./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1d7ff839ac0dc8440e702f25e5d82ddef639735 ........................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:56:47,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:56:47,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:56:47,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:56:47,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:56:47,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:56:47,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:56:47,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:56:47,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:56:47,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:56:47,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:56:47,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:56:47,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:56:47,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:56:47,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:56:47,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:56:47,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:56:47,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:56:47,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:56:47,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:56:47,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:56:47,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:56:47,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:56:47,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:56:47,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:56:47,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:56:47,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:56:47,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:56:47,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:56:47,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:56:47,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:56:47,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:56:47,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:56:47,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:56:47,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:56:47,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:56:47,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:56:47,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:56:47,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:56:47,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:56:47,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:56:47,486 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 23:56:47,511 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:56:47,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:56:47,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:56:47,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:56:47,513 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:56:47,513 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 23:56:47,513 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 23:56:47,513 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 23:56:47,514 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 23:56:47,514 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 23:56:47,514 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 23:56:47,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:56:47,514 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:56:47,514 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 23:56:47,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:56:47,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:56:47,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:56:47,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 23:56:47,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 23:56:47,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 23:56:47,516 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:56:47,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:56:47,516 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 23:56:47,516 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:56:47,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 23:56:47,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:56:47,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:56:47,517 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 23:56:47,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:56:47,518 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 23:56:47,518 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:56:47,518 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 23:56:47,519 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 23:56:47,519 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1d7ff839ac0dc8440e702f25e5d82ddef639735 [2020-11-29 23:56:47,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:56:47,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:56:47,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:56:47,778 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:56:47,779 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:56:47,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c [2020-11-29 23:56:47,858 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/data/9f0192a84/c3646268bbfd4d7490a0f6e01a35fe6d/FLAG564f4abe3 [2020-11-29 23:56:48,408 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:56:48,408 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/sv-benchmarks/c/product-lines/minepump_spec5_product03.cil.c [2020-11-29 23:56:48,426 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/data/9f0192a84/c3646268bbfd4d7490a0f6e01a35fe6d/FLAG564f4abe3 [2020-11-29 23:56:48,736 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/data/9f0192a84/c3646268bbfd4d7490a0f6e01a35fe6d [2020-11-29 23:56:48,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:56:48,740 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:56:48,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:56:48,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:56:48,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:56:48,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:56:48" (1/1) ... [2020-11-29 23:56:48,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2610f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:48, skipping insertion in model container [2020-11-29 23:56:48,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:56:48" (1/1) ... [2020-11-29 23:56:48,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:56:48,840 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:56:49,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:56:49,129 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:56:49,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:56:49,228 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:56:49,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49 WrapperNode [2020-11-29 23:56:49,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:56:49,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:56:49,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:56:49,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:56:49,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49" (1/1) ... [2020-11-29 23:56:49,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49" (1/1) ... [2020-11-29 23:56:49,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:56:49,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:56:49,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:56:49,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:56:49,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49" (1/1) ... [2020-11-29 23:56:49,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49" (1/1) ... [2020-11-29 23:56:49,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49" (1/1) ... [2020-11-29 23:56:49,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49" (1/1) ... [2020-11-29 23:56:49,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49" (1/1) ... [2020-11-29 23:56:49,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49" (1/1) ... [2020-11-29 23:56:49,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49" (1/1) ... [2020-11-29 23:56:49,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:56:49,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:56:49,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:56:49,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:56:49,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 23:56:49,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:56:49,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:56:49,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:56:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:56:50,380 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:56:50,386 INFO L298 CfgBuilder]: Removed 90 assume(true) statements. [2020-11-29 23:56:50,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:56:50 BoogieIcfgContainer [2020-11-29 23:56:50,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:56:50,389 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 23:56:50,390 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 23:56:50,393 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 23:56:50,394 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:56:50,394 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 11:56:48" (1/3) ... [2020-11-29 23:56:50,396 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@75f62363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 11:56:50, skipping insertion in model container [2020-11-29 23:56:50,396 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:56:50,396 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:56:49" (2/3) ... [2020-11-29 23:56:50,397 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@75f62363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 11:56:50, skipping insertion in model container [2020-11-29 23:56:50,397 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 23:56:50,397 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:56:50" (3/3) ... [2020-11-29 23:56:50,400 INFO L373 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product03.cil.c [2020-11-29 23:56:50,457 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 23:56:50,457 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 23:56:50,458 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 23:56:50,458 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 23:56:50,458 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 23:56:50,458 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 23:56:50,458 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 23:56:50,458 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 23:56:50,477 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states. [2020-11-29 23:56:50,506 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2020-11-29 23:56:50,507 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:56:50,507 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:56:50,517 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:56:50,517 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:56:50,518 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 23:56:50,518 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states. [2020-11-29 23:56:50,523 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2020-11-29 23:56:50,523 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:56:50,523 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:56:50,524 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:56:50,524 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:56:50,530 INFO L794 eck$LassoCheckResult]: Stem: 28#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(13);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(110, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(102, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(102, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 3 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string52.base, #t~string52.offset, 1);call write~init~int(80, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(117, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(109, #t~string52.base, 3 + #t~string52.offset, 1);call write~init~int(112, #t~string52.base, 4 + #t~string52.offset, 1);call write~init~int(58, #t~string52.base, 5 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 6 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string58.base, #t~string58.offset, 1);call write~init~int(32, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 2 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string60.base, #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 1 + #t~string60.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(13);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string71.base, #t~string71.offset, 1);call write~init~int(77, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(101, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(104, #t~string71.base, 4 + #t~string71.offset, 1);call write~init~int(58, #t~string71.base, 5 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 6 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string73.base, #t~string73.offset, 1);call write~init~int(82, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(73, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(84, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 4 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string75.base, #t~string75.offset, 1);call write~init~int(75, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 2 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string77.base, #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 1 + #t~string77.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 12#L-1true havoc main_#res;havoc main_#t~ret42, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; 26#L545true havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 27#L553true main_#t~ret42 := valid_product_#res;main_~tmp~3 := main_#t~ret42;havoc main_#t~ret42; 32#L509true assume 0 != main_~tmp~3; 44#L480true ~switchedOnBeforeTS~0 := 0; 48#L766true havoc test_#t~nondet61, test_#t~nondet62, test_#t~nondet63, test_#t~nondet64, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 33#L787-1true [2020-11-29 23:56:50,531 INFO L796 eck$LassoCheckResult]: Loop: 33#L787-1true assume !false; 46#L703true assume test_~splverifierCounter~0 < 4; 57#L704true test_~tmp~4 := test_#t~nondet61;havoc test_#t~nondet61; 61#L712true assume !(0 != test_~tmp~4); 64#L712-1true test_~tmp___0~0 := test_#t~nondet62;havoc test_#t~nondet62; 49#L722true assume !(0 != test_~tmp___0~0); 51#L722-1true test_~tmp___2~0 := test_#t~nondet63;havoc test_#t~nondet63; 36#L732true assume 0 != test_~tmp___2~0; 8#L738-1true havoc __utac_acc__Specification5_spec__2_#t~ret65;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~7;havoc isPumpRunning_~retValue_acc~7;isPumpRunning_~retValue_acc~7 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~7; 17#L636true __utac_acc__Specification5_spec__2_#t~ret65 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret65;havoc __utac_acc__Specification5_spec__2_#t~ret65; 31#L776true assume !(0 != ~pumpRunning~0); 9#L577true assume 0 != ~systemActive~0; 62#L584true havoc __utac_acc__Specification5_spec__3_#t~ret66, __utac_acc__Specification5_spec__3_#t~ret67, __utac_acc__Specification5_spec__3_~tmp~5, __utac_acc__Specification5_spec__3_~tmp___0~1;havoc __utac_acc__Specification5_spec__3_~tmp~5;havoc __utac_acc__Specification5_spec__3_~tmp___0~1;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; 58#L884true __utac_acc__Specification5_spec__3_#t~ret66 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~5 := __utac_acc__Specification5_spec__3_#t~ret66;havoc __utac_acc__Specification5_spec__3_#t~ret66; 29#L787true assume !(2 != __utac_acc__Specification5_spec__3_~tmp~5); 33#L787-1true [2020-11-29 23:56:50,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:50,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2020-11-29 23:56:50,546 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:50,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218380505] [2020-11-29 23:56:50,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:50,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:50,779 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:50,893 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:50,932 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:56:50,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:50,933 INFO L82 PathProgramCache]: Analyzing trace with hash -242843206, now seen corresponding path program 1 times [2020-11-29 23:56:50,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:50,934 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729637337] [2020-11-29 23:56:50,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:50,942 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:50,947 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:50,953 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:56:50,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:50,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1691182004, now seen corresponding path program 1 times [2020-11-29 23:56:50,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:50,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543587020] [2020-11-29 23:56:50,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:56:51,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:56:51,126 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543587020] [2020-11-29 23:56:51,127 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:56:51,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 23:56:51,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250994417] [2020-11-29 23:56:51,322 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-11-29 23:56:51,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:56:51,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 23:56:51,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 23:56:51,352 INFO L87 Difference]: Start difference. First operand 68 states. Second operand 5 states. [2020-11-29 23:56:51,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:56:51,585 INFO L93 Difference]: Finished difference Result 170 states and 230 transitions. [2020-11-29 23:56:51,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 23:56:51,588 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 170 states and 230 transitions. [2020-11-29 23:56:51,597 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 75 [2020-11-29 23:56:51,605 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 170 states to 152 states and 212 transitions. [2020-11-29 23:56:51,606 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 152 [2020-11-29 23:56:51,607 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 152 [2020-11-29 23:56:51,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 152 states and 212 transitions. [2020-11-29 23:56:51,610 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 23:56:51,610 INFO L691 BuchiCegarLoop]: Abstraction has 152 states and 212 transitions. [2020-11-29 23:56:51,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states and 212 transitions. [2020-11-29 23:56:51,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 109. [2020-11-29 23:56:51,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-11-29 23:56:51,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 148 transitions. [2020-11-29 23:56:51,647 INFO L714 BuchiCegarLoop]: Abstraction has 109 states and 148 transitions. [2020-11-29 23:56:51,647 INFO L594 BuchiCegarLoop]: Abstraction has 109 states and 148 transitions. [2020-11-29 23:56:51,648 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 23:56:51,648 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 109 states and 148 transitions. [2020-11-29 23:56:51,652 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 75 [2020-11-29 23:56:51,652 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 23:56:51,652 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 23:56:51,653 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:56:51,653 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:56:51,653 INFO L794 eck$LassoCheckResult]: Stem: 289#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(30);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(9);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(21);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(30);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(9);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(25);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(13);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string48.base, #t~string48.offset, 1);call write~init~int(110, #t~string48.base, 1 + #t~string48.offset, 1);call write~init~int(0, #t~string48.base, 2 + #t~string48.offset, 1);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string50.base, #t~string50.offset, 1);call write~init~int(102, #t~string50.base, 1 + #t~string50.offset, 1);call write~init~int(102, #t~string50.base, 2 + #t~string50.offset, 1);call write~init~int(0, #t~string50.base, 3 + #t~string50.offset, 1);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string52.base, #t~string52.offset, 1);call write~init~int(80, #t~string52.base, 1 + #t~string52.offset, 1);call write~init~int(117, #t~string52.base, 2 + #t~string52.offset, 1);call write~init~int(109, #t~string52.base, 3 + #t~string52.offset, 1);call write~init~int(112, #t~string52.base, 4 + #t~string52.offset, 1);call write~init~int(58, #t~string52.base, 5 + #t~string52.offset, 1);call write~init~int(0, #t~string52.base, 6 + #t~string52.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string58.base, #t~string58.offset, 1);call write~init~int(32, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 2 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string60.base, #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 1 + #t~string60.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(13);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string71.base, #t~string71.offset, 1);call write~init~int(77, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(101, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(116, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(104, #t~string71.base, 4 + #t~string71.offset, 1);call write~init~int(58, #t~string71.base, 5 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 6 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string73.base, #t~string73.offset, 1);call write~init~int(82, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(73, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(84, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 4 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string75.base, #t~string75.offset, 1);call write~init~int(75, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 2 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string77.base, #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 1 + #t~string77.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 275#L-1 havoc main_#res;havoc main_#t~ret42, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; 276#L545 havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 287#L553 main_#t~ret42 := valid_product_#res;main_~tmp~3 := main_#t~ret42;havoc main_#t~ret42; 288#L509 assume 0 != main_~tmp~3; 295#L480 ~switchedOnBeforeTS~0 := 0; 310#L766 havoc test_#t~nondet61, test_#t~nondet62, test_#t~nondet63, test_#t~nondet64, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 296#L787-1 [2020-11-29 23:56:51,653 INFO L796 eck$LassoCheckResult]: Loop: 296#L787-1 assume !false; 297#L703 assume test_~splverifierCounter~0 < 4; 313#L704 test_~tmp~4 := test_#t~nondet61;havoc test_#t~nondet61; 320#L712 assume !(0 != test_~tmp~4); 365#L712-1 test_~tmp___0~0 := test_#t~nondet62;havoc test_#t~nondet62; 364#L722 assume !(0 != test_~tmp___0~0); 317#L722-1 test_~tmp___2~0 := test_#t~nondet63;havoc test_#t~nondet63; 298#L732 assume 0 != test_~tmp___2~0; 263#L738-1 havoc __utac_acc__Specification5_spec__2_#t~ret65;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~7;havoc isPumpRunning_~retValue_acc~7;isPumpRunning_~retValue_acc~7 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~7; 268#L636 __utac_acc__Specification5_spec__2_#t~ret65 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret65;havoc __utac_acc__Specification5_spec__2_#t~ret65; 278#L776 assume !(0 != ~pumpRunning~0); 356#L577 assume 0 != ~systemActive~0; 325#L584 havoc __utac_acc__Specification5_spec__3_#t~ret66, __utac_acc__Specification5_spec__3_#t~ret67, __utac_acc__Specification5_spec__3_~tmp~5, __utac_acc__Specification5_spec__3_~tmp___0~1;havoc __utac_acc__Specification5_spec__3_~tmp~5;havoc __utac_acc__Specification5_spec__3_~tmp___0~1;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; 326#L884 __utac_acc__Specification5_spec__3_#t~ret66 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~5 := __utac_acc__Specification5_spec__3_#t~ret66;havoc __utac_acc__Specification5_spec__3_#t~ret66; 290#L787 assume 2 != __utac_acc__Specification5_spec__3_~tmp~5;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~7;havoc isPumpRunning_~retValue_acc~7;isPumpRunning_~retValue_acc~7 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~7; 291#L636-1 __utac_acc__Specification5_spec__3_#t~ret67 := isPumpRunning_#res;__utac_acc__Specification5_spec__3_~tmp___0~1 := __utac_acc__Specification5_spec__3_#t~ret67;havoc __utac_acc__Specification5_spec__3_#t~ret67; 307#L791 assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~1); 296#L787-1 [2020-11-29 23:56:51,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:51,654 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 2 times [2020-11-29 23:56:51,654 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:51,655 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6430307] [2020-11-29 23:56:51,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:51,721 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:51,800 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:51,833 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:56:51,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:51,841 INFO L82 PathProgramCache]: Analyzing trace with hash -1444103595, now seen corresponding path program 1 times [2020-11-29 23:56:51,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:51,842 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940731283] [2020-11-29 23:56:51,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:51,851 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:51,857 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:51,861 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:56:51,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:56:51,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1728251343, now seen corresponding path program 1 times [2020-11-29 23:56:51,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:56:51,864 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241891718] [2020-11-29 23:56:51,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:56:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:51,940 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:56:51,999 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:56:52,014 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:56:52,136 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2020-11-29 23:58:00,864 WARN L193 SmtUtils]: Spent 1.14 m on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2020-11-29 23:58:48,812 WARN L193 SmtUtils]: Spent 47.93 s on a formula simplification that was a NOOP. DAG size: 435 [2020-11-29 23:58:48,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 11:58:48 BoogieIcfgContainer [2020-11-29 23:58:48,936 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 23:58:48,937 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:58:48,937 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:58:48,937 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:58:48,938 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:56:50" (3/4) ... [2020-11-29 23:58:48,941 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-29 23:58:48,996 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ef0ba17f-0e02-4a8a-85e5-7432b0031bb4/bin/uautomizer/witness.graphml [2020-11-29 23:58:48,997 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:58:48,998 INFO L168 Benchmark]: Toolchain (without parser) took 120257.84 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 63.9 MB in the beginning and 69.4 MB in the end (delta: -5.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:48,999 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 98.6 MB. Free memory was 71.8 MB in the beginning and 71.8 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:58:48,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 487.68 ms. Allocated memory is still 98.6 MB. Free memory was 63.6 MB in the beginning and 65.7 MB in the end (delta: -2.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:49,000 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.24 ms. Allocated memory is still 98.6 MB. Free memory was 65.7 MB in the beginning and 62.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:49,001 INFO L168 Benchmark]: Boogie Preprocessor took 63.70 ms. Allocated memory is still 98.6 MB. Free memory was 62.7 MB in the beginning and 61.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:49,001 INFO L168 Benchmark]: RCFGBuilder took 1014.49 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 60.6 MB in the beginning and 88.5 MB in the end (delta: -27.9 MB). Peak memory consumption was 32.7 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:49,002 INFO L168 Benchmark]: BuchiAutomizer took 118546.79 ms. Allocated memory is still 132.1 MB. Free memory was 87.5 MB in the beginning and 71.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 64.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:49,003 INFO L168 Benchmark]: Witness Printer took 60.14 ms. Allocated memory is still 132.1 MB. Free memory was 71.5 MB in the beginning and 69.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:58:49,006 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 98.6 MB. Free memory was 71.8 MB in the beginning and 71.8 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 487.68 ms. Allocated memory is still 98.6 MB. Free memory was 63.6 MB in the beginning and 65.7 MB in the end (delta: -2.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 79.24 ms. Allocated memory is still 98.6 MB. Free memory was 65.7 MB in the beginning and 62.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 63.70 ms. Allocated memory is still 98.6 MB. Free memory was 62.7 MB in the beginning and 61.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1014.49 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 60.6 MB in the beginning and 88.5 MB in the end (delta: -27.9 MB). Peak memory consumption was 32.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 118546.79 ms. Allocated memory is still 132.1 MB. Free memory was 87.5 MB in the beginning and 71.5 MB in the end (delta: 16.0 MB). Peak memory consumption was 64.2 MB. Max. memory is 16.1 GB. * Witness Printer took 60.14 ms. Allocated memory is still 132.1 MB. Free memory was 71.5 MB in the beginning and 69.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 5 locations. The remainder module has 109 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 118.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 118.0s. Construction of modules took 0.1s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 43 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 109 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 132 SDtfs, 239 SDslu, 247 SDs, 0 SdLazy, 67 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 702]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=25125} State at position 1 is {NULL=0, NULL=0, NULL=25125, NULL=25139, retValue_acc=0, NULL=25153, NULL=0, NULL=25135, NULL=25145, NULL=25143, methaneLevelCritical=0, NULL=25132, tmp=0, tmp=1, NULL=0, tmp___1=0, NULL=25146, NULL=0, NULL=0, NULL=25130, NULL=25133, NULL=25137, cleanupTimeShifts=4, NULL=25131, switchedOnBeforeTS=0, NULL=25126, NULL=25142, \result=0, NULL=0, NULL=0, NULL=0, NULL=0, systemActive=1, waterLevel=1, NULL=25151, \result=1, NULL=0, NULL=0, NULL=25149, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2d08db53=0, NULL=0, tmp___0=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@30e11e1a=0, NULL=25150, NULL=0, NULL=0, NULL=25127, \result=1, head=0, pumpRunning=0, \result=0, tmp___0=0, NULL=25140, tmp=1, NULL=0, NULL=0, NULL=0, NULL=25136, retValue_acc=1, NULL=25141, NULL=0, NULL=0, NULL=25152, NULL=0, retValue_acc=1, NULL=25128, tmp___2=66, NULL=0, NULL=25134, NULL=25129, splverifierCounter=0, NULL=0, NULL=25148, NULL=25138, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2aacbc16=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5a37e988=0, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@78490d30=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@239576c9=66, NULL=25147, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1620bbc9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@ac14d3e=0, NULL=0, NULL=0, NULL=25144, NULL=0, retValue_acc=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L220] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L417] int cleanupTimeShifts = 4; [L565] int pumpRunning = 0; [L566] int systemActive = 1; [L760] int switchedOnBeforeTS ; [L809] int waterLevel = 1; [L810] int methaneLevelCritical = 0; [L500] int retValue_acc ; [L501] int tmp ; [L549] int retValue_acc ; [L552] retValue_acc = 1 [L553] return (retValue_acc); [L507] tmp = valid_product() [L509] COND TRUE \read(tmp) [L765] switchedOnBeforeTS = 0 [L693] int splverifierCounter ; [L694] int tmp ; [L695] int tmp___0 ; [L696] int tmp___1 ; [L697] int tmp___2 ; [L700] splverifierCounter = 0 Loop: [L702] COND TRUE 1 [L704] COND TRUE splverifierCounter < 4 [L710] tmp = __VERIFIER_nondet_int() [L712] COND FALSE !(\read(tmp)) [L720] tmp___0 = __VERIFIER_nondet_int() [L722] COND FALSE !(\read(tmp___0)) [L730] tmp___2 = __VERIFIER_nondet_int() [L732] COND TRUE \read(tmp___2) [L632] int retValue_acc ; [L635] retValue_acc = pumpRunning [L636] return (retValue_acc); [L774] switchedOnBeforeTS = isPumpRunning() [L577] COND FALSE !(\read(pumpRunning)) [L584] COND TRUE \read(systemActive) [L780] int tmp ; [L781] int tmp___0 ; [L880] int retValue_acc ; [L883] retValue_acc = waterLevel [L884] return (retValue_acc); [L785] tmp = getWaterLevel() [L787] COND TRUE tmp != 2 [L632] int retValue_acc ; [L635] retValue_acc = pumpRunning [L636] return (retValue_acc); [L789] tmp___0 = isPumpRunning() [L791] COND FALSE !(\read(tmp___0)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...