./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/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 e860f9a133bb6d76e1501dcd276032def5c8511b ............................................................................................................................................................................................................................................................................................................. 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 0.1.24-cad4683 [2019-10-22 08:56:03,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:56:03,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:56:03,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:56:03,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:56:03,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:56:03,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:56:03,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:56:03,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:56:03,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:56:03,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:56:03,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:56:03,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:56:03,078 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:56:03,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:56:03,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:56:03,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:56:03,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:56:03,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:56:03,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:56:03,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:56:03,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:56:03,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:56:03,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:56:03,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:56:03,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:56:03,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:56:03,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:56:03,092 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:56:03,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:56:03,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:56:03,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:56:03,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:56:03,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:56:03,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:56:03,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:56:03,097 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:56:03,097 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:56:03,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:56:03,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:56:03,099 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:56:03,099 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 08:56:03,113 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:56:03,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:56:03,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:56:03,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:56:03,115 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:56:03,115 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:56:03,115 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:56:03,115 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:56:03,116 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:56:03,116 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:56:03,116 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:56:03,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:56:03,116 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:56:03,116 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:56:03,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:56:03,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:56:03,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:56:03,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:56:03,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:56:03,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:56:03,118 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:56:03,118 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:56:03,118 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:56:03,118 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:56:03,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:56:03,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:56:03,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:56:03,119 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:56:03,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:56:03,119 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:56:03,120 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:56:03,120 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:56:03,121 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/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 -> e860f9a133bb6d76e1501dcd276032def5c8511b [2019-10-22 08:56:03,150 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:56:03,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:56:03,166 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:56:03,168 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:56:03,169 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:56:03,169 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2019-10-22 08:56:03,228 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/bin/uautomizer/data/0214ce40d/df906fd8682e4cc2969ef835a47cdb0f/FLAG66e30c9ac [2019-10-22 08:56:03,648 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:56:03,649 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2019-10-22 08:56:03,662 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/bin/uautomizer/data/0214ce40d/df906fd8682e4cc2969ef835a47cdb0f/FLAG66e30c9ac [2019-10-22 08:56:04,037 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/bin/uautomizer/data/0214ce40d/df906fd8682e4cc2969ef835a47cdb0f [2019-10-22 08:56:04,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:56:04,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:56:04,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:04,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:56:04,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:56:04,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:04" (1/1) ... [2019-10-22 08:56:04,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ee902c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04, skipping insertion in model container [2019-10-22 08:56:04,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:56:04" (1/1) ... [2019-10-22 08:56:04,057 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:56:04,096 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:56:04,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:04,544 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:56:04,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:56:04,663 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:56:04,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04 WrapperNode [2019-10-22 08:56:04,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:56:04,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:04,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:56:04,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:56:04,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04" (1/1) ... [2019-10-22 08:56:04,693 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04" (1/1) ... [2019-10-22 08:56:04,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:56:04,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:56:04,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:56:04,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:56:04,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04" (1/1) ... [2019-10-22 08:56:04,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04" (1/1) ... [2019-10-22 08:56:04,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04" (1/1) ... [2019-10-22 08:56:04,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04" (1/1) ... [2019-10-22 08:56:04,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04" (1/1) ... [2019-10-22 08:56:04,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04" (1/1) ... [2019-10-22 08:56:04,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04" (1/1) ... [2019-10-22 08:56:04,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:56:04,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:56:04,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:56:04,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:56:04,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/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 [2019-10-22 08:56:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:56:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 08:56:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:56:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:56:05,473 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:56:05,473 INFO L284 CfgBuilder]: Removed 68 assume(true) statements. [2019-10-22 08:56:05,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:05 BoogieIcfgContainer [2019-10-22 08:56:05,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:56:05,475 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:56:05,475 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:56:05,479 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:56:05,481 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:56:05,481 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:56:04" (1/3) ... [2019-10-22 08:56:05,482 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7bbde54a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:56:05, skipping insertion in model container [2019-10-22 08:56:05,483 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:56:05,483 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:56:04" (2/3) ... [2019-10-22 08:56:05,483 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7bbde54a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:56:05, skipping insertion in model container [2019-10-22 08:56:05,484 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:56:05,484 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:05" (3/3) ... [2019-10-22 08:56:05,485 INFO L371 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2019-10-22 08:56:05,540 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:56:05,540 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:56:05,540 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:56:05,540 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:56:05,540 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:56:05,540 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:56:05,541 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:56:05,541 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:56:05,556 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states. [2019-10-22 08:56:05,579 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2019-10-22 08:56:05,579 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:56:05,579 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:56:05,588 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-10-22 08:56:05,588 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:05,588 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:56:05,588 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states. [2019-10-22 08:56:05,591 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 33 [2019-10-22 08:56:05,591 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:56:05,592 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:56:05,592 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2019-10-22 08:56:05,592 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:05,597 INFO L791 eck$LassoCheckResult]: Stem: 26#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(13);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string55.base, #t~string55.offset, 1);call write~init~int(110, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 2 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string57.base, #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(102, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string59.base, #t~string59.offset, 1);call write~init~int(80, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(117, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(109, #t~string59.base, 3 + #t~string59.offset, 1);call write~init~int(112, #t~string59.base, 4 + #t~string59.offset, 1);call write~init~int(58, #t~string59.base, 5 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 6 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string61.base, #t~string61.offset, 1);call write~init~int(110, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string63.base, #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(102, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string65.base, #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string67.base, #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 1 + #t~string67.offset, 1); 7#L-1true havoc main_#res;havoc main_#t~ret14, main_~retValue_acc~2, main_~tmp~1;havoc main_~retValue_acc~2;havoc main_~tmp~1; 16#L856true 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; 36#L864true main_#t~ret14 := valid_product_#res;main_~tmp~1 := main_#t~ret14;havoc main_#t~ret14; 55#L291true assume 0 != main_~tmp~1; 37#L265true havoc test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 35#L816-1true [2019-10-22 08:56:05,598 INFO L793 eck$LassoCheckResult]: Loop: 35#L816-1true assume !false; 8#L149true assume test_~splverifierCounter~0 < 4; 28#L150true test_~tmp~0 := test_#t~nondet10;havoc test_#t~nondet10; 23#L158true assume !(0 != test_~tmp~0); 21#L158-1true test_~tmp___0~0 := test_#t~nondet11;havoc test_#t~nondet11; 5#L168true assume !(0 != test_~tmp___0~0); 4#L168-1true test_~tmp___2~0 := test_#t~nondet12;havoc test_#t~nondet12; 48#L178true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 13#L186-2true assume !(0 != ~pumpRunning~0); 52#L682true assume 0 != ~systemActive~0; 42#L689true havoc __utac_acc__Specification1_spec__1_#t~ret68, __utac_acc__Specification1_spec__1_#t~ret69, __utac_acc__Specification1_spec__1_~tmp~6, __utac_acc__Specification1_spec__1_~tmp___0~1;havoc __utac_acc__Specification1_spec__1_~tmp~6;havoc __utac_acc__Specification1_spec__1_~tmp___0~1;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; 12#L98true __utac_acc__Specification1_spec__1_#t~ret68 := isMethaneLevelCritical_#res;__utac_acc__Specification1_spec__1_~tmp~6 := __utac_acc__Specification1_spec__1_#t~ret68;havoc __utac_acc__Specification1_spec__1_#t~ret68; 33#L816true assume !(0 != __utac_acc__Specification1_spec__1_~tmp~6); 35#L816-1true [2019-10-22 08:56:05,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:05,604 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2019-10-22 08:56:05,612 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:05,612 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478307345] [2019-10-22 08:56:05,613 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:05,613 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:05,613 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:06,391 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:56:06,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:06,392 INFO L82 PathProgramCache]: Analyzing trace with hash -1681619226, now seen corresponding path program 1 times [2019-10-22 08:56:06,393 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:06,393 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043337097] [2019-10-22 08:56:06,393 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:06,393 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:06,393 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:06,421 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:56:06,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:06,423 INFO L82 PathProgramCache]: Analyzing trace with hash 32659712, now seen corresponding path program 1 times [2019-10-22 08:56:06,423 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:56:06,423 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545697752] [2019-10-22 08:56:06,424 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:06,430 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:56:06,430 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:56:06,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:56:06,884 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:56:07,006 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2019-10-22 08:56:33,376 WARN L191 SmtUtils]: Spent 26.30 s on a formula simplification. DAG size of input: 451 DAG size of output: 449 [2019-10-22 08:56:45,455 WARN L191 SmtUtils]: Spent 12.08 s on a formula simplification that was a NOOP. DAG size: 449 [2019-10-22 08:56:45,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:56:45 BoogieIcfgContainer [2019-10-22 08:56:45,508 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:56:45,509 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:56:45,509 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:56:45,509 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:56:45,510 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:56:05" (3/4) ... [2019-10-22 08:56:45,512 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2019-10-22 08:56:45,561 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cf75129a-a475-438a-b051-3a11c95937bc/bin/uautomizer/witness.graphml [2019-10-22 08:56:45,563 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:56:45,567 INFO L168 Benchmark]: Toolchain (without parser) took 41526.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.7 MB). Free memory was 936.9 MB in the beginning and 868.1 MB in the end (delta: 68.9 MB). Peak memory consumption was 257.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:45,567 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 957.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:45,567 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 935.6 MB in the beginning and 1.1 GB in the end (delta: -180.8 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:45,568 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:45,568 INFO L168 Benchmark]: Boogie Preprocessor took 38.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:45,568 INFO L168 Benchmark]: RCFGBuilder took 710.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:45,568 INFO L168 Benchmark]: BuchiAutomizer took 40033.34 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 53.5 MB). Free memory was 1.1 GB in the beginning and 871.0 MB in the end (delta: 193.4 MB). Peak memory consumption was 253.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:45,569 INFO L168 Benchmark]: Witness Printer took 57.12 ms. Allocated memory is still 1.2 GB. Free memory was 871.0 MB in the beginning and 868.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:45,570 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 957.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 623.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 935.6 MB in the beginning and 1.1 GB in the end (delta: -180.8 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 710.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 40033.34 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 53.5 MB). Free memory was 1.1 GB in the beginning and 871.0 MB in the end (delta: 193.4 MB). Peak memory consumption was 253.8 MB. Max. memory is 11.5 GB. * Witness Printer took 57.12 ms. Allocated memory is still 1.2 GB. Free memory was 871.0 MB in the beginning and 868.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one nonterminating module. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 39.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 39.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 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: 148]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=0} State at position 1 is {NULL=0, retValue_acc=0, NULL=0, NULL=-10, NULL=-6, NULL=0, NULL=0, retValue_acc=0, NULL=0, NULL=-4, NULL=0, NULL=0, NULL=-24, NULL=0, NULL=-2, NULL=-22, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7ce4a961=0, methaneLevelCritical=0, NULL=-13, NULL=0, NULL=-19, NULL=0, tmp___1=0, tmp___0=0, NULL=-16, cleanupTimeShifts=4, tmp=0, NULL=-12, NULL=-25, NULL=-3, NULL=-5, NULL=0, systemActive=1, waterLevel=1, NULL=0, NULL=-18, NULL=-7, tmp___0=0, NULL=0, NULL=0, NULL=0, \result=1, head=0, pumpRunning=0, NULL=-15, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@55dbe13c=0, tmp=0, NULL=0, tmp=1, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4b2840e4=0, NULL=-21, NULL=-17, retValue_acc=1, NULL=-9, NULL=-11, tmp___2=69, splverifierCounter=0, NULL=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2a995f38=0, NULL=0, NULL=0, \result=0, NULL=-20, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@eb3bfa8=0, NULL=-1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7ef57318=69, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5011d71d=0, head=0, NULL=0, NULL=-8, NULL=-14, NULL=-23} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L55] int waterLevel = 1; [L56] int methaneLevelCritical = 0; [L205] int cleanupTimeShifts = 4; [L474] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L674] int pumpRunning = 0; [L675] int systemActive = 1; [L282] int retValue_acc ; [L283] int tmp ; [L860] int retValue_acc ; [L863] retValue_acc = 1 [L864] return (retValue_acc); [L289] tmp = valid_product() [L291] COND TRUE \read(tmp) [L139] int splverifierCounter ; [L140] int tmp ; [L141] int tmp___0 ; [L142] int tmp___1 ; [L143] int tmp___2 ; [L146] splverifierCounter = 0 Loop: [L148] COND TRUE 1 [L150] COND TRUE splverifierCounter < 4 [L156] tmp = __VERIFIER_nondet_int() [L158] COND FALSE !(\read(tmp)) [L166] tmp___0 = __VERIFIER_nondet_int() [L168] COND FALSE !(\read(tmp___0)) [L176] tmp___2 = __VERIFIER_nondet_int() [L178] COND TRUE \read(tmp___2) [L803] systemActive = 1 [L682] COND FALSE !(\read(pumpRunning)) [L689] COND TRUE \read(systemActive) [L809] int tmp ; [L810] int tmp___0 ; [L94] int retValue_acc ; [L97] retValue_acc = methaneLevelCritical [L98] return (retValue_acc); [L814] tmp = isMethaneLevelCritical() [L816] COND FALSE !(\read(tmp)) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...