./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product25.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_spec4_product25.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 9adf580d787f62224e97e4e19700baa564f81557 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 08:44:42,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:44:42,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:44:42,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:44:42,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:44:42,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:44:42,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:44:42,088 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:44:42,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:44:42,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:44:42,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:44:42,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:44:42,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:44:42,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:44:42,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:44:42,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:44:42,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:44:42,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:44:42,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:44:42,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:44:42,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:44:42,098 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:44:42,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:44:42,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:44:42,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:44:42,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:44:42,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:44:42,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:44:42,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:44:42,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:44:42,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:44:42,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:44:42,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:44:42,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:44:42,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:44:42,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:44:42,106 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:44:42,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:44:42,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:44:42,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:44:42,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:44:42,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:44:42,123 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:44:42,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:44:42,124 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:44:42,124 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:44:42,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:44:42,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:44:42,125 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:44:42,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:44:42,126 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:44:42,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:44:42,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:44:42,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:44:42,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:44:42,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:44:42,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:44:42,127 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:44:42,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:44:42,127 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:44:42,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:44:42,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:44:42,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:44:42,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:44:42,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:44:42,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:44:42,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:44:42,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:44:42,141 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:44:42,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:44:42,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:44:42,141 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:44:42,141 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9adf580d787f62224e97e4e19700baa564f81557 [2021-08-26 08:44:42,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:44:42,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:44:42,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:44:42,411 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:44:42,411 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:44:42,412 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-08-26 08:44:42,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8630aca3d/7d0428c7060a4752a0009357346e8a80/FLAG8b92d8163 [2021-08-26 08:44:42,858 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:44:42,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2021-08-26 08:44:42,870 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8630aca3d/7d0428c7060a4752a0009357346e8a80/FLAG8b92d8163 [2021-08-26 08:44:43,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8630aca3d/7d0428c7060a4752a0009357346e8a80 [2021-08-26 08:44:43,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:44:43,235 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:44:43,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:44:43,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:44:43,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:44:43,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b084949 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43, skipping insertion in model container [2021-08-26 08:44:43,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:44:43,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:44:43,362 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1281,1294] [2021-08-26 08:44:43,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:44:43,499 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:44:43,515 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1281,1294] [2021-08-26 08:44:43,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:44:43,587 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:44:43,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43 WrapperNode [2021-08-26 08:44:43,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:44:43,590 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:44:43,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:44:43,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:44:43,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,657 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:44:43,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:44:43,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:44:43,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:44:43,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:44:43,695 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:44:43,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:44:43,696 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:44:43,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43" (1/1) ... [2021-08-26 08:44:43,709 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:44:43,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:44:43,726 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 08:44:43,728 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 08:44:43,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:44:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:44:43,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:44:43,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:44:44,378 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:44:44,379 INFO L299 CfgBuilder]: Removed 96 assume(true) statements. [2021-08-26 08:44:44,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:44:44 BoogieIcfgContainer [2021-08-26 08:44:44,380 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:44:44,381 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:44:44,381 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:44:44,383 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:44:44,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:44:43" (1/3) ... [2021-08-26 08:44:44,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70934547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:44:44, skipping insertion in model container [2021-08-26 08:44:44,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:44:43" (2/3) ... [2021-08-26 08:44:44,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70934547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:44:44, skipping insertion in model container [2021-08-26 08:44:44,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:44:44" (3/3) ... [2021-08-26 08:44:44,385 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2021-08-26 08:44:44,388 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:44:44,388 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:44:44,413 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:44:44,417 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 08:44:44,417 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:44:44,426 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 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 08:44:44,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 08:44:44,431 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:44,432 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:44,432 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 08:44:44,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:44,436 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2021-08-26 08:44:44,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:44,441 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398071514] [2021-08-26 08:44:44,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:44,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:44,640 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 08:44:44,640 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:44,641 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398071514] [2021-08-26 08:44:44,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398071514] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:44,656 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:44,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:44:44,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722881004] [2021-08-26 08:44:44,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:44:44,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:44,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:44:44,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:44:44,670 INFO L87 Difference]: Start difference. First operand has 75 states, 71 states have (on average 1.5633802816901408) internal successors, (111), 74 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:44,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:44,690 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-08-26 08:44:44,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:44:44,691 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-08-26 08:44:44,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:44,703 INFO L225 Difference]: With dead ends: 144 [2021-08-26 08:44:44,703 INFO L226 Difference]: Without dead ends: 71 [2021-08-26 08:44:44,706 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 08:44:44,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-08-26 08:44:44,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-08-26 08:44:44,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 70 states have internal predecessors, (99), 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 08:44:44,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-08-26 08:44:44,732 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2021-08-26 08:44:44,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:44,733 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-08-26 08:44:44,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:44,733 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-08-26 08:44:44,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-08-26 08:44:44,734 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:44,734 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:44:44,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:44:44,734 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 08:44:44,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:44,735 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2021-08-26 08:44:44,735 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:44,735 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414073864] [2021-08-26 08:44:44,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:44,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:44,786 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 08:44:44,786 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:44,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414073864] [2021-08-26 08:44:44,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414073864] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:44,791 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:44,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:44:44,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463212092] [2021-08-26 08:44:44,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:44:44,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:44,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:44:44,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:44:44,793 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:44,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:44,804 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2021-08-26 08:44:44,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:44:44,807 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-08-26 08:44:44,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:44,807 INFO L225 Difference]: With dead ends: 71 [2021-08-26 08:44:44,807 INFO L226 Difference]: Without dead ends: 33 [2021-08-26 08:44:44,808 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:44:44,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-08-26 08:44:44,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-08-26 08:44:44,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.4375) internal successors, (46), 32 states have internal predecessors, (46), 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 08:44:44,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-08-26 08:44:44,810 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-08-26 08:44:44,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:44,810 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-08-26 08:44:44,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:44,811 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-08-26 08:44:44,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-08-26 08:44:44,811 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:44,811 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] [2021-08-26 08:44:44,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:44:44,811 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 08:44:44,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:44,812 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2021-08-26 08:44:44,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:44,812 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943281238] [2021-08-26 08:44:44,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:44,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:44,921 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 08:44:44,922 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:44,922 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943281238] [2021-08-26 08:44:44,922 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943281238] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:44,923 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:44,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:44:44,924 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413306872] [2021-08-26 08:44:44,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:44:44,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:44,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:44:44,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:44:44,927 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:45,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:45,009 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2021-08-26 08:44:45,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:44:45,010 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-08-26 08:44:45,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:45,011 INFO L225 Difference]: With dead ends: 60 [2021-08-26 08:44:45,011 INFO L226 Difference]: Without dead ends: 33 [2021-08-26 08:44:45,011 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:44:45,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-08-26 08:44:45,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-08-26 08:44:45,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 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 08:44:45,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-08-26 08:44:45,014 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-08-26 08:44:45,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:45,015 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-08-26 08:44:45,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:45,015 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-08-26 08:44:45,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-08-26 08:44:45,015 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:45,016 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] [2021-08-26 08:44:45,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:44:45,016 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 08:44:45,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:45,016 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2021-08-26 08:44:45,017 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:45,017 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454848245] [2021-08-26 08:44:45,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:45,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:45,069 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 08:44:45,069 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:45,069 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454848245] [2021-08-26 08:44:45,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454848245] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:45,070 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:45,070 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:44:45,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130326568] [2021-08-26 08:44:45,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:45,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:45,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:45,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:45,071 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 08:44:45,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:45,121 INFO L93 Difference]: Finished difference Result 120 states and 176 transitions. [2021-08-26 08:44:45,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:44:45,122 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 23 [2021-08-26 08:44:45,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:45,124 INFO L225 Difference]: With dead ends: 120 [2021-08-26 08:44:45,125 INFO L226 Difference]: Without dead ends: 93 [2021-08-26 08:44:45,126 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 20.9ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:44:45,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-08-26 08:44:45,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 56. [2021-08-26 08:44:45,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 55 states have (on average 1.4) internal successors, (77), 55 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:44:45,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 77 transitions. [2021-08-26 08:44:45,143 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 77 transitions. Word has length 23 [2021-08-26 08:44:45,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:45,144 INFO L470 AbstractCegarLoop]: Abstraction has 56 states and 77 transitions. [2021-08-26 08:44:45,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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 08:44:45,144 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2021-08-26 08:44:45,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-08-26 08:44:45,145 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:44:45,145 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] [2021-08-26 08:44:45,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:44:45,146 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 08:44:45,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:44:45,147 INFO L82 PathProgramCache]: Analyzing trace with hash 320721258, now seen corresponding path program 1 times [2021-08-26 08:44:45,147 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:44:45,147 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547999083] [2021-08-26 08:44:45,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:44:45,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:44:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:44:45,186 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 08:44:45,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:44:45,187 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547999083] [2021-08-26 08:44:45,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547999083] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:44:45,187 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:44:45,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:44:45,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218734522] [2021-08-26 08:44:45,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:44:45,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:44:45,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:44:45,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:44:45,189 INFO L87 Difference]: Start difference. First operand 56 states and 77 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 08:44:45,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:44:45,217 INFO L93 Difference]: Finished difference Result 124 states and 179 transitions. [2021-08-26 08:44:45,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:44:45,217 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 24 [2021-08-26 08:44:45,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:44:45,218 INFO L225 Difference]: With dead ends: 124 [2021-08-26 08:44:45,218 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:44:45,218 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:44:45,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:44:45,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:44:45,219 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 08:44:45,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:44:45,227 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-08-26 08:44:45,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:44:45,227 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:44:45,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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 08:44:45,227 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:44:45,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:44:45,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:44:45,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:44:45,230 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:44:45,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-26 08:44:45,232 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:44:45,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:44:45,378 INFO L853 garLoopResultBuilder]: At program point L448(lines 443 451) the Hoare annotation is: false [2021-08-26 08:44:45,378 INFO L853 garLoopResultBuilder]: At program point L448-1(lines 443 451) the Hoare annotation is: false [2021-08-26 08:44:45,378 INFO L857 garLoopResultBuilder]: For program point L382(lines 382 386) no Hoare annotation was computed. [2021-08-26 08:44:45,379 INFO L853 garLoopResultBuilder]: At program point L448-2(lines 443 451) the Hoare annotation is: false [2021-08-26 08:44:45,379 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-08-26 08:44:45,379 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-08-26 08:44:45,380 INFO L853 garLoopResultBuilder]: At program point L85-1(lines 85 91) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-08-26 08:44:45,380 INFO L853 garLoopResultBuilder]: At program point L878(lines 874 880) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:44:45,380 INFO L857 garLoopResultBuilder]: For program point L168(lines 168 185) no Hoare annotation was computed. [2021-08-26 08:44:45,380 INFO L857 garLoopResultBuilder]: For program point L168-1(lines 168 185) no Hoare annotation was computed. [2021-08-26 08:44:45,380 INFO L857 garLoopResultBuilder]: For program point L168-2(lines 168 185) no Hoare annotation was computed. [2021-08-26 08:44:45,380 INFO L857 garLoopResultBuilder]: For program point L350(lines 350 356) no Hoare annotation was computed. [2021-08-26 08:44:45,380 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:44:45,380 INFO L857 garLoopResultBuilder]: For program point L350-2(lines 350 356) no Hoare annotation was computed. [2021-08-26 08:44:45,380 INFO L857 garLoopResultBuilder]: For program point L350-4(lines 350 356) no Hoare annotation was computed. [2021-08-26 08:44:45,380 INFO L853 garLoopResultBuilder]: At program point L136(lines 135 154) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-08-26 08:44:45,380 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 136 142) no Hoare annotation was computed. [2021-08-26 08:44:45,380 INFO L853 garLoopResultBuilder]: At program point L136-2(lines 135 154) the Hoare annotation is: false [2021-08-26 08:44:45,380 INFO L853 garLoopResultBuilder]: At program point L136-3(lines 135 154) the Hoare annotation is: false [2021-08-26 08:44:45,380 INFO L853 garLoopResultBuilder]: At program point L830-2(lines 830 844) the Hoare annotation is: false [2021-08-26 08:44:45,380 INFO L857 garLoopResultBuilder]: For program point L831(line 831) no Hoare annotation was computed. [2021-08-26 08:44:45,380 INFO L857 garLoopResultBuilder]: For program point L370(lines 370 374) no Hoare annotation was computed. [2021-08-26 08:44:45,380 INFO L857 garLoopResultBuilder]: For program point L370-3(lines 370 374) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L172(lines 172 180) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L370-6(lines 370 374) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 172 180) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L172-2(lines 172 180) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 292) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L288-2(lines 288 292) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L288-3(lines 288 292) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L288-5(lines 288 292) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L288-6(lines 288 292) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L288-8(lines 288 292) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L853 garLoopResultBuilder]: At program point L239(lines 234 242) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-08-26 08:44:45,381 INFO L853 garLoopResultBuilder]: At program point L239-1(lines 234 242) the Hoare annotation is: false [2021-08-26 08:44:45,381 INFO L853 garLoopResultBuilder]: At program point L239-2(lines 234 242) the Hoare annotation is: false [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 838) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L834-1(lines 136 142) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:44:45,381 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 81) no Hoare annotation was computed. [2021-08-26 08:44:45,382 INFO L853 garLoopResultBuilder]: At program point L75-1(lines 75 81) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-08-26 08:44:45,382 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 908) no Hoare annotation was computed. [2021-08-26 08:44:45,382 INFO L860 garLoopResultBuilder]: At program point L901-1(lines 901 908) the Hoare annotation is: true [2021-08-26 08:44:45,382 INFO L853 garLoopResultBuilder]: At program point L439(lines 434 442) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-08-26 08:44:45,382 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-08-26 08:44:45,382 INFO L853 garLoopResultBuilder]: At program point L439-1(lines 434 442) the Hoare annotation is: false [2021-08-26 08:44:45,382 INFO L853 garLoopResultBuilder]: At program point L439-2(lines 434 442) the Hoare annotation is: false [2021-08-26 08:44:45,382 INFO L853 garLoopResultBuilder]: At program point L324(lines 1 913) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:44:45,382 INFO L853 garLoopResultBuilder]: At program point L143(lines 143 149) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-08-26 08:44:45,382 INFO L853 garLoopResultBuilder]: At program point L143-1(lines 143 149) the Hoare annotation is: false [2021-08-26 08:44:45,382 INFO L853 garLoopResultBuilder]: At program point L143-2(lines 143 149) the Hoare annotation is: false [2021-08-26 08:44:45,382 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:44:45,382 INFO L853 garLoopResultBuilder]: At program point L111(lines 64 112) the Hoare annotation is: false [2021-08-26 08:44:45,382 INFO L857 garLoopResultBuilder]: For program point L95(lines 95 106) no Hoare annotation was computed. [2021-08-26 08:44:45,382 INFO L857 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-08-26 08:44:45,382 INFO L857 garLoopResultBuilder]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-08-26 08:44:45,383 INFO L857 garLoopResultBuilder]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-08-26 08:44:45,383 INFO L853 garLoopResultBuilder]: At program point L294(lines 279 297) the Hoare annotation is: false [2021-08-26 08:44:45,383 INFO L853 garLoopResultBuilder]: At program point L294-1(lines 279 297) the Hoare annotation is: false [2021-08-26 08:44:45,383 INFO L853 garLoopResultBuilder]: At program point L294-2(lines 279 297) the Hoare annotation is: false [2021-08-26 08:44:45,383 INFO L857 garLoopResultBuilder]: For program point L394(lines 394 398) no Hoare annotation was computed. [2021-08-26 08:44:45,383 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:44:45,383 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 359) no Hoare annotation was computed. [2021-08-26 08:44:45,383 INFO L853 garLoopResultBuilder]: At program point L346-1(lines 1 913) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~8 ~systemActive~0)) [2021-08-26 08:44:45,383 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-08-26 08:44:45,383 INFO L857 garLoopResultBuilder]: For program point L346-2(lines 346 359) no Hoare annotation was computed. [2021-08-26 08:44:45,383 INFO L853 garLoopResultBuilder]: At program point L346-3(lines 1 913) the Hoare annotation is: false [2021-08-26 08:44:45,383 INFO L857 garLoopResultBuilder]: For program point L346-4(lines 346 359) no Hoare annotation was computed. [2021-08-26 08:44:45,383 INFO L853 garLoopResultBuilder]: At program point L346-5(lines 1 913) the Hoare annotation is: false [2021-08-26 08:44:45,383 INFO L857 garLoopResultBuilder]: For program point L66(lines 65 110) no Hoare annotation was computed. [2021-08-26 08:44:45,383 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-08-26 08:44:45,383 INFO L860 garLoopResultBuilder]: At program point L910(lines 891 913) the Hoare annotation is: true [2021-08-26 08:44:45,384 INFO L853 garLoopResultBuilder]: At program point L332(lines 327 335) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-08-26 08:44:45,384 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 105) no Hoare annotation was computed. [2021-08-26 08:44:45,384 INFO L857 garLoopResultBuilder]: For program point L101-2(lines 136 142) no Hoare annotation was computed. [2021-08-26 08:44:45,387 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:44:45,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:44:45 BoogieIcfgContainer [2021-08-26 08:44:45,408 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:44:45,408 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:44:45,408 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:44:45,409 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:44:45,409 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:44:44" (3/4) ... [2021-08-26 08:44:45,411 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:44:45,442 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:44:45,442 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:44:45,443 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:44:45,443 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:44:45,443 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:44:45,444 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:44:45,444 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:44:45,467 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 [2021-08-26 08:44:45,468 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 [2021-08-26 08:44:45,468 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:44:45,468 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:44:45,468 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:44:45,469 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:44:45,469 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:44:45,469 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:44:45,470 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:44:45,492 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:44:45,493 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:44:45,494 INFO L168 Benchmark]: Toolchain (without parser) took 2258.41 ms. Allocated memory was 65.0 MB in the beginning and 119.5 MB in the end (delta: 54.5 MB). Free memory was 44.6 MB in the beginning and 59.7 MB in the end (delta: -15.1 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:45,494 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 65.0 MB. Free memory was 47.0 MB in the beginning and 46.9 MB in the end (delta: 59.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:44:45,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 353.00 ms. Allocated memory is still 65.0 MB. Free memory was 44.5 MB in the beginning and 42.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:45,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.00 ms. Allocated memory is still 65.0 MB. Free memory was 42.0 MB in the beginning and 39.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:45,495 INFO L168 Benchmark]: Boogie Preprocessor took 35.59 ms. Allocated memory is still 65.0 MB. Free memory was 39.1 MB in the beginning and 37.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:45,495 INFO L168 Benchmark]: RCFGBuilder took 684.70 ms. Allocated memory was 65.0 MB in the beginning and 92.3 MB in the end (delta: 27.3 MB). Free memory was 37.0 MB in the beginning and 62.6 MB in the end (delta: -25.7 MB). Peak memory consumption was 25.6 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:45,495 INFO L168 Benchmark]: TraceAbstraction took 1026.80 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 62.1 MB in the beginning and 66.2 MB in the end (delta: -4.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:45,496 INFO L168 Benchmark]: Witness Printer took 84.48 ms. Allocated memory is still 119.5 MB. Free memory was 66.2 MB in the beginning and 59.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:44:45,497 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 65.0 MB. Free memory was 47.0 MB in the beginning and 46.9 MB in the end (delta: 59.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 353.00 ms. Allocated memory is still 65.0 MB. Free memory was 44.5 MB in the beginning and 42.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 69.00 ms. Allocated memory is still 65.0 MB. Free memory was 42.0 MB in the beginning and 39.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.59 ms. Allocated memory is still 65.0 MB. Free memory was 39.1 MB in the beginning and 37.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 684.70 ms. Allocated memory was 65.0 MB in the beginning and 92.3 MB in the end (delta: 27.3 MB). Free memory was 37.0 MB in the beginning and 62.6 MB in the end (delta: -25.7 MB). Peak memory consumption was 25.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1026.80 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 62.1 MB in the beginning and 66.2 MB in the end (delta: -4.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. * Witness Printer took 84.48 ms. Allocated memory is still 119.5 MB. Free memory was 66.2 MB in the beginning and 59.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.3 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: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: 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, 75 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 975.2ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 10.4ms, AutomataDifference: 230.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 146.7ms, InitialAbstractionConstructionTime: 6.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 305 SDtfs, 369 SDslu, 212 SDs, 0 SdLazy, 60 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 86.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 70.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 49.0ms AutomataMinimizationTime, 5 MinimizatonAttempts, 37 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 56 NumberOfFragments, 174 HoareAnnotationTreeSize, 30 FomulaSimplifications, 719 FormulaSimplificationTreeSizeReduction, 40.4ms HoareSimplificationTime, 30 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 98.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 19.8ms SsaConstructionTime, 131.9ms SatisfiabilityAnalysisTime, 253.9ms InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 224 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 891]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 279]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:44:45,535 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...