopResultBuilder]: For program point L361-11(lines 361 378) no Hoare annotation was computed. [2021-08-26 08:45:44,942 INFO L857 garLoopResultBuilder]: For program point L593(lines 593 606) no Hoare annotation was computed. [2021-08-26 08:45:44,943 INFO L853 garLoopResultBuilder]: At program point L329(lines 325 347) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1))) (.cse2 (= ULTIMATE.start_main_~tmp~1 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 1) .cse2 .cse3 (= |ULTIMATE.start_isPumpRunning_#res| 1) .cse4 (= ~pumpRunning~0 1)) (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-08-26 08:45:44,943 INFO L853 garLoopResultBuilder]: At program point L329-1(lines 325 347) the Hoare annotation is: false [2021-08-26 08:45:44,943 INFO L853 garLoopResultBuilder]: At program point L329-2(lines 325 347) the Hoare annotation is: false [2021-08-26 08:45:44,943 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 135) no Hoare annotation was computed. [2021-08-26 08:45:44,943 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:45:44,943 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 208) no Hoare annotation was computed. [2021-08-26 08:45:44,943 INFO L853 garLoopResultBuilder]: At program point L199(lines 194 202) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (or (= 2 ~waterLevel~0) (<= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 1) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 1)) [2021-08-26 08:45:44,943 INFO L853 garLoopResultBuilder]: At program point L199-1(lines 194 202) the Hoare annotation is: false [2021-08-26 08:45:44,944 INFO L853 garLoopResultBuilder]: At program point L199-2(lines 194 202) the Hoare annotation is: false [2021-08-26 08:45:44,944 INFO L853 garLoopResultBuilder]: At program point L199-3(lines 194 202) the Hoare annotation is: false [2021-08-26 08:45:44,944 INFO L853 garLoopResultBuilder]: At program point L199-4(lines 194 202) the Hoare annotation is: false [2021-08-26 08:45:44,944 INFO L853 garLoopResultBuilder]: At program point L199-5(lines 194 202) the Hoare annotation is: false [2021-08-26 08:45:44,944 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,944 INFO L857 garLoopResultBuilder]: For program point L365-1(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,944 INFO L857 garLoopResultBuilder]: For program point L365-2(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,944 INFO L857 garLoopResultBuilder]: For program point L365-3(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,944 INFO L857 garLoopResultBuilder]: For program point L365-4(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,945 INFO L857 garLoopResultBuilder]: For program point L365-5(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,945 INFO L857 garLoopResultBuilder]: For program point L365-6(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,945 INFO L857 garLoopResultBuilder]: For program point L365-7(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,945 INFO L857 garLoopResultBuilder]: For program point L365-8(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,945 INFO L857 garLoopResultBuilder]: For program point L365-9(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,945 INFO L857 garLoopResultBuilder]: For program point L365-10(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,945 INFO L857 garLoopResultBuilder]: For program point L365-11(lines 365 373) no Hoare annotation was computed. [2021-08-26 08:45:44,948 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:45:44,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:45:44 BoogieIcfgContainer [2021-08-26 08:45:44,968 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:45:44,968 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:45:44,968 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:45:44,968 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:45:44,969 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:40" (3/4) ... [2021-08-26 08:45:44,971 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:45:44,992 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:45:44,993 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:45:44,994 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:45:44,994 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:45:44,995 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:45:44,996 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:44,997 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:45,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-26 08:45:45,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-26 08:45:45,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-08-26 08:45:45,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && 2 == waterLevel) && \result == 2) && tmp == 1) && \result == 1) && tmp == 2) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:45,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:45:45,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:45:45,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:45:45,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:45:45,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:45:45,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:45,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:45:45,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && 2 == waterLevel) && \result == 2) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:45:45,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-08-26 08:45:45,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-08-26 08:45:45,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-08-26 08:45:45,016 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:45,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:45,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-08-26 08:45:45,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 [2021-08-26 08:45:45,058 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:45:45,058 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:45:45,059 INFO L168 Benchmark]: Toolchain (without parser) took 5461.87 ms. Allocated memory was 52.4 MB in the beginning and 169.9 MB in the end (delta: 117.4 MB). Free memory was 28.0 MB in the beginning and 138.4 MB in the end (delta: -110.4 MB). Peak memory consumption was 96.8 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,060 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 52.4 MB. Free memory was 33.2 MB in the beginning and 33.2 MB in the end (delta: 36.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:45:45,060 INFO L168 Benchmark]: CACSL2BoogieTranslator took 360.46 ms. Allocated memory was 52.4 MB in the beginning and 73.4 MB in the end (delta: 21.0 MB). Free memory was 27.8 MB in the beginning and 48.5 MB in the end (delta: -20.7 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.47 ms. Allocated memory is still 73.4 MB. Free memory was 48.5 MB in the beginning and 43.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,060 INFO L168 Benchmark]: Boogie Preprocessor took 75.42 ms. Allocated memory is still 73.4 MB. Free memory was 43.3 MB in the beginning and 39.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,061 INFO L168 Benchmark]: RCFGBuilder took 861.63 ms. Allocated memory was 73.4 MB in the beginning and 88.1 MB in the end (delta: 14.7 MB). Free memory was 39.9 MB in the beginning and 65.1 MB in the end (delta: -25.2 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,061 INFO L168 Benchmark]: TraceAbstraction took 3986.30 ms. Allocated memory was 88.1 MB in the beginning and 169.9 MB in the end (delta: 81.8 MB). Free memory was 64.6 MB in the beginning and 58.2 MB in the end (delta: 6.4 MB). Peak memory consumption was 98.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,061 INFO L168 Benchmark]: Witness Printer took 90.38 ms. Allocated memory is still 169.9 MB. Free memory was 58.2 MB in the beginning and 138.4 MB in the end (delta: -80.2 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:45,062 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 52.4 MB. Free memory was 33.2 MB in the beginning and 33.2 MB in the end (delta: 36.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 360.46 ms. Allocated memory was 52.4 MB in the beginning and 73.4 MB in the end (delta: 21.0 MB). Free memory was 27.8 MB in the beginning and 48.5 MB in the end (delta: -20.7 MB). Peak memory consumption was 5.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.47 ms. Allocated memory is still 73.4 MB. Free memory was 48.5 MB in the beginning and 43.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 75.42 ms. Allocated memory is still 73.4 MB. Free memory was 43.3 MB in the beginning and 39.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 861.63 ms. Allocated memory was 73.4 MB in the beginning and 88.1 MB in the end (delta: 14.7 MB). Free memory was 39.9 MB in the beginning and 65.1 MB in the end (delta: -25.2 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3986.30 ms. Allocated memory was 88.1 MB in the beginning and 169.9 MB in the end (delta: 81.8 MB). Free memory was 64.6 MB in the beginning and 58.2 MB in the end (delta: 6.4 MB). Peak memory consumption was 98.5 MB. Max. memory is 16.1 GB. * Witness Printer took 90.38 ms. Allocated memory is still 169.9 MB. Free memory was 58.2 MB in the beginning and 138.4 MB in the end (delta: -80.2 MB). Peak memory consumption was 8.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 208]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 208]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 208]: 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, 198 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3933.8ms, OverallIterations: 10, TraceHistogramMax: 2, EmptinessCheckTime: 14.4ms, AutomataDifference: 741.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1822.9ms, InitialAbstractionConstructionTime: 7.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1354 SDtfs, 1678 SDslu, 1660 SDs, 0 SdLazy, 310 SolverSat, 91 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 367.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 169.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=223occurred in iteration=9, InterpolantAutomatonStates: 53, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 88.1ms AutomataMinimizationTime, 10 MinimizatonAttempts, 525 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 74 LocationsWithAnnotation, 74 PreInvPairs, 183 NumberOfFragments, 1035 HoareAnnotationTreeSize, 74 FomulaSimplifications, 51187 FormulaSimplificationTreeSizeReduction, 319.0ms HoareSimplificationTime, 74 FomulaSimplificationsInter, 9506 FormulaSimplificationTreeSizeReductionInter, 1483.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 45.8ms SsaConstructionTime, 249.5ms SatisfiabilityAnalysisTime, 527.5ms InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 385 ConstructedInterpolants, 0 QuantifiedInterpolants, 807 SizeOfPredicates, 3 NumberOfNonLiveVariables, 466 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 26/32 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: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && 2 == waterLevel) && \result == 2) && tmp == 1) && \result == 1) && tmp == 2) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 645]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && 2 == waterLevel) && \result == 2) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && waterLevel <= 1) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && 2 == waterLevel) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && (2 == waterLevel || waterLevel <= 1)) && \result == 0) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && (2 == waterLevel || waterLevel <= 1)) && switchedOnBeforeTS == 1) && tmp == 1) && \result == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:45:45,101 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...