./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product31_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product31_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/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 c01215307b2c8189e4e6745962a1a26d113e8096 ................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.1.23-5842f4b [2018-11-18 13:49:05,025 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:49:05,027 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:49:05,036 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:49:05,036 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:49:05,037 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:49:05,038 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:49:05,040 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:49:05,042 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:49:05,042 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:49:05,043 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:49:05,043 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:49:05,044 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:49:05,045 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:49:05,046 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:49:05,047 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:49:05,048 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:49:05,050 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:49:05,052 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:49:05,053 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:49:05,054 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:49:05,055 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:49:05,058 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:49:05,058 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:49:05,058 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:49:05,059 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:49:05,060 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:49:05,061 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:49:05,062 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:49:05,063 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:49:05,063 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:49:05,064 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:49:05,064 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:49:05,065 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:49:05,065 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:49:05,066 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:49:05,066 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-18 13:49:05,079 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:49:05,079 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:49:05,081 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:49:05,081 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:49:05,081 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 13:49:05,082 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 13:49:05,082 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 13:49:05,082 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 13:49:05,082 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 13:49:05,082 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 13:49:05,083 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 13:49:05,083 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:49:05,083 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:49:05,083 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 13:49:05,083 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:49:05,084 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:49:05,084 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:49:05,084 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 13:49:05,084 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 13:49:05,084 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 13:49:05,084 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:49:05,085 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:49:05,086 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 13:49:05,087 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:49:05,087 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 13:49:05,087 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:49:05,087 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 13:49:05,087 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 13:49:05,087 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:49:05,088 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 13:49:05,088 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 13:49:05,088 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 13:49:05,089 INFO L133 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_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/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 -> c01215307b2c8189e4e6745962a1a26d113e8096 [2018-11-18 13:49:05,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:49:05,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:49:05,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:49:05,130 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:49:05,130 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:49:05,130 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product31_true-unreach-call_false-termination.cil.c [2018-11-18 13:49:05,175 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/uautomizer/data/1f915760f/e695d791b4984321be1f965a544ef3a1/FLAGe827bfd36 [2018-11-18 13:49:05,609 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:49:05,610 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/sv-benchmarks/c/product-lines/minepump_spec2_product31_true-unreach-call_false-termination.cil.c [2018-11-18 13:49:05,620 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/uautomizer/data/1f915760f/e695d791b4984321be1f965a544ef3a1/FLAGe827bfd36 [2018-11-18 13:49:05,631 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/uautomizer/data/1f915760f/e695d791b4984321be1f965a544ef3a1 [2018-11-18 13:49:05,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:49:05,635 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:49:05,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:49:05,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:49:05,640 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:49:05,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:49:05" (1/1) ... [2018-11-18 13:49:05,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48bef094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:05, skipping insertion in model container [2018-11-18 13:49:05,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:49:05" (1/1) ... [2018-11-18 13:49:05,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:49:05,695 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:49:05,897 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:49:05,906 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:49:05,969 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:49:06,047 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:49:06,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06 WrapperNode [2018-11-18 13:49:06,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:49:06,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:49:06,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:49:06,050 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:49:06,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06" (1/1) ... [2018-11-18 13:49:06,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06" (1/1) ... [2018-11-18 13:49:06,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:49:06,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:49:06,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:49:06,112 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:49:06,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06" (1/1) ... [2018-11-18 13:49:06,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06" (1/1) ... [2018-11-18 13:49:06,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06" (1/1) ... [2018-11-18 13:49:06,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06" (1/1) ... [2018-11-18 13:49:06,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06" (1/1) ... [2018-11-18 13:49:06,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06" (1/1) ... [2018-11-18 13:49:06,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06" (1/1) ... [2018-11-18 13:49:06,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:49:06,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:49:06,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:49:06,147 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:49:06,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/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 [2018-11-18 13:49:06,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 13:49:06,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:49:06,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:49:07,072 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:49:07,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:49:07 BoogieIcfgContainer [2018-11-18 13:49:07,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:49:07,073 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 13:49:07,073 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 13:49:07,076 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 13:49:07,077 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:49:07,077 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 01:49:05" (1/3) ... [2018-11-18 13:49:07,078 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@580b3cf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 01:49:07, skipping insertion in model container [2018-11-18 13:49:07,078 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:49:07,078 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:49:06" (2/3) ... [2018-11-18 13:49:07,079 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@580b3cf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 01:49:07, skipping insertion in model container [2018-11-18 13:49:07,079 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 13:49:07,079 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:49:07" (3/3) ... [2018-11-18 13:49:07,080 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product31_true-unreach-call_false-termination.cil.c [2018-11-18 13:49:07,134 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 13:49:07,135 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 13:49:07,135 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 13:49:07,135 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 13:49:07,135 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 13:49:07,136 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 13:49:07,136 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 13:49:07,136 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 13:49:07,136 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 13:49:07,152 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 160 states. [2018-11-18 13:49:07,177 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 104 [2018-11-18 13:49:07,177 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:49:07,177 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:49:07,183 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:07,183 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:07,183 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 13:49:07,183 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 160 states. [2018-11-18 13:49:07,189 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 104 [2018-11-18 13:49:07,189 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:49:07,189 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:49:07,190 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:07,190 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:07,194 INFO L794 eck$LassoCheckResult]: Stem: 127#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string9.base, #t~string9.offset := #Ultimate.alloc(13);call #t~string11.base, #t~string11.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string11.base,#t~string11.offset := 79];#memory_int := #memory_int[#t~string11.base,1 + #t~string11.offset := 110];#memory_int := #memory_int[#t~string11.base,2 + #t~string11.offset := 0];call #t~string13.base, #t~string13.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string13.base,#t~string13.offset := 79];#memory_int := #memory_int[#t~string13.base,1 + #t~string13.offset := 102];#memory_int := #memory_int[#t~string13.base,2 + #t~string13.offset := 102];#memory_int := #memory_int[#t~string13.base,3 + #t~string13.offset := 0];call #t~string15.base, #t~string15.offset := #Ultimate.alloc(7);#memory_int := #memory_int[#t~string15.base,#t~string15.offset := 44];#memory_int := #memory_int[#t~string15.base,1 + #t~string15.offset := 80];#memory_int := #memory_int[#t~string15.base,2 + #t~string15.offset := 117];#memory_int := #memory_int[#t~string15.base,3 + #t~string15.offset := 109];#memory_int := #memory_int[#t~string15.base,4 + #t~string15.offset := 112];#memory_int := #memory_int[#t~string15.base,5 + #t~string15.offset := 58];#memory_int := #memory_int[#t~string15.base,6 + #t~string15.offset := 0];call #t~string17.base, #t~string17.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string17.base,#t~string17.offset := 79];#memory_int := #memory_int[#t~string17.base,1 + #t~string17.offset := 110];#memory_int := #memory_int[#t~string17.base,2 + #t~string17.offset := 0];call #t~string19.base, #t~string19.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string19.base,#t~string19.offset := 79];#memory_int := #memory_int[#t~string19.base,1 + #t~string19.offset := 102];#memory_int := #memory_int[#t~string19.base,2 + #t~string19.offset := 102];#memory_int := #memory_int[#t~string19.base,3 + #t~string19.offset := 0];call #t~string21.base, #t~string21.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string21.base,#t~string21.offset := 41];#memory_int := #memory_int[#t~string21.base,1 + #t~string21.offset := 32];#memory_int := #memory_int[#t~string21.base,2 + #t~string21.offset := 0];call #t~string23.base, #t~string23.offset := #Ultimate.alloc(2);#memory_int := #memory_int[#t~string23.base,#t~string23.offset := 10];#memory_int := #memory_int[#t~string23.base,1 + #t~string23.offset := 0];call #t~string44.base, #t~string44.offset := #Ultimate.alloc(30);call #t~string45.base, #t~string45.offset := #Ultimate.alloc(9);call #t~string46.base, #t~string46.offset := #Ultimate.alloc(21);call #t~string47.base, #t~string47.offset := #Ultimate.alloc(30);call #t~string48.base, #t~string48.offset := #Ultimate.alloc(9);call #t~string49.base, #t~string49.offset := #Ultimate.alloc(21);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(30);call #t~string54.base, #t~string54.offset := #Ultimate.alloc(9);call #t~string55.base, #t~string55.offset := #Ultimate.alloc(25);call #t~string56.base, #t~string56.offset := #Ultimate.alloc(30);call #t~string57.base, #t~string57.offset := #Ultimate.alloc(9);call #t~string58.base, #t~string58.offset := #Ultimate.alloc(25);call #t~string65.base, #t~string65.offset := #Ultimate.alloc(13);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(7);#memory_int := #memory_int[#t~string67.base,#t~string67.offset := 44];#memory_int := #memory_int[#t~string67.base,1 + #t~string67.offset := 77];#memory_int := #memory_int[#t~string67.base,2 + #t~string67.offset := 101];#memory_int := #memory_int[#t~string67.base,3 + #t~string67.offset := 116];#memory_int := #memory_int[#t~string67.base,4 + #t~string67.offset := 104];#memory_int := #memory_int[#t~string67.base,5 + #t~string67.offset := 58];#memory_int := #memory_int[#t~string67.base,6 + #t~string67.offset := 0];call #t~string69.base, #t~string69.offset := #Ultimate.alloc(5);#memory_int := #memory_int[#t~string69.base,#t~string69.offset := 67];#memory_int := #memory_int[#t~string69.base,1 + #t~string69.offset := 82];#memory_int := #memory_int[#t~string69.base,2 + #t~string69.offset := 73];#memory_int := #memory_int[#t~string69.base,3 + #t~string69.offset := 84];#memory_int := #memory_int[#t~string69.base,4 + #t~string69.offset := 0];call #t~string71.base, #t~string71.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string71.base,#t~string71.offset := 79];#memory_int := #memory_int[#t~string71.base,1 + #t~string71.offset := 75];#memory_int := #memory_int[#t~string71.base,2 + #t~string71.offset := 0];call #t~string73.base, #t~string73.offset := #Ultimate.alloc(2);#memory_int := #memory_int[#t~string73.base,#t~string73.offset := 41];#memory_int := #memory_int[#t~string73.base,1 + #t~string73.offset := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 21#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret63, main_~retValue_acc~8, main_~tmp~9;havoc main_~retValue_acc~8;havoc main_~tmp~9;assume { :begin_inline_select_helpers } true; 8#L365true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 114#L358true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; 47#L373true main_#t~ret63 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~9 := main_#t~ret63;havoc main_#t~ret63; 9#L866true assume 0 != main_~tmp~9;assume { :begin_inline_setup } true; 142#L842true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 33#L750true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, 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; 112#L55-3true [2018-11-18 13:49:07,194 INFO L796 eck$LassoCheckResult]: Loop: 112#L55-3true assume true; 129#L55-1true assume !false; 83#L56true assume test_~splverifierCounter~0 < 4; 161#L57true test_~tmp~0 := test_#t~nondet0;havoc test_#t~nondet0; 25#L65true assume !(0 != test_~tmp~0); 22#L65-2true test_~tmp___0~0 := test_#t~nondet1;havoc test_#t~nondet1; 99#L75true assume !(0 != test_~tmp___0~0); 68#L75-2true test_~tmp___2~0 := test_#t~nondet2;havoc test_#t~nondet2; 146#L85true assume 0 != test_~tmp___2~0; 117#L91-2true assume { :begin_inline_timeShift } true; 143#L137true assume !(0 != ~pumpRunning~0); 139#L137-2true assume !(0 != ~systemActive~0); 63#L144-1true assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret61, __utac_acc__Specification2_spec__2_#t~ret62, __utac_acc__Specification2_spec__2_~tmp~8, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~8;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; 160#L924-1true __utac_acc__Specification2_spec__2_#t~ret61 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~8 := __utac_acc__Specification2_spec__2_#t~ret61;havoc __utac_acc__Specification2_spec__2_#t~ret61; 32#L761true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~8);~methAndRunningLastTime~0 := 0; 36#L761-1true assume { :end_inline___utac_acc__Specification2_spec__2 } true; 119#L154true assume { :end_inline_timeShift } true; 112#L55-3true [2018-11-18 13:49:07,199 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:07,200 INFO L82 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times [2018-11-18 13:49:07,202 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:07,202 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:07,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:07,240 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:07,240 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:49:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:49:07,396 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:07,396 INFO L82 PathProgramCache]: Analyzing trace with hash -680006533, now seen corresponding path program 1 times [2018-11-18 13:49:07,397 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:07,397 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:07,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:07,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:07,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:49:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:49:07,421 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:07,421 INFO L82 PathProgramCache]: Analyzing trace with hash -1415948110, now seen corresponding path program 1 times [2018-11-18 13:49:07,421 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:07,421 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:07,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:07,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:07,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:07,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:49:07,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:49:07,747 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 13:49:07,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 13:49:07,868 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-11-18 13:49:07,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 13:49:07,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-18 13:49:07,922 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 6 states. [2018-11-18 13:49:08,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 13:49:08,599 INFO L93 Difference]: Finished difference Result 375 states and 486 transitions. [2018-11-18 13:49:08,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 13:49:08,601 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 375 states and 486 transitions. [2018-11-18 13:49:08,610 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 243 [2018-11-18 13:49:08,623 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 375 states to 345 states and 456 transitions. [2018-11-18 13:49:08,624 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 345 [2018-11-18 13:49:08,630 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 345 [2018-11-18 13:49:08,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 345 states and 456 transitions. [2018-11-18 13:49:08,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 13:49:08,633 INFO L705 BuchiCegarLoop]: Abstraction has 345 states and 456 transitions. [2018-11-18 13:49:08,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states and 456 transitions. [2018-11-18 13:49:08,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 204. [2018-11-18 13:49:08,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-11-18 13:49:08,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 270 transitions. [2018-11-18 13:49:08,672 INFO L728 BuchiCegarLoop]: Abstraction has 204 states and 270 transitions. [2018-11-18 13:49:08,672 INFO L608 BuchiCegarLoop]: Abstraction has 204 states and 270 transitions. [2018-11-18 13:49:08,673 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 13:49:08,673 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 204 states and 270 transitions. [2018-11-18 13:49:08,675 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 144 [2018-11-18 13:49:08,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 13:49:08,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 13:49:08,677 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:08,678 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 13:49:08,678 INFO L794 eck$LassoCheckResult]: Stem: 692#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string9.base, #t~string9.offset := #Ultimate.alloc(13);call #t~string11.base, #t~string11.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string11.base,#t~string11.offset := 79];#memory_int := #memory_int[#t~string11.base,1 + #t~string11.offset := 110];#memory_int := #memory_int[#t~string11.base,2 + #t~string11.offset := 0];call #t~string13.base, #t~string13.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string13.base,#t~string13.offset := 79];#memory_int := #memory_int[#t~string13.base,1 + #t~string13.offset := 102];#memory_int := #memory_int[#t~string13.base,2 + #t~string13.offset := 102];#memory_int := #memory_int[#t~string13.base,3 + #t~string13.offset := 0];call #t~string15.base, #t~string15.offset := #Ultimate.alloc(7);#memory_int := #memory_int[#t~string15.base,#t~string15.offset := 44];#memory_int := #memory_int[#t~string15.base,1 + #t~string15.offset := 80];#memory_int := #memory_int[#t~string15.base,2 + #t~string15.offset := 117];#memory_int := #memory_int[#t~string15.base,3 + #t~string15.offset := 109];#memory_int := #memory_int[#t~string15.base,4 + #t~string15.offset := 112];#memory_int := #memory_int[#t~string15.base,5 + #t~string15.offset := 58];#memory_int := #memory_int[#t~string15.base,6 + #t~string15.offset := 0];call #t~string17.base, #t~string17.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string17.base,#t~string17.offset := 79];#memory_int := #memory_int[#t~string17.base,1 + #t~string17.offset := 110];#memory_int := #memory_int[#t~string17.base,2 + #t~string17.offset := 0];call #t~string19.base, #t~string19.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string19.base,#t~string19.offset := 79];#memory_int := #memory_int[#t~string19.base,1 + #t~string19.offset := 102];#memory_int := #memory_int[#t~string19.base,2 + #t~string19.offset := 102];#memory_int := #memory_int[#t~string19.base,3 + #t~string19.offset := 0];call #t~string21.base, #t~string21.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string21.base,#t~string21.offset := 41];#memory_int := #memory_int[#t~string21.base,1 + #t~string21.offset := 32];#memory_int := #memory_int[#t~string21.base,2 + #t~string21.offset := 0];call #t~string23.base, #t~string23.offset := #Ultimate.alloc(2);#memory_int := #memory_int[#t~string23.base,#t~string23.offset := 10];#memory_int := #memory_int[#t~string23.base,1 + #t~string23.offset := 0];call #t~string44.base, #t~string44.offset := #Ultimate.alloc(30);call #t~string45.base, #t~string45.offset := #Ultimate.alloc(9);call #t~string46.base, #t~string46.offset := #Ultimate.alloc(21);call #t~string47.base, #t~string47.offset := #Ultimate.alloc(30);call #t~string48.base, #t~string48.offset := #Ultimate.alloc(9);call #t~string49.base, #t~string49.offset := #Ultimate.alloc(21);call #t~string53.base, #t~string53.offset := #Ultimate.alloc(30);call #t~string54.base, #t~string54.offset := #Ultimate.alloc(9);call #t~string55.base, #t~string55.offset := #Ultimate.alloc(25);call #t~string56.base, #t~string56.offset := #Ultimate.alloc(30);call #t~string57.base, #t~string57.offset := #Ultimate.alloc(9);call #t~string58.base, #t~string58.offset := #Ultimate.alloc(25);call #t~string65.base, #t~string65.offset := #Ultimate.alloc(13);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(7);#memory_int := #memory_int[#t~string67.base,#t~string67.offset := 44];#memory_int := #memory_int[#t~string67.base,1 + #t~string67.offset := 77];#memory_int := #memory_int[#t~string67.base,2 + #t~string67.offset := 101];#memory_int := #memory_int[#t~string67.base,3 + #t~string67.offset := 116];#memory_int := #memory_int[#t~string67.base,4 + #t~string67.offset := 104];#memory_int := #memory_int[#t~string67.base,5 + #t~string67.offset := 58];#memory_int := #memory_int[#t~string67.base,6 + #t~string67.offset := 0];call #t~string69.base, #t~string69.offset := #Ultimate.alloc(5);#memory_int := #memory_int[#t~string69.base,#t~string69.offset := 67];#memory_int := #memory_int[#t~string69.base,1 + #t~string69.offset := 82];#memory_int := #memory_int[#t~string69.base,2 + #t~string69.offset := 73];#memory_int := #memory_int[#t~string69.base,3 + #t~string69.offset := 84];#memory_int := #memory_int[#t~string69.base,4 + #t~string69.offset := 0];call #t~string71.base, #t~string71.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string71.base,#t~string71.offset := 79];#memory_int := #memory_int[#t~string71.base,1 + #t~string71.offset := 75];#memory_int := #memory_int[#t~string71.base,2 + #t~string71.offset := 0];call #t~string73.base, #t~string73.offset := #Ultimate.alloc(2);#memory_int := #memory_int[#t~string73.base,#t~string73.offset := 41];#memory_int := #memory_int[#t~string73.base,1 + #t~string73.offset := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 582#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret63, main_~retValue_acc~8, main_~tmp~9;havoc main_~retValue_acc~8;havoc main_~tmp~9;assume { :begin_inline_select_helpers } true; 562#L365 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 563#L358 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; 619#L373 main_#t~ret63 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~9 := main_#t~ret63;havoc main_#t~ret63; 564#L866 assume 0 != main_~tmp~9;assume { :begin_inline_setup } true; 565#L842 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 598#L750 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, 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; 599#L55-3 [2018-11-18 13:49:08,678 INFO L796 eck$LassoCheckResult]: Loop: 599#L55-3 assume true; 685#L55-1 assume !false; 662#L56 assume test_~splverifierCounter~0 < 4; 663#L57 test_~tmp~0 := test_#t~nondet0;havoc test_#t~nondet0; 585#L65 assume !(0 != test_~tmp~0); 572#L65-2 test_~tmp___0~0 := test_#t~nondet1;havoc test_#t~nondet1; 583#L75 assume !(0 != test_~tmp___0~0); 637#L75-2 test_~tmp___2~0 := test_#t~nondet2;havoc test_#t~nondet2; 638#L85 assume 0 != test_~tmp___2~0; 681#L91-2 assume { :begin_inline_timeShift } true; 687#L137 assume !(0 != ~pumpRunning~0); 672#L137-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret5, processEnvironment_~tmp~2;havoc processEnvironment_~tmp~2; 695#L195 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret4, processEnvironment__wrappee__methaneQuery_~tmp~1;havoc processEnvironment__wrappee__methaneQuery_~tmp~1; 611#L169-2 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 576#L161-3 assume { :end_inline_processEnvironment__wrappee__base } true; 577#L169-3 assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 603#L195-1 assume { :end_inline_processEnvironment } true; 630#L144-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret61, __utac_acc__Specification2_spec__2_#t~ret62, __utac_acc__Specification2_spec__2_~tmp~8, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~8;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; 631#L924-1 __utac_acc__Specification2_spec__2_#t~ret61 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~8 := __utac_acc__Specification2_spec__2_#t~ret61;havoc __utac_acc__Specification2_spec__2_#t~ret61; 595#L761 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~8);~methAndRunningLastTime~0 := 0; 597#L761-1 assume { :end_inline___utac_acc__Specification2_spec__2 } true; 602#L154 assume { :end_inline_timeShift } true; 599#L55-3 [2018-11-18 13:49:08,678 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:08,679 INFO L82 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times [2018-11-18 13:49:08,679 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:08,679 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:08,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:08,686 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:08,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:08,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:49:08,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:49:08,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:08,733 INFO L82 PathProgramCache]: Analyzing trace with hash -330723711, now seen corresponding path program 1 times [2018-11-18 13:49:08,733 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:08,733 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:08,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:08,734 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 13:49:08,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:49:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:49:08,746 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:49:08,746 INFO L82 PathProgramCache]: Analyzing trace with hash 111488170, now seen corresponding path program 1 times [2018-11-18 13:49:08,746 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 13:49:08,746 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 13:49:08,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:08,747 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 13:49:08,747 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 13:49:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:49:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:50:59,322 WARN L180 SmtUtils]: Spent 1.84 m on a formula simplification. DAG size of input: 399 DAG size of output: 397 [2018-11-18 13:51:51,234 WARN L180 SmtUtils]: Spent 51.91 s on a formula simplification that was a NOOP. DAG size: 395 [2018-11-18 13:51:51,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 01:51:51 BoogieIcfgContainer [2018-11-18 13:51:51,311 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 13:51:51,311 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:51:51,311 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:51:51,311 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:51:51,312 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:49:07" (3/4) ... [2018-11-18 13:51:51,314 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-18 13:51:51,391 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_37c224cb-ab81-49a8-b3aa-11de312b048e/bin-2019/uautomizer/witness.graphml [2018-11-18 13:51:51,391 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:51:51,393 INFO L168 Benchmark]: Toolchain (without parser) took 165758.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 217.1 MB). Free memory was 951.1 MB in the beginning and 832.1 MB in the end (delta: 119.0 MB). Peak memory consumption was 336.1 MB. Max. memory is 11.5 GB. [2018-11-18 13:51:51,394 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:51:51,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 412.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -202.5 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:51:51,394 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:51:51,395 INFO L168 Benchmark]: Boogie Preprocessor took 34.45 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:51:51,395 INFO L168 Benchmark]: RCFGBuilder took 926.15 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: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:51:51,396 INFO L168 Benchmark]: BuchiAutomizer took 164237.83 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 59.8 MB). Free memory was 1.1 GB in the beginning and 837.3 MB in the end (delta: 237.9 MB). Peak memory consumption was 297.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:51:51,396 INFO L168 Benchmark]: Witness Printer took 81.26 ms. Allocated memory is still 1.2 GB. Free memory was 837.3 MB in the beginning and 832.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 11.5 GB. [2018-11-18 13:51:51,402 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 412.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -202.5 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.45 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 926.15 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: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 164237.83 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 59.8 MB). Free memory was 1.1 GB in the beginning and 837.3 MB in the end (delta: 237.9 MB). Peak memory consumption was 297.7 MB. Max. memory is 11.5 GB. * Witness Printer took 81.26 ms. Allocated memory is still 1.2 GB. Free memory was 837.3 MB in the beginning and 832.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 11.5 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 6 locations. The remainder module has 204 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 164.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 163.3s. Construction of modules took 0.5s. 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, 141 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 204 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 210 SDtfs, 764 SDslu, 916 SDs, 0 SdLazy, 42 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s 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: 55]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {",Pump:"=17, NULL=0, "i > 0 && i <= this->argsCount"=0, "__utac__get_this_argtype"=33, "__utac__get_this_arg"=0, "__utac__get_this_arg"=39, "OK"=24, "i > 0 && i <= this->argsCount"=0, "libacc.c"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1210d53f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5359b95=161, retValue_acc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2ed0d33b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@43773718=0, "On"=19, "i > 0 && i <= this->argsCount"=31, methaneLevelCritical=0, "Env(Water:%i"=0, "CRIT"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2d3c7008=0, ",Meth:"=0, tmp___1=0, "\n"=11, cleanupTimeShifts=4, tmp=0, "libacc.c"=8, "i > 0 && i <= this->argsCount"=35, "On"=16, "\n"=0, ") "=0, NULL=0, systemActive=1, waterLevel=1, "CRIT"=27, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2f9fdb83=0, "__utac__get_this_argtype"=29, retValue_acc=0, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=38, "i > 0 && i <= this->argsCount"=12, "libacc.c"=0, tmp___0=0, "__utac__get_this_argtype"=0, "__utac__get_this_argtype"=0, "libacc.c"=0, "i > 0 && i <= this->argsCount"=0, "i > 0 && i <= this->argsCount"=0, \result=1, head=0, pumpRunning=0, "__utac__get_this_arg"=36, "libacc.c"=22, \result=0, ") "=14, "Off"=0, ",Pump:"=0, "On"=0, "libacc.c"=37, retValue_acc=1, ",Meth:"=28, "OK"=0, ")"=0, tmp___2=161, tmp___0=0, splverifierCounter=0, "Pump(System:"=0, methAndRunningLastTime=0, \result=0, ")"=26, "Pump(System:"=20, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@70eef5b2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5feaf69=0, tmp=0, head=0, tmp=0, "Off"=15, tmp=1, "Off"=0, "On"=0, "Off"=18, "libacc.c"=34, "libacc.c"=0, "Env(Water:%i"=23, tmp=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@69e3f2cf=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 55]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L274] FCALL "Pump(System:" [L278] FCALL "On" [L282] FCALL "Off" [L286] FCALL ",Pump:" [L290] FCALL "On" [L294] FCALL "Off" [L298] FCALL ") " [L300] FCALL "\n" [L675] FCALL "i > 0 && i <= this->argsCount" [L675] FCALL "libacc.c" [L676] FCALL "__utac__get_this_arg" [L682] FCALL "i > 0 && i <= this->argsCount" [L682] FCALL "libacc.c" [L683] FCALL "__utac__get_this_arg" [L721] FCALL "i > 0 && i <= this->argsCount" [L721] FCALL "libacc.c" [L722] FCALL "__utac__get_this_argtype" [L728] FCALL "i > 0 && i <= this->argsCount" [L728] FCALL "libacc.c" [L729] FCALL "__utac__get_this_argtype" [L933] FCALL "Env(Water:%i" [L934] FCALL ",Meth:" [L938] FCALL "CRIT" [L942] FCALL "OK" [L946] FCALL ")" [L129] int pumpRunning = 0; [L130] int systemActive = 1; [L744] int methAndRunningLastTime ; [L783] int cleanupTimeShifts = 4; [L881] int waterLevel = 1; [L882] int methaneLevelCritical = 0; [L547] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L857] int retValue_acc ; [L858] int tmp ; [L862] FCALL select_helpers() [L863] FCALL select_features() [L864] CALL, EXPR valid_product() [L369] int retValue_acc ; [L372] retValue_acc = 1 [L373] RET return (retValue_acc); [L864] EXPR valid_product() [L864] tmp = valid_product() [L866] COND TRUE \read(tmp) [L868] FCALL setup() [L869] CALL runTest() [L850] CALL __utac_acc__Specification2_spec__1() [L749] RET methAndRunningLastTime = 0 [L850] __utac_acc__Specification2_spec__1() [L851] CALL test() [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] splverifierCounter = 0 Loop: [L55] COND TRUE 1 [L57] COND TRUE splverifierCounter < 4 [L63] tmp = __VERIFIER_nondet_int() [L65] COND FALSE !(\read(tmp)) [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp___0)) [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND TRUE \read(tmp___2) [L100] CALL timeShift() [L137] COND FALSE !(\read(pumpRunning)) [L144] COND TRUE \read(systemActive) [L146] CALL processEnvironment() [L192] int tmp ; [L195] COND FALSE !(\read(pumpRunning)) [L210] CALL processEnvironment__wrappee__methaneQuery() [L166] int tmp ; [L169] COND FALSE !(\read(pumpRunning)) [L184] RET, FCALL processEnvironment__wrappee__base() [L210] RET processEnvironment__wrappee__methaneQuery() [L146] processEnvironment() [L152] CALL __utac_acc__Specification2_spec__2() [L754] int tmp ; [L755] int tmp___0 ; [L759] CALL, EXPR isMethaneLevelCritical() [L920] int retValue_acc ; [L923] retValue_acc = methaneLevelCritical [L924] RET return (retValue_acc); [L759] EXPR isMethaneLevelCritical() [L759] tmp = isMethaneLevelCritical() [L761] COND FALSE !(\read(tmp)) [L777] RET methAndRunningLastTime = 0 [L152] RET __utac_acc__Specification2_spec__2() [L100] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...