./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product17.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_product17.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 f9e2a44dd4ad6e5efbee2b83f956ad3fce45b6fa ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:45:19,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:45:19,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:45:19,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:45:19,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:45:19,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:45:19,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:45:19,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:45:19,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:45:19,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:45:19,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:45:19,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:45:19,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:45:19,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:45:19,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:45:19,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:45:19,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:45:19,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:45:19,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:45:19,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:45:19,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:45:19,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:45:19,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:45:19,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:45:19,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:45:19,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:45:19,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:45:19,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:45:19,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:45:19,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:45:19,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:45:19,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:45:19,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:45:19,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:45:19,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:45:19,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:45:19,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:45:19,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:45:19,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:45:19,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:45:19,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:45:19,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:45:19,160 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:45:19,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:45:19,160 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:45:19,165 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:45:19,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:45:19,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:45:19,167 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:45:19,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:45:19,167 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:45:19,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:45:19,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:45:19,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:45:19,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:45:19,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:45:19,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:45:19,168 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:45:19,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:45:19,169 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:45:19,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:45:19,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:45:19,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:45:19,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:45:19,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:19,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:45:19,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:45:19,170 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:45:19,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:45:19,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:45:19,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:45:19,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:45:19,170 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9e2a44dd4ad6e5efbee2b83f956ad3fce45b6fa [2021-08-26 08:45:19,478 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:45:19,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:45:19,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:45:19,500 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:45:19,500 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:45:19,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product17.cil.c [2021-08-26 08:45:19,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca585ac55/6c32e344326a45c6a764772a210904a9/FLAGe392d543d [2021-08-26 08:45:19,979 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:45:19,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product17.cil.c [2021-08-26 08:45:20,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca585ac55/6c32e344326a45c6a764772a210904a9/FLAGe392d543d [2021-08-26 08:45:20,010 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca585ac55/6c32e344326a45c6a764772a210904a9 [2021-08-26 08:45:20,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:45:20,016 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:45:20,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:20,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:45:20,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:45:20,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a560931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20, skipping insertion in model container [2021-08-26 08:45:20,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:45:20,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:45:20,194 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_product17.cil.c[12348,12361] [2021-08-26 08:45:20,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:20,269 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:45:20,299 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_product17.cil.c[12348,12361] [2021-08-26 08:45:20,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:20,328 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:45:20,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20 WrapperNode [2021-08-26 08:45:20,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:20,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:20,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:45:20,330 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:45:20,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:20,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:45:20,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:45:20,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:45:20,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:45:20,391 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:45:20,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:45:20,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:45:20,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20" (1/1) ... [2021-08-26 08:45:20,397 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:20,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:20,410 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 08:45:20,430 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 08:45:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:45:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:45:20,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:45:20,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:45:21,130 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:45:21,130 INFO L299 CfgBuilder]: Removed 110 assume(true) statements. [2021-08-26 08:45:21,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:21 BoogieIcfgContainer [2021-08-26 08:45:21,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:45:21,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:45:21,133 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:45:21,135 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:45:21,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:45:20" (1/3) ... [2021-08-26 08:45:21,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c950d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:21, skipping insertion in model container [2021-08-26 08:45:21,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:20" (2/3) ... [2021-08-26 08:45:21,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c950d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:21, skipping insertion in model container [2021-08-26 08:45:21,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:21" (3/3) ... [2021-08-26 08:45:21,137 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product17.cil.c [2021-08-26 08:45:21,140 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:45:21,140 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:45:21,171 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:45:21,176 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 08:45:21,178 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:45:21,189 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 80 states have (on average 1.5375) internal successors, (123), 83 states have internal predecessors, (123), 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 08:45:21,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-26 08:45:21,194 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:21,194 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 08:45:21,195 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 08:45:21,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:21,200 INFO L82 PathProgramCache]: Analyzing trace with hash 316418978, now seen corresponding path program 1 times [2021-08-26 08:45:21,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:21,215 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546892220] [2021-08-26 08:45:21,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:21,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:21,377 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 08:45:21,378 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:21,378 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546892220] [2021-08-26 08:45:21,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546892220] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:21,379 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:21,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:21,381 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291505649] [2021-08-26 08:45:21,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:45:21,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:21,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:45:21,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:21,394 INFO L87 Difference]: Start difference. First operand has 84 states, 80 states have (on average 1.5375) internal successors, (123), 83 states have internal predecessors, (123), 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 08:45:21,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:21,410 INFO L93 Difference]: Finished difference Result 161 states and 238 transitions. [2021-08-26 08:45:21,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:45:21,412 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 08:45:21,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:21,417 INFO L225 Difference]: With dead ends: 161 [2021-08-26 08:45:21,418 INFO L226 Difference]: Without dead ends: 80 [2021-08-26 08:45:21,419 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 08:45:21,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-08-26 08:45:21,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2021-08-26 08:45:21,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 79 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 08:45:21,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 111 transitions. [2021-08-26 08:45:21,443 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 111 transitions. Word has length 19 [2021-08-26 08:45:21,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:21,443 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 111 transitions. [2021-08-26 08:45:21,443 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 08:45:21,444 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2021-08-26 08:45:21,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-26 08:45:21,444 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:21,445 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 08:45:21,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:45:21,445 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 08:45:21,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:21,446 INFO L82 PathProgramCache]: Analyzing trace with hash 2122438531, now seen corresponding path program 1 times [2021-08-26 08:45:21,446 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:21,446 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333795493] [2021-08-26 08:45:21,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:21,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:21,504 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 08:45:21,505 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:21,505 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333795493] [2021-08-26 08:45:21,505 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333795493] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:21,505 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:21,505 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:45:21,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766455576] [2021-08-26 08:45:21,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:21,507 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:21,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:21,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:21,508 INFO L87 Difference]: Start difference. First operand 80 states and 111 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 08:45:21,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:21,515 INFO L93 Difference]: Finished difference Result 80 states and 111 transitions. [2021-08-26 08:45:21,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:21,515 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 08:45:21,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:21,516 INFO L225 Difference]: With dead ends: 80 [2021-08-26 08:45:21,516 INFO L226 Difference]: Without dead ends: 37 [2021-08-26 08:45:21,517 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:21,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-08-26 08:45:21,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-08-26 08:45:21,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.4166666666666667) internal successors, (51), 36 states have internal predecessors, (51), 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 08:45:21,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2021-08-26 08:45:21,520 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 20 [2021-08-26 08:45:21,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:21,521 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2021-08-26 08:45:21,521 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 08:45:21,521 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2021-08-26 08:45:21,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 08:45:21,522 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:21,522 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 08:45:21,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:45:21,522 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 08:45:21,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:21,523 INFO L82 PathProgramCache]: Analyzing trace with hash 1747771672, now seen corresponding path program 1 times [2021-08-26 08:45:21,523 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:21,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856861466] [2021-08-26 08:45:21,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:21,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:21,591 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 08:45:21,591 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:21,591 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856861466] [2021-08-26 08:45:21,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856861466] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:21,592 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:21,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:21,592 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358569451] [2021-08-26 08:45:21,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-08-26 08:45:21,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:21,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-26 08:45:21,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-08-26 08:45:21,593 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) 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 08:45:21,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:21,686 INFO L93 Difference]: Finished difference Result 67 states and 95 transitions. [2021-08-26 08:45:21,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:45:21,687 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) 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 08:45:21,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:21,688 INFO L225 Difference]: With dead ends: 67 [2021-08-26 08:45:21,688 INFO L226 Difference]: Without dead ends: 37 [2021-08-26 08:45:21,688 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.0ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:45:21,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-08-26 08:45:21,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-08-26 08:45:21,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 36 states have internal predecessors, (50), 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 08:45:21,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 50 transitions. [2021-08-26 08:45:21,692 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 50 transitions. Word has length 26 [2021-08-26 08:45:21,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:21,692 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 50 transitions. [2021-08-26 08:45:21,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) 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 08:45:21,693 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2021-08-26 08:45:21,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-08-26 08:45:21,693 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:21,694 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] [2021-08-26 08:45:21,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:45:21,694 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 08:45:21,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:21,694 INFO L82 PathProgramCache]: Analyzing trace with hash -1954685637, now seen corresponding path program 1 times [2021-08-26 08:45:21,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:21,695 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121873000] [2021-08-26 08:45:21,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:21,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:21,744 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 08:45:21,745 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:21,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121873000] [2021-08-26 08:45:21,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121873000] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:21,745 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:21,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:21,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861958502] [2021-08-26 08:45:21,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:21,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:21,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:21,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:21,747 INFO L87 Difference]: Start difference. First operand 37 states and 50 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 08:45:21,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:21,803 INFO L93 Difference]: Finished difference Result 87 states and 124 transitions. [2021-08-26 08:45:21,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:45:21,804 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 27 [2021-08-26 08:45:21,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:21,804 INFO L225 Difference]: With dead ends: 87 [2021-08-26 08:45:21,805 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:45:21,805 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:21,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:45:21,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:45:21,806 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 08:45:21,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:45:21,806 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-08-26 08:45:21,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:21,806 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:45:21,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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 08:45:21,807 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:45:21,807 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:45:21,809 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:21,809 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:21,810 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:21,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:45:21,812 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:45:21,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,818 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,863 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:21,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:22,020 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2021-08-26 08:45:22,020 INFO L857 garLoopResultBuilder]: For program point L746(lines 746 763) no Hoare annotation was computed. [2021-08-26 08:45:22,021 INFO L857 garLoopResultBuilder]: For program point L746-1(lines 746 763) no Hoare annotation was computed. [2021-08-26 08:45:22,021 INFO L857 garLoopResultBuilder]: For program point L746-2(lines 746 763) no Hoare annotation was computed. [2021-08-26 08:45:22,021 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:45:22,022 INFO L853 garLoopResultBuilder]: At program point L697(lines 692 700) the Hoare annotation is: false [2021-08-26 08:45:22,022 INFO L853 garLoopResultBuilder]: At program point L697-1(lines 692 700) the Hoare annotation is: false [2021-08-26 08:45:22,022 INFO L857 garLoopResultBuilder]: For program point L631(lines 631 635) no Hoare annotation was computed. [2021-08-26 08:45:22,023 INFO L853 garLoopResultBuilder]: At program point L697-2(lines 692 700) the Hoare annotation is: false [2021-08-26 08:45:22,023 INFO L857 garLoopResultBuilder]: For program point L879(lines 879 885) no Hoare annotation was computed. [2021-08-26 08:45:22,023 INFO L853 garLoopResultBuilder]: At program point L879-1(lines 879 885) 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~0 ~systemActive~0)) [2021-08-26 08:45:22,023 INFO L853 garLoopResultBuilder]: At program point L714(lines 710 732) 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~0 ~systemActive~0)) [2021-08-26 08:45:22,023 INFO L853 garLoopResultBuilder]: At program point L714-1(lines 710 732) the Hoare annotation is: false [2021-08-26 08:45:22,024 INFO L853 garLoopResultBuilder]: At program point L714-2(lines 710 732) the Hoare annotation is: false [2021-08-26 08:45:22,024 INFO L853 garLoopResultBuilder]: At program point L566(lines 561 568) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) [2021-08-26 08:45:22,027 INFO L853 garLoopResultBuilder]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2021-08-26 08:45:22,028 INFO L857 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-08-26 08:45:22,028 INFO L857 garLoopResultBuilder]: For program point L848(lines 848 852) no Hoare annotation was computed. [2021-08-26 08:45:22,029 INFO L857 garLoopResultBuilder]: For program point L848-2(lines 848 852) no Hoare annotation was computed. [2021-08-26 08:45:22,029 INFO L857 garLoopResultBuilder]: For program point L848-3(lines 848 852) no Hoare annotation was computed. [2021-08-26 08:45:22,031 INFO L857 garLoopResultBuilder]: For program point L848-5(lines 848 852) no Hoare annotation was computed. [2021-08-26 08:45:22,031 INFO L857 garLoopResultBuilder]: For program point L848-6(lines 848 852) no Hoare annotation was computed. [2021-08-26 08:45:22,031 INFO L853 garLoopResultBuilder]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~0 ~systemActive~0)) [2021-08-26 08:45:22,032 INFO L857 garLoopResultBuilder]: For program point L848-8(lines 848 852) no Hoare annotation was computed. [2021-08-26 08:45:22,032 INFO L857 garLoopResultBuilder]: For program point L518(line 518) no Hoare annotation was computed. [2021-08-26 08:45:22,032 INFO L857 garLoopResultBuilder]: For program point L518-1(line 518) no Hoare annotation was computed. [2021-08-26 08:45:22,032 INFO L857 garLoopResultBuilder]: For program point L518-2(line 518) no Hoare annotation was computed. [2021-08-26 08:45:22,033 INFO L853 garLoopResultBuilder]: At program point L799(lines 794 802) 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~0 ~systemActive~0)) [2021-08-26 08:45:22,033 INFO L853 garLoopResultBuilder]: At program point L799-1(lines 794 802) 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~0 ~systemActive~0)) [2021-08-26 08:45:22,038 INFO L853 garLoopResultBuilder]: At program point L799-2(lines 794 802) the Hoare annotation is: false [2021-08-26 08:45:22,039 INFO L853 garLoopResultBuilder]: At program point L799-3(lines 794 802) the Hoare annotation is: false [2021-08-26 08:45:22,039 INFO L853 garLoopResultBuilder]: At program point L799-4(lines 794 802) the Hoare annotation is: false [2021-08-26 08:45:22,039 INFO L853 garLoopResultBuilder]: At program point L799-5(lines 794 802) the Hoare annotation is: false [2021-08-26 08:45:22,039 INFO L853 garLoopResultBuilder]: At program point L915(lines 868 916) the Hoare annotation is: false [2021-08-26 08:45:22,040 INFO L857 garLoopResultBuilder]: For program point L750(lines 750 758) no Hoare annotation was computed. [2021-08-26 08:45:22,040 INFO L857 garLoopResultBuilder]: For program point L750-1(lines 750 758) no Hoare annotation was computed. [2021-08-26 08:45:22,040 INFO L857 garLoopResultBuilder]: For program point L750-2(lines 750 758) no Hoare annotation was computed. [2021-08-26 08:45:22,040 INFO L857 garLoopResultBuilder]: For program point L899(lines 899 910) no Hoare annotation was computed. [2021-08-26 08:45:22,040 INFO L857 garLoopResultBuilder]: For program point L619(lines 619 623) no Hoare annotation was computed. [2021-08-26 08:45:22,040 INFO L853 garLoopResultBuilder]: At program point L553(lines 548 556) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= 1 ~systemActive~0)) [2021-08-26 08:45:22,040 INFO L857 garLoopResultBuilder]: For program point L619-3(lines 619 623) no Hoare annotation was computed. [2021-08-26 08:45:22,041 INFO L857 garLoopResultBuilder]: For program point L619-6(lines 619 623) no Hoare annotation was computed. [2021-08-26 08:45:22,041 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:45:22,041 INFO L857 garLoopResultBuilder]: For program point L58(lines 58 62) no Hoare annotation was computed. [2021-08-26 08:45:22,041 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 58 62) no Hoare annotation was computed. [2021-08-26 08:45:22,041 INFO L857 garLoopResultBuilder]: For program point L587(lines 587 604) no Hoare annotation was computed. [2021-08-26 08:45:22,041 INFO L853 garLoopResultBuilder]: At program point L587-1(lines 1 922) 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~0 ~systemActive~0)) [2021-08-26 08:45:22,042 INFO L857 garLoopResultBuilder]: For program point L587-2(lines 587 604) no Hoare annotation was computed. [2021-08-26 08:45:22,042 INFO L853 garLoopResultBuilder]: At program point L587-3(lines 1 922) the Hoare annotation is: false [2021-08-26 08:45:22,042 INFO L857 garLoopResultBuilder]: For program point L587-4(lines 587 604) no Hoare annotation was computed. [2021-08-26 08:45:22,042 INFO L853 garLoopResultBuilder]: At program point L587-5(lines 1 922) the Hoare annotation is: false [2021-08-26 08:45:22,042 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2021-08-26 08:45:22,042 INFO L853 garLoopResultBuilder]: At program point L721(lines 721 727) 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~0 ~systemActive~0)) [2021-08-26 08:45:22,043 INFO L853 garLoopResultBuilder]: At program point L688(lines 683 691) 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~0 ~systemActive~0)) [2021-08-26 08:45:22,043 INFO L853 garLoopResultBuilder]: At program point L721-1(lines 721 727) the Hoare annotation is: false [2021-08-26 08:45:22,043 INFO L853 garLoopResultBuilder]: At program point L688-1(lines 683 691) the Hoare annotation is: false [2021-08-26 08:45:22,043 INFO L853 garLoopResultBuilder]: At program point L721-2(lines 721 727) the Hoare annotation is: false [2021-08-26 08:45:22,043 INFO L860 garLoopResultBuilder]: At program point L143(lines 124 146) the Hoare annotation is: true [2021-08-26 08:45:22,044 INFO L853 garLoopResultBuilder]: At program point L688-2(lines 683 691) the Hoare annotation is: false [2021-08-26 08:45:22,044 INFO L857 garLoopResultBuilder]: For program point L870(lines 869 914) no Hoare annotation was computed. [2021-08-26 08:45:22,044 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:45:22,044 INFO L853 garLoopResultBuilder]: At program point L854(lines 839 857) the Hoare annotation is: false [2021-08-26 08:45:22,044 INFO L853 garLoopResultBuilder]: At program point L854-1(lines 839 857) the Hoare annotation is: false [2021-08-26 08:45:22,044 INFO L853 garLoopResultBuilder]: At program point L854-2(lines 839 857) the Hoare annotation is: false [2021-08-26 08:45:22,046 INFO L857 garLoopResultBuilder]: For program point L871(lines 871 875) no Hoare annotation was computed. [2021-08-26 08:45:22,046 INFO L857 garLoopResultBuilder]: For program point L591(lines 591 601) no Hoare annotation was computed. [2021-08-26 08:45:22,046 INFO L857 garLoopResultBuilder]: For program point L591-2(lines 591 601) no Hoare annotation was computed. [2021-08-26 08:45:22,046 INFO L857 garLoopResultBuilder]: For program point L591-4(lines 591 601) no Hoare annotation was computed. [2021-08-26 08:45:22,046 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 909) no Hoare annotation was computed. [2021-08-26 08:45:22,046 INFO L857 garLoopResultBuilder]: For program point L905-2(lines 899 910) no Hoare annotation was computed. [2021-08-26 08:45:22,047 INFO L857 garLoopResultBuilder]: For program point L889(lines 889 895) no Hoare annotation was computed. [2021-08-26 08:45:22,047 INFO L853 garLoopResultBuilder]: At program point L889-1(lines 889 895) 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~0 ~systemActive~0)) [2021-08-26 08:45:22,047 INFO L857 garLoopResultBuilder]: For program point L592(lines 592 598) no Hoare annotation was computed. [2021-08-26 08:45:22,047 INFO L857 garLoopResultBuilder]: For program point L592-2(lines 592 598) no Hoare annotation was computed. [2021-08-26 08:45:22,047 INFO L857 garLoopResultBuilder]: For program point L592-4(lines 592 598) no Hoare annotation was computed. [2021-08-26 08:45:22,047 INFO L853 garLoopResultBuilder]: At program point L576(lines 714 720) 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~0 ~systemActive~0)) [2021-08-26 08:45:22,047 INFO L853 garLoopResultBuilder]: At program point L576-1(lines 714 720) the Hoare annotation is: false [2021-08-26 08:45:22,048 INFO L853 garLoopResultBuilder]: At program point L576-2(lines 714 720) the Hoare annotation is: false [2021-08-26 08:45:22,048 INFO L857 garLoopResultBuilder]: For program point L643(lines 643 647) no Hoare annotation was computed. [2021-08-26 08:45:22,048 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:45:22,048 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 518) no Hoare annotation was computed. [2021-08-26 08:45:22,048 INFO L853 garLoopResultBuilder]: At program point L545(lines 1 922) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2021-08-26 08:45:22,049 INFO L857 garLoopResultBuilder]: For program point L134(lines 134 141) no Hoare annotation was computed. [2021-08-26 08:45:22,049 INFO L860 garLoopResultBuilder]: At program point L134-1(lines 134 141) the Hoare annotation is: true [2021-08-26 08:45:22,052 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:45:22,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:45:22 BoogieIcfgContainer [2021-08-26 08:45:22,079 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:45:22,080 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:45:22,080 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:45:22,080 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:45:22,081 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:21" (3/4) ... [2021-08-26 08:45:22,083 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:45:22,098 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:45:22,099 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:45:22,099 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:45:22,099 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:45:22,100 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:45:22,100 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:22,101 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:22,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == systemActive) && 1 == systemActive [2021-08-26 08:45:22,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:45:22,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:45:22,121 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:45:22,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:45:22,122 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive [2021-08-26 08:45:22,124 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 08:45:22,124 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 08:45:22,124 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 08:45:22,124 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 08:45:22,125 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 08:45:22,126 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 08:45:22,171 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:45:22,171 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:45:22,173 INFO L168 Benchmark]: Toolchain (without parser) took 2155.94 ms. Allocated memory was 65.0 MB in the beginning and 115.3 MB in the end (delta: 50.3 MB). Free memory was 46.5 MB in the beginning and 49.4 MB in the end (delta: -2.9 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:22,173 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 65.0 MB. Free memory was 46.9 MB in the beginning and 46.8 MB in the end (delta: 54.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:45:22,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 311.68 ms. Allocated memory is still 65.0 MB. Free memory was 46.2 MB in the beginning and 42.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:22,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.86 ms. Allocated memory is still 65.0 MB. Free memory was 42.1 MB in the beginning and 38.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:22,176 INFO L168 Benchmark]: Boogie Preprocessor took 21.02 ms. Allocated memory is still 65.0 MB. Free memory was 38.8 MB in the beginning and 36.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:22,176 INFO L168 Benchmark]: RCFGBuilder took 740.30 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 36.7 MB in the beginning and 48.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 19.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:22,177 INFO L168 Benchmark]: TraceAbstraction took 946.10 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 47.5 MB in the beginning and 56.5 MB in the end (delta: -9.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:22,177 INFO L168 Benchmark]: Witness Printer took 91.43 ms. Allocated memory is still 115.3 MB. Free memory was 56.5 MB in the beginning and 49.4 MB in the end (delta: 7.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:22,179 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 65.0 MB. Free memory was 46.9 MB in the beginning and 46.8 MB in the end (delta: 54.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 311.68 ms. Allocated memory is still 65.0 MB. Free memory was 46.2 MB in the beginning and 42.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.86 ms. Allocated memory is still 65.0 MB. Free memory was 42.1 MB in the beginning and 38.8 MB in the end (delta: 3.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.02 ms. Allocated memory is still 65.0 MB. Free memory was 38.8 MB in the beginning and 36.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 740.30 ms. Allocated memory was 65.0 MB in the beginning and 88.1 MB in the end (delta: 23.1 MB). Free memory was 36.7 MB in the beginning and 48.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 19.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 946.10 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 47.5 MB in the beginning and 56.5 MB in the end (delta: -9.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. * Witness Printer took 91.43 ms. Allocated memory is still 115.3 MB. Free memory was 56.5 MB in the beginning and 49.4 MB in the end (delta: 7.2 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: 518]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 518]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 518]: 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, 84 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 882.0ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 9.4ms, AutomataDifference: 199.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 209.0ms, InitialAbstractionConstructionTime: 7.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 277 SDtfs, 279 SDslu, 76 SDs, 0 SdLazy, 27 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 87.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 53.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=0, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 22.7ms AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 37 LocationsWithAnnotation, 37 PreInvPairs, 58 NumberOfFragments, 229 HoareAnnotationTreeSize, 37 FomulaSimplifications, 218 FormulaSimplificationTreeSizeReduction, 79.6ms HoareSimplificationTime, 37 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 116.6ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 13.7ms SsaConstructionTime, 110.7ms SatisfiabilityAnalysisTime, 164.3ms InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 190 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 692]: 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: 889]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == systemActive) && 1 == systemActive - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 714]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && \result == 0) && 1 == systemActive) && tmp == systemActive - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:45:22,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...