./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.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_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/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 9e415830c99866fa2d78d65d6e223b9265a4de47 ............................................................................................................................................................................................................................................................................................................................................................................................ 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 19:32:54,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:32:54,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:32:54,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:32:54,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:32:54,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:32:54,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:32:54,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:32:54,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:32:54,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:32:54,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:32:54,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:32:54,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:32:54,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:32:54,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:32:54,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:32:54,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:32:54,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:32:54,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:32:54,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:32:54,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:32:54,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:32:54,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:32:54,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:32:54,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:32:54,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:32:54,180 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:32:54,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:32:54,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:32:54,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:32:54,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:32:54,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:32:54,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:32:54,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:32:54,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:32:54,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:32:54,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:32:54,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:32:54,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:32:54,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:32:54,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:32:54,199 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 19:32:54,230 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:32:54,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:32:54,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:32:54,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:32:54,233 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:32:54,233 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 19:32:54,234 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 19:32:54,234 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 19:32:54,234 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 19:32:54,235 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 19:32:54,235 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 19:32:54,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:32:54,236 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:32:54,236 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:32:54,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:32:54,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:32:54,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:32:54,237 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 19:32:54,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 19:32:54,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 19:32:54,238 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:32:54,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:32:54,239 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 19:32:54,239 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:32:54,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 19:32:54,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:32:54,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:32:54,240 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 19:32:54,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:32:54,241 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:32:54,241 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:32:54,242 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 19:32:54,243 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 19:32:54,244 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_3663c260-64d9-4d70-8005-e56f892fa4d9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e415830c99866fa2d78d65d6e223b9265a4de47 [2020-11-29 19:32:54,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:32:54,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:32:54,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:32:54,608 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:32:54,609 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:32:54,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2020-11-29 19:32:54,705 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer/data/818a71b6a/9945f5fe28f84f169f0b06f562190967/FLAG41cbfb827 [2020-11-29 19:32:55,369 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:32:55,370 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2020-11-29 19:32:55,395 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer/data/818a71b6a/9945f5fe28f84f169f0b06f562190967/FLAG41cbfb827 [2020-11-29 19:32:55,639 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer/data/818a71b6a/9945f5fe28f84f169f0b06f562190967 [2020-11-29 19:32:55,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:32:55,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:32:55,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:32:55,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:32:55,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:32:55,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:32:55" (1/1) ... [2020-11-29 19:32:55,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74dc5fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:55, skipping insertion in model container [2020-11-29 19:32:55,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:32:55" (1/1) ... [2020-11-29 19:32:55,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:32:55,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:32:56,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:32:56,328 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:32:56,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:32:56,481 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:32:56,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56 WrapperNode [2020-11-29 19:32:56,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:32:56,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:32:56,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:32:56,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:32:56,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56" (1/1) ... [2020-11-29 19:32:56,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56" (1/1) ... [2020-11-29 19:32:56,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:32:56,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:32:56,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:32:56,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:32:56,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56" (1/1) ... [2020-11-29 19:32:56,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56" (1/1) ... [2020-11-29 19:32:56,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56" (1/1) ... [2020-11-29 19:32:56,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56" (1/1) ... [2020-11-29 19:32:56,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56" (1/1) ... [2020-11-29 19:32:56,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56" (1/1) ... [2020-11-29 19:32:56,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56" (1/1) ... [2020-11-29 19:32:56,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:32:56,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:32:56,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:32:56,689 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:32:56,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/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 19:32:56,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:32:56,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:32:56,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:32:56,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:32:58,157 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:32:58,160 INFO L298 CfgBuilder]: Removed 92 assume(true) statements. [2020-11-29 19:32:58,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:32:58 BoogieIcfgContainer [2020-11-29 19:32:58,163 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:32:58,164 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 19:32:58,164 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 19:32:58,169 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 19:32:58,170 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 19:32:58,171 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 07:32:55" (1/3) ... [2020-11-29 19:32:58,172 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b2598a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 07:32:58, skipping insertion in model container [2020-11-29 19:32:58,173 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 19:32:58,173 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:32:56" (2/3) ... [2020-11-29 19:32:58,174 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3b2598a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 07:32:58, skipping insertion in model container [2020-11-29 19:32:58,174 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 19:32:58,175 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:32:58" (3/3) ... [2020-11-29 19:32:58,177 INFO L373 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product04.cil.c [2020-11-29 19:32:58,255 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 19:32:58,255 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 19:32:58,256 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 19:32:58,256 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 19:32:58,256 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 19:32:58,256 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 19:32:58,257 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 19:32:58,257 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 19:32:58,280 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states. [2020-11-29 19:32:58,322 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2020-11-29 19:32:58,323 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 19:32:58,323 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 19:32:58,336 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:32:58,337 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:32:58,337 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 19:32:58,337 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states. [2020-11-29 19:32:58,356 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2020-11-29 19:32:58,356 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 19:32:58,356 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 19:32:58,358 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:32:58,358 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:32:58,375 INFO L794 eck$LassoCheckResult]: Stem: 26#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~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(21);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; 9#L-1true havoc main_#res;havoc main_#t~ret76, main_~retValue_acc~7, main_~tmp~5;havoc main_~retValue_acc~7;havoc main_~tmp~5; 24#L885true havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 28#L893true main_#t~ret76 := valid_product_#res;main_~tmp~5 := main_#t~ret76;havoc main_#t~ret76; 61#L840true assume 0 != main_~tmp~5; 33#L813true ~switchedOnBeforeTS~0 := 0; 7#L51true havoc test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 51#L72-1true [2020-11-29 19:32:58,376 INFO L796 eck$LassoCheckResult]: Loop: 51#L72-1true assume !false; 32#L111true assume test_~splverifierCounter~0 < 4; 44#L112true test_~tmp~1 := test_#t~nondet10;havoc test_#t~nondet10; 20#L120true assume !(0 != test_~tmp~1); 18#L120-1true test_~tmp___0~1 := test_#t~nondet11;havoc test_#t~nondet11; 65#L130true assume !(0 != test_~tmp___0~1); 62#L130-1true test_~tmp___2~0 := test_#t~nondet12;havoc test_#t~nondet12; 40#L140true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 35#L148-1true havoc __utac_acc__Specification5_spec__2_#t~ret7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; 58#L244true __utac_acc__Specification5_spec__2_#t~ret7 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret7;havoc __utac_acc__Specification5_spec__2_#t~ret7; 53#L61true assume !(0 != ~pumpRunning~0); 68#L185true assume 0 != ~systemActive~0; 60#L192true havoc __utac_acc__Specification5_spec__3_#t~ret8, __utac_acc__Specification5_spec__3_#t~ret9, __utac_acc__Specification5_spec__3_~tmp~0, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~0;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~6;havoc getWaterLevel_~retValue_acc~6;getWaterLevel_~retValue_acc~6 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~6; 3#L749true __utac_acc__Specification5_spec__3_#t~ret8 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~0 := __utac_acc__Specification5_spec__3_#t~ret8;havoc __utac_acc__Specification5_spec__3_#t~ret8; 54#L72true assume !(2 != __utac_acc__Specification5_spec__3_~tmp~0); 51#L72-1true [2020-11-29 19:32:58,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:32:58,386 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times [2020-11-29 19:32:58,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:32:58,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278080734] [2020-11-29 19:32:58,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:32:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:32:58,790 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:32:58,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:32:58,977 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:32:59,039 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:32:59,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:32:59,044 INFO L82 PathProgramCache]: Analyzing trace with hash 674243931, now seen corresponding path program 1 times [2020-11-29 19:32:59,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:32:59,045 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512770687] [2020-11-29 19:32:59,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:32:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:32:59,057 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:32:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:32:59,064 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:32:59,075 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:32:59,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:32:59,078 INFO L82 PathProgramCache]: Analyzing trace with hash -1686698155, now seen corresponding path program 1 times [2020-11-29 19:32:59,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:32:59,078 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927623941] [2020-11-29 19:32:59,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:32:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:32:59,321 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 19:32:59,325 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927623941] [2020-11-29 19:32:59,327 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 19:32:59,328 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 19:32:59,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53022930] [2020-11-29 19:32:59,476 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2020-11-29 19:32:59,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 19:32:59,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 19:32:59,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 19:32:59,592 INFO L87 Difference]: Start difference. First operand 68 states. Second operand 5 states. [2020-11-29 19:32:59,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 19:32:59,871 INFO L93 Difference]: Finished difference Result 170 states and 230 transitions. [2020-11-29 19:32:59,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 19:32:59,874 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 170 states and 230 transitions. [2020-11-29 19:32:59,881 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 75 [2020-11-29 19:32:59,889 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 170 states to 152 states and 212 transitions. [2020-11-29 19:32:59,890 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 152 [2020-11-29 19:32:59,891 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 152 [2020-11-29 19:32:59,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 152 states and 212 transitions. [2020-11-29 19:32:59,894 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 19:32:59,895 INFO L691 BuchiCegarLoop]: Abstraction has 152 states and 212 transitions. [2020-11-29 19:32:59,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states and 212 transitions. [2020-11-29 19:32:59,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 109. [2020-11-29 19:32:59,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-11-29 19:32:59,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 148 transitions. [2020-11-29 19:32:59,954 INFO L714 BuchiCegarLoop]: Abstraction has 109 states and 148 transitions. [2020-11-29 19:32:59,955 INFO L594 BuchiCegarLoop]: Abstraction has 109 states and 148 transitions. [2020-11-29 19:32:59,955 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 19:32:59,955 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 109 states and 148 transitions. [2020-11-29 19:32:59,958 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 75 [2020-11-29 19:32:59,958 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 19:32:59,958 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 19:32:59,959 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-29 19:32:59,959 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 19:32:59,960 INFO L794 eck$LassoCheckResult]: Stem: 292#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~string16.base, #t~string16.offset := #Ultimate.allocOnStack(13);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(110, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string20.base, #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(102, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string22.base, #t~string22.offset, 1);call write~init~int(80, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(117, #t~string22.base, 2 + #t~string22.offset, 1);call write~init~int(109, #t~string22.base, 3 + #t~string22.offset, 1);call write~init~int(112, #t~string22.base, 4 + #t~string22.offset, 1);call write~init~int(58, #t~string22.base, 5 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 6 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(110, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 2 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string26.base, #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(102, #t~string26.base, 2 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 3 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string28.base, #t~string28.offset, 1);call write~init~int(32, #t~string28.base, 1 + #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 2 + #t~string28.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string30.base, #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 1 + #t~string30.offset, 1);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(21);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(30);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(9);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(25);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(13);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string69.base, #t~string69.offset, 1);call write~init~int(77, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(101, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(116, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(104, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string71.base, #t~string71.offset, 1);call write~init~int(82, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(73, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(84, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(75, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string75.base, #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 1 + #t~string75.offset, 1);~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; 269#L-1 havoc main_#res;havoc main_#t~ret76, main_~retValue_acc~7, main_~tmp~5;havoc main_~retValue_acc~7;havoc main_~tmp~5; 270#L885 havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 290#L893 main_#t~ret76 := valid_product_#res;main_~tmp~5 := main_#t~ret76;havoc main_#t~ret76; 293#L840 assume 0 != main_~tmp~5; 298#L813 ~switchedOnBeforeTS~0 := 0; 265#L51 havoc test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 266#L72-1 [2020-11-29 19:32:59,960 INFO L796 eck$LassoCheckResult]: Loop: 266#L72-1 assume !false; 296#L111 assume test_~splverifierCounter~0 < 4; 297#L112 test_~tmp~1 := test_#t~nondet10;havoc test_#t~nondet10; 286#L120 assume !(0 != test_~tmp~1); 284#L120-1 test_~tmp___0~1 := test_#t~nondet11;havoc test_#t~nondet11; 285#L130 assume !(0 != test_~tmp___0~1); 320#L130-1 test_~tmp___2~0 := test_#t~nondet12;havoc test_#t~nondet12; 306#L140 assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 272#L148-1 havoc __utac_acc__Specification5_spec__2_#t~ret7;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; 301#L244 __utac_acc__Specification5_spec__2_#t~ret7 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret7;havoc __utac_acc__Specification5_spec__2_#t~ret7; 316#L61 assume !(0 != ~pumpRunning~0); 317#L185 assume 0 != ~systemActive~0; 322#L192 havoc __utac_acc__Specification5_spec__3_#t~ret8, __utac_acc__Specification5_spec__3_#t~ret9, __utac_acc__Specification5_spec__3_~tmp~0, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~0;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~6;havoc getWaterLevel_~retValue_acc~6;getWaterLevel_~retValue_acc~6 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~6; 257#L749 __utac_acc__Specification5_spec__3_#t~ret8 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~0 := __utac_acc__Specification5_spec__3_#t~ret8;havoc __utac_acc__Specification5_spec__3_#t~ret8; 258#L72 assume 2 != __utac_acc__Specification5_spec__3_~tmp~0;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~1;havoc isPumpRunning_~retValue_acc~1;isPumpRunning_~retValue_acc~1 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~1; 318#L244-1 __utac_acc__Specification5_spec__3_#t~ret9 := isPumpRunning_#res;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret9;havoc __utac_acc__Specification5_spec__3_#t~ret9; 282#L76 assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~0); 266#L72-1 [2020-11-29 19:32:59,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:32:59,962 INFO L82 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 2 times [2020-11-29 19:32:59,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:32:59,962 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215494262] [2020-11-29 19:32:59,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:33:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:33:00,090 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:33:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:33:00,164 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:33:00,209 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:33:00,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:33:00,213 INFO L82 PathProgramCache]: Analyzing trace with hash -591660586, now seen corresponding path program 1 times [2020-11-29 19:33:00,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:33:00,214 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3318425] [2020-11-29 19:33:00,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:33:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:33:00,225 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:33:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:33:00,233 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:33:00,248 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:33:00,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:33:00,255 INFO L82 PathProgramCache]: Analyzing trace with hash -1714272944, now seen corresponding path program 1 times [2020-11-29 19:33:00,255 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 19:33:00,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625000935] [2020-11-29 19:33:00,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 19:33:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:33:00,358 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:33:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:33:00,469 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:33:00,498 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 19:33:00,644 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2020-11-29 19:34:45,466 WARN L193 SmtUtils]: Spent 1.75 m on a formula simplification. DAG size of input: 495 DAG size of output: 437 [2020-11-29 19:35:49,812 WARN L193 SmtUtils]: Spent 1.07 m on a formula simplification that was a NOOP. DAG size: 435 [2020-11-29 19:35:50,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 07:35:50 BoogieIcfgContainer [2020-11-29 19:35:50,092 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 19:35:50,093 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:35:50,093 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:35:50,093 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:35:50,094 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:32:58" (3/4) ... [2020-11-29 19:35:50,098 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2020-11-29 19:35:50,171 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3663c260-64d9-4d70-8005-e56f892fa4d9/bin/uautomizer/witness.graphml [2020-11-29 19:35:50,171 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:35:50,173 INFO L168 Benchmark]: Toolchain (without parser) took 174526.76 ms. Allocated memory was 98.6 MB in the beginning and 157.3 MB in the end (delta: 58.7 MB). Free memory was 71.6 MB in the beginning and 62.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 65.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:35:50,174 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 98.6 MB. Free memory is still 55.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:35:50,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 835.78 ms. Allocated memory is still 98.6 MB. Free memory was 71.3 MB in the beginning and 66.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 19:35:50,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.97 ms. Allocated memory is still 98.6 MB. Free memory was 66.4 MB in the beginning and 63.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:35:50,176 INFO L168 Benchmark]: Boogie Preprocessor took 85.09 ms. Allocated memory is still 98.6 MB. Free memory was 63.7 MB in the beginning and 61.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:35:50,177 INFO L168 Benchmark]: RCFGBuilder took 1473.93 ms. Allocated memory was 98.6 MB in the beginning and 130.0 MB in the end (delta: 31.5 MB). Free memory was 61.6 MB in the beginning and 76.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-29 19:35:50,178 INFO L168 Benchmark]: BuchiAutomizer took 171927.91 ms. Allocated memory was 130.0 MB in the beginning and 157.3 MB in the end (delta: 27.3 MB). Free memory was 76.3 MB in the beginning and 64.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 66.8 MB. Max. memory is 16.1 GB. [2020-11-29 19:35:50,182 INFO L168 Benchmark]: Witness Printer took 78.88 ms. Allocated memory is still 157.3 MB. Free memory was 64.8 MB in the beginning and 62.7 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:35:50,186 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 98.6 MB. Free memory is still 55.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 835.78 ms. Allocated memory is still 98.6 MB. Free memory was 71.3 MB in the beginning and 66.4 MB in the end (delta: 4.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 113.97 ms. Allocated memory is still 98.6 MB. Free memory was 66.4 MB in the beginning and 63.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 85.09 ms. Allocated memory is still 98.6 MB. Free memory was 63.7 MB in the beginning and 61.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1473.93 ms. Allocated memory was 98.6 MB in the beginning and 130.0 MB in the end (delta: 31.5 MB). Free memory was 61.6 MB in the beginning and 76.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 171927.91 ms. Allocated memory was 130.0 MB in the beginning and 157.3 MB in the end (delta: 27.3 MB). Free memory was 76.3 MB in the beginning and 64.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 66.8 MB. Max. memory is 16.1 GB. * Witness Printer took 78.88 ms. Allocated memory is still 157.3 MB. Free memory was 64.8 MB in the beginning and 62.7 MB in the end (delta: 2.1 MB). There was no memory consumed. 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 171.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 171.3s. 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: 110]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=11082} State at position 1 is {NULL=0, NULL=0, NULL=0, NULL=11082, NULL=11105, NULL=0, NULL=0, NULL=11087, retValue_acc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4b3cf77=0, methaneLevelCritical=0, NULL=0, NULL=0, tmp___1=0, tmp=1, NULL=0, NULL=0, NULL=11099, NULL=11096, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@516da079=0, cleanupTimeShifts=4, tmp=0, switchedOnBeforeTS=0, NULL=11091, \result=0, NULL=11097, NULL=0, systemActive=1, waterLevel=1, NULL=11104, \result=1, NULL=0, NULL=11102, NULL=0, NULL=0, NULL=0, NULL=0, NULL=11088, NULL=0, NULL=0, NULL=11083, tmp___0=0, \result=1, NULL=11084, head=0, pumpRunning=0, NULL=11085, \result=0, NULL=11095, NULL=0, NULL=0, tmp=1, NULL=0, NULL=11103, retValue_acc=1, NULL=11086, NULL=11108, NULL=0, NULL=11110, NULL=0, NULL=11089, retValue_acc=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6624a1d7=0, tmp___2=62, NULL=0, NULL=11090, tmp___0=0, NULL=11093, splverifierCounter=0, NULL=0, NULL=0, NULL=11106, NULL=11098, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3a399a10=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@53a2aadb=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1e50a20c=0, NULL=11107, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54622d60=62, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6b6f9ed6=0, head=0, retValue_acc=0, NULL=0, NULL=0, NULL=11094, NULL=0, NULL=0, NULL=11100, NULL=0, NULL=11109, NULL=11101, NULL=11092} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L45] int switchedOnBeforeTS ; [L175] int pumpRunning = 0; [L176] int systemActive = 1; [L477] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L674] int waterLevel = 1; [L675] int methaneLevelCritical = 0; [L754] int cleanupTimeShifts = 4; [L831] int retValue_acc ; [L832] int tmp ; [L889] int retValue_acc ; [L892] retValue_acc = 1 [L893] return (retValue_acc); [L838] tmp = valid_product() [L840] COND TRUE \read(tmp) [L50] switchedOnBeforeTS = 0 [L101] int splverifierCounter ; [L102] int tmp ; [L103] int tmp___0 ; [L104] int tmp___1 ; [L105] int tmp___2 ; [L108] splverifierCounter = 0 Loop: [L110] COND TRUE 1 [L112] COND TRUE splverifierCounter < 4 [L118] tmp = __VERIFIER_nondet_int() [L120] COND FALSE !(\read(tmp)) [L128] tmp___0 = __VERIFIER_nondet_int() [L130] COND FALSE !(\read(tmp___0)) [L138] tmp___2 = __VERIFIER_nondet_int() [L140] COND TRUE \read(tmp___2) [L303] systemActive = 1 [L240] int retValue_acc ; [L243] retValue_acc = pumpRunning [L244] return (retValue_acc); [L59] switchedOnBeforeTS = isPumpRunning() [L185] COND FALSE !(\read(pumpRunning)) [L192] COND TRUE \read(systemActive) [L65] int tmp ; [L66] int tmp___0 ; [L745] int retValue_acc ; [L748] retValue_acc = waterLevel [L749] return (retValue_acc); [L70] tmp = getWaterLevel() [L72] COND TRUE tmp != 2 [L240] int retValue_acc ; [L243] retValue_acc = pumpRunning [L244] return (retValue_acc); [L74] tmp___0 = isPumpRunning() [L76] COND FALSE !(\read(tmp___0)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...