./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product30_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product30_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/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 06e9efb7ee4abc37e21a919ff8d0a93ec8f3ff5c ............................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.23-1dbac8b [2018-11-10 11:01:57,932 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 11:01:57,933 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 11:01:57,940 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 11:01:57,940 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 11:01:57,941 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 11:01:57,942 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 11:01:57,943 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 11:01:57,944 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 11:01:57,945 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 11:01:57,946 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 11:01:57,946 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 11:01:57,946 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 11:01:57,947 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 11:01:57,948 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 11:01:57,948 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 11:01:57,949 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 11:01:57,950 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 11:01:57,951 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 11:01:57,952 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 11:01:57,953 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 11:01:57,953 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 11:01:57,954 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 11:01:57,954 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 11:01:57,954 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 11:01:57,955 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 11:01:57,955 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 11:01:57,957 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 11:01:57,958 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 11:01:57,958 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 11:01:57,958 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 11:01:57,959 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 11:01:57,959 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 11:01:57,959 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 11:01:57,959 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 11:01:57,960 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 11:01:57,960 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 11:01:57,971 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 11:01:57,971 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 11:01:57,972 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 11:01:57,972 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 11:01:57,973 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 11:01:57,973 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 11:01:57,973 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 11:01:57,973 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 11:01:57,973 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 11:01:57,973 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 11:01:57,973 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 11:01:57,973 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 11:01:57,974 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 11:01:57,974 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 11:01:57,974 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 11:01:57,974 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 11:01:57,974 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 11:01:57,974 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 11:01:57,974 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 11:01:57,974 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 11:01:57,974 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 11:01:57,975 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 11:01:57,975 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 11:01:57,975 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 11:01:57,975 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 11:01:57,975 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 11:01:57,975 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 11:01:57,975 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 11:01:57,975 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 11:01:57,975 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 11:01:57,976 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 11:01:57,976 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_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/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 -> 06e9efb7ee4abc37e21a919ff8d0a93ec8f3ff5c [2018-11-10 11:01:57,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 11:01:58,005 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 11:01:58,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 11:01:58,008 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 11:01:58,008 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 11:01:58,009 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product30_true-unreach-call_false-termination.cil.c [2018-11-10 11:01:58,044 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/bin-2019/uautomizer/data/44002f8f3/3a46caedf4d54c2a80803715568b4f83/FLAG7ca5231a0 [2018-11-10 11:01:58,492 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 11:01:58,493 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/sv-benchmarks/c/product-lines/minepump_spec2_product30_true-unreach-call_false-termination.cil.c [2018-11-10 11:01:58,503 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/bin-2019/uautomizer/data/44002f8f3/3a46caedf4d54c2a80803715568b4f83/FLAG7ca5231a0 [2018-11-10 11:01:58,513 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/bin-2019/uautomizer/data/44002f8f3/3a46caedf4d54c2a80803715568b4f83 [2018-11-10 11:01:58,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 11:01:58,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 11:01:58,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 11:01:58,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 11:01:58,520 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 11:01:58,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:01:58" (1/1) ... [2018-11-10 11:01:58,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b52ac19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58, skipping insertion in model container [2018-11-10 11:01:58,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:01:58" (1/1) ... [2018-11-10 11:01:58,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 11:01:58,560 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 11:01:58,751 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:01:58,761 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 11:01:58,813 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 11:01:58,832 INFO L193 MainTranslator]: Completed translation [2018-11-10 11:01:58,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58 WrapperNode [2018-11-10 11:01:58,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 11:01:58,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 11:01:58,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 11:01:58,833 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 11:01:58,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58" (1/1) ... [2018-11-10 11:01:58,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58" (1/1) ... [2018-11-10 11:01:58,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 11:01:58,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 11:01:58,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 11:01:58,915 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 11:01:58,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58" (1/1) ... [2018-11-10 11:01:58,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58" (1/1) ... [2018-11-10 11:01:58,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58" (1/1) ... [2018-11-10 11:01:58,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58" (1/1) ... [2018-11-10 11:01:58,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58" (1/1) ... [2018-11-10 11:01:58,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58" (1/1) ... [2018-11-10 11:01:58,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58" (1/1) ... [2018-11-10 11:01:58,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 11:01:58,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 11:01:58,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 11:01:58,950 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 11:01:58,950 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/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 [2018-11-10 11:01:58,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 11:01:58,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 11:01:59,643 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 11:01:59,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:01:59 BoogieIcfgContainer [2018-11-10 11:01:59,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 11:01:59,644 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 11:01:59,644 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 11:01:59,647 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 11:01:59,648 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 11:01:59,648 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 11:01:58" (1/3) ... [2018-11-10 11:01:59,649 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2713336d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:01:59, skipping insertion in model container [2018-11-10 11:01:59,649 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 11:01:59,649 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:01:58" (2/3) ... [2018-11-10 11:01:59,649 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2713336d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:01:59, skipping insertion in model container [2018-11-10 11:01:59,649 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 11:01:59,649 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:01:59" (3/3) ... [2018-11-10 11:01:59,651 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product30_true-unreach-call_false-termination.cil.c [2018-11-10 11:01:59,698 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 11:01:59,699 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 11:01:59,699 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 11:01:59,699 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 11:01:59,699 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 11:01:59,699 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 11:01:59,699 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 11:01:59,700 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 11:01:59,700 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 11:01:59,714 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 157 states. [2018-11-10 11:01:59,736 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 101 [2018-11-10 11:01:59,736 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 11:01:59,737 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 11:01:59,743 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 11:01:59,743 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 11:01:59,743 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 11:01:59,744 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 157 states. [2018-11-10 11:01:59,749 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 101 [2018-11-10 11:01:59,749 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 11:01:59,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 11:01:59,750 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 11:01:59,750 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 11:01:59,756 INFO L793 eck$LassoCheckResult]: Stem: 120#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string18.base, #t~string18.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string20.base, #t~string20.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string27.base, #t~string27.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string28.base, #t~string28.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string29.base, #t~string29.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string38.base, #t~string38.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 0 := 44];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 1 := 77];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 2 := 101];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 3 := 116];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 4 := 104];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 5 := 58];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 0 := 67];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 1 := 82];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 2 := 73];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 3 := 84];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 0 := 79];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 1 := 75];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 0 := 41];#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 79];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 1 := 110];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 0 := 79];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 102];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 102];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 44];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 80];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 117];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 109];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 4 := 112];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 5 := 58];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 79];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 110];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 79];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 102];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 102];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 41];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 32];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string70.base, #t~string70.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 0 := 10];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 13#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret36, main_~retValue_acc~5, main_~tmp~3;havoc main_~retValue_acc~5;havoc main_~tmp~3;assume { :begin_inline_select_helpers } true; 16#L431true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 98#L424true 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; 18#L439true main_#t~ret36 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~3 := main_#t~ret36;havoc main_#t~ret36; 10#L533true assume main_~tmp~3 != 0;assume { :begin_inline_setup } true; 71#L507true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 45#L931true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 117#L652-3true [2018-11-10 11:01:59,756 INFO L795 eck$LassoCheckResult]: Loop: 117#L652-3true assume true; 125#L652-1true assume !false; 48#L653true assume test_~splverifierCounter~0 < 4; 4#L654true test_~tmp~4 := test_#t~nondet47;havoc test_#t~nondet47; 19#L662true assume !(test_~tmp~4 != 0); 14#L662-2true test_~tmp___0~0 := test_#t~nondet48;havoc test_#t~nondet48; 94#L672true assume !(test_~tmp___0~0 != 0); 63#L672-2true test_~tmp___2~0 := test_#t~nondet49;havoc test_#t~nondet49; 143#L682true assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 38#L912true assume { :end_inline_startSystem } true; 157#L690-2true assume { :begin_inline_timeShift } true; 15#L720true assume !(~pumpRunning~0 != 0); 5#L720-2true assume !(~systemActive~0 != 0); 91#L727-1true assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret72, __utac_acc__Specification2_spec__2_#t~ret73, __utac_acc__Specification2_spec__2_~tmp~9, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~9;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; 67#L595-1true __utac_acc__Specification2_spec__2_#t~ret72 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~9 := __utac_acc__Specification2_spec__2_#t~ret72;havoc __utac_acc__Specification2_spec__2_#t~ret72; 43#L942true assume !(__utac_acc__Specification2_spec__2_~tmp~9 != 0);~methAndRunningLastTime~0 := 0; 50#L942-1true assume { :end_inline___utac_acc__Specification2_spec__2 } true; 139#L737true assume { :end_inline_timeShift } true; 117#L652-3true [2018-11-10 11:01:59,762 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:01:59,762 INFO L82 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times [2018-11-10 11:01:59,763 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 11:01:59,764 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 11:01:59,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:01:59,793 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 11:01:59,793 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:01:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:01:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:01:59,920 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:01:59,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1632601287, now seen corresponding path program 1 times [2018-11-10 11:01:59,920 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 11:01:59,921 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 11:01:59,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:01:59,921 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 11:01:59,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:01:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 11:01:59,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 11:01:59,965 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 11:01:59,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 11:01:59,968 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-11-10 11:01:59,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 11:01:59,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 11:01:59,979 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 3 states. [2018-11-10 11:02:00,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 11:02:00,027 INFO L93 Difference]: Finished difference Result 154 states and 198 transitions. [2018-11-10 11:02:00,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 11:02:00,029 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 154 states and 198 transitions. [2018-11-10 11:02:00,032 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 97 [2018-11-10 11:02:00,037 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 154 states to 144 states and 187 transitions. [2018-11-10 11:02:00,038 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 144 [2018-11-10 11:02:00,038 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 144 [2018-11-10 11:02:00,039 INFO L73 IsDeterministic]: Start isDeterministic. Operand 144 states and 187 transitions. [2018-11-10 11:02:00,040 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 11:02:00,040 INFO L705 BuchiCegarLoop]: Abstraction has 144 states and 187 transitions. [2018-11-10 11:02:00,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states and 187 transitions. [2018-11-10 11:02:00,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2018-11-10 11:02:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-11-10 11:02:00,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 187 transitions. [2018-11-10 11:02:00,065 INFO L728 BuchiCegarLoop]: Abstraction has 144 states and 187 transitions. [2018-11-10 11:02:00,065 INFO L608 BuchiCegarLoop]: Abstraction has 144 states and 187 transitions. [2018-11-10 11:02:00,065 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 11:02:00,066 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 144 states and 187 transitions. [2018-11-10 11:02:00,067 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 97 [2018-11-10 11:02:00,068 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 11:02:00,068 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 11:02:00,068 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 11:02:00,068 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, 1] [2018-11-10 11:02:00,069 INFO L793 eck$LassoCheckResult]: Stem: 455#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string18.base, #t~string18.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string20.base, #t~string20.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string27.base, #t~string27.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string28.base, #t~string28.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string29.base, #t~string29.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string38.base, #t~string38.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string40.base, #t~string40.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 0 := 44];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 1 := 77];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 2 := 101];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 3 := 116];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 4 := 104];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 5 := 58];#memory_int := #memory_int[#t~string40.base,#t~string40.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 0 := 67];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 1 := 82];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 2 := 73];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 3 := 84];#memory_int := #memory_int[#t~string42.base,#t~string42.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 0 := 79];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 1 := 75];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 0 := 41];#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 0 := 79];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 1 := 110];#memory_int := #memory_int[#t~string58.base,#t~string58.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 0 := 79];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 1 := 102];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 2 := 102];#memory_int := #memory_int[#t~string60.base,#t~string60.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 44];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 80];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 117];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 109];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 4 := 112];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 5 := 58];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 79];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 110];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 79];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 102];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 102];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 41];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 32];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string70.base, #t~string70.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 0 := 10];#memory_int := #memory_int[#t~string70.base,#t~string70.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 335#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret36, main_~retValue_acc~5, main_~tmp~3;havoc main_~retValue_acc~5;havoc main_~tmp~3;assume { :begin_inline_select_helpers } true; 336#L431 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 341#L424 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; 344#L439 main_#t~ret36 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~3 := main_#t~ret36;havoc main_#t~ret36; 328#L533 assume main_~tmp~3 != 0;assume { :begin_inline_setup } true; 329#L507 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 383#L931 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet47, test_#t~nondet48, test_#t~nondet49, test_#t~nondet50, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 384#L652-3 [2018-11-10 11:02:00,069 INFO L795 eck$LassoCheckResult]: Loop: 384#L652-3 assume true; 453#L652-1 assume !false; 387#L653 assume test_~splverifierCounter~0 < 4; 320#L654 test_~tmp~4 := test_#t~nondet47;havoc test_#t~nondet47; 321#L662 assume !(test_~tmp~4 != 0); 337#L662-2 test_~tmp___0~0 := test_#t~nondet48;havoc test_#t~nondet48; 338#L672 assume !(test_~tmp___0~0 != 0); 343#L672-2 test_~tmp___2~0 := test_#t~nondet49;havoc test_#t~nondet49; 403#L682 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 373#L912 assume { :end_inline_startSystem } true; 374#L690-2 assume { :begin_inline_timeShift } true; 339#L720 assume !(~pumpRunning~0 != 0); 322#L720-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret52, processEnvironment_~tmp~6;havoc processEnvironment_~tmp~6; 323#L778 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret51, processEnvironment__wrappee__methaneQuery_~tmp~5;havoc processEnvironment__wrappee__methaneQuery_~tmp~5; 334#L752-2 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 375#L744-3 assume { :end_inline_processEnvironment__wrappee__base } true; 370#L752-3 assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 388#L778-1 assume { :end_inline_processEnvironment } true; 433#L727-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret72, __utac_acc__Specification2_spec__2_#t~ret73, __utac_acc__Specification2_spec__2_~tmp~9, __utac_acc__Specification2_spec__2_~tmp___0~2;havoc __utac_acc__Specification2_spec__2_~tmp~9;havoc __utac_acc__Specification2_spec__2_~tmp___0~2;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~6;havoc isMethaneLevelCritical_~retValue_acc~6;isMethaneLevelCritical_~retValue_acc~6 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~6; 407#L595-1 __utac_acc__Specification2_spec__2_#t~ret72 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~9 := __utac_acc__Specification2_spec__2_#t~ret72;havoc __utac_acc__Specification2_spec__2_#t~ret72; 377#L942 assume !(__utac_acc__Specification2_spec__2_~tmp~9 != 0);~methAndRunningLastTime~0 := 0; 379#L942-1 assume { :end_inline___utac_acc__Specification2_spec__2 } true; 386#L737 assume { :end_inline_timeShift } true; 384#L652-3 [2018-11-10 11:02:00,069 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:02:00,070 INFO L82 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times [2018-11-10 11:02:00,070 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 11:02:00,070 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 11:02:00,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:02:00,071 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 11:02:00,071 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:02:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:02:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:02:00,126 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:02:00,127 INFO L82 PathProgramCache]: Analyzing trace with hash 2079291578, now seen corresponding path program 1 times [2018-11-10 11:02:00,127 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 11:02:00,127 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 11:02:00,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:02:00,128 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 11:02:00,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:02:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:02:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:02:00,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 11:02:00,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1392009295, now seen corresponding path program 1 times [2018-11-10 11:02:00,138 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 11:02:00,138 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 11:02:00,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:02:00,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 11:02:00,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 11:02:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:02:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 11:02:45,558 WARN L179 SmtUtils]: Spent 45.27 s on a formula simplification. DAG size of input: 409 DAG size of output: 407 [2018-11-10 11:03:08,685 WARN L179 SmtUtils]: Spent 23.12 s on a formula simplification that was a NOOP. DAG size: 405 [2018-11-10 11:03:08,745 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 11:03:08,746 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 11:03:08,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 11:03:08 BoogieIcfgContainer [2018-11-10 11:03:08,756 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 11:03:08,757 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 11:03:08,757 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 11:03:08,757 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 11:03:08,758 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:01:59" (3/4) ... [2018-11-10 11:03:08,760 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 11:03:08,803 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a828c10d-6fb5-4dd6-8cf6-1848c079eed0/bin-2019/uautomizer/witness.graphml [2018-11-10 11:03:08,803 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 11:03:08,803 INFO L168 Benchmark]: Toolchain (without parser) took 70287.98 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 261.1 MB). Free memory was 956.5 MB in the beginning and 1.2 GB in the end (delta: -281.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:03:08,804 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 11:03:08,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.66 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 932.3 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 11:03:08,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 932.3 MB in the beginning and 1.1 GB in the end (delta: -195.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 11:03:08,805 INFO L168 Benchmark]: Boogie Preprocessor took 34.86 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. [2018-11-10 11:03:08,805 INFO L168 Benchmark]: RCFGBuilder took 694.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.5 MB). Peak memory consumption was 103.5 MB. Max. memory is 11.5 GB. [2018-11-10 11:03:08,805 INFO L168 Benchmark]: BuchiAutomizer took 69112.66 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 123.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -223.9 MB). Peak memory consumption was 290.9 MB. Max. memory is 11.5 GB. [2018-11-10 11:03:08,806 INFO L168 Benchmark]: Witness Printer took 46.09 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 11:03:08,807 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 315.66 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 932.3 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 932.3 MB in the beginning and 1.1 GB in the end (delta: -195.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.86 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 694.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.5 MB). Peak memory consumption was 103.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 69112.66 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 123.7 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -223.9 MB). Peak memory consumption was 290.9 MB. Max. memory is 11.5 GB. * Witness Printer took 46.09 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * 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 3 locations. The remainder module has 144 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 69.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 68.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 144 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 195 SDtfs, 193 SDslu, 0 SDs, 0 SdLazy, 3 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI1 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: 652]: Nontermination argument in form of an infinite program execution. [2018-11-10 11:03:08,817 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 11:03:08,818 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 11:03:08,820 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 11:03:08,821 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {NULL=0, "On"=0, ",Pump:"=0, ")"=0, ")"=18, ",Meth:"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@644aea91=174, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@357ff977=0, "OK"=0, retValue_acc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@54cdb48f=0, "Off"=0, "Env(Water:%i"=23, "CRIT"=0, "On"=12, "Pump(System:"=17, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@e80258a=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@39363c0c=0, NULL=2, tmp=0, ") "=0, "Off"=0, ") "=11, tmp___1=0, "__utac__get_this_argtype"=28, "__utac__get_this_arg"=33, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7bdf6a7a=0, "__utac__get_this_arg"=36, "libacc.c"=29, cleanupTimeShifts=4, "libacc.c"=26, "CRIT"=20, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, "i > 0 && i <= this->argsCount"=0, "__utac__get_this_argtype"=0, NULL=0, systemActive=1, waterLevel=1, "__utac__get_this_argtype"=0, "i > 0 && i <= this->argsCount"=0, "Env(Water:%i"=0, "On"=16, retValue_acc=0, "OK"=19, tmp___0=0, "Off"=15, "On"=0, "Pump(System:"=0, \result=1, "i > 0 && i <= this->argsCount"=38, head=0, pumpRunning=0, \result=0, "i > 0 && i <= this->argsCount"=35, tmp=1, "libacc.c"=0, "Off"=8, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6f7854a7=0, "\n"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@a6fa9d1=0, "i > 0 && i <= this->argsCount"=0, retValue_acc=1, NULL=0, "libacc.c"=34, tmp___2=174, "i > 0 && i <= this->argsCount"=27, tmp___0=0, splverifierCounter=0, methAndRunningLastTime=0, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@568c96be=0, "\n"=42, head=0, "libacc.c"=0, "libacc.c"=37, tmp=0, "i > 0 && i <= this->argsCount"=31, "__utac__get_this_arg"=0, "__utac__get_this_argtype"=24, "libacc.c"=0, "libacc.c"=0, ",Meth:"=22, NULL=42, ",Pump:"=14, tmp=0, tmp=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 652]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L337] CALL "i > 0 && i <= this->argsCount" [L337] RET "i > 0 && i <= this->argsCount" [L337] CALL "libacc.c" [L337] RET "libacc.c" [L338] CALL "__utac__get_this_arg" [L338] RET "__utac__get_this_arg" [L344] CALL "i > 0 && i <= this->argsCount" [L344] RET "i > 0 && i <= this->argsCount" [L344] CALL "libacc.c" [L344] RET "libacc.c" [L345] CALL "__utac__get_this_arg" [L345] RET "__utac__get_this_arg" [L383] CALL "i > 0 && i <= this->argsCount" [L383] RET "i > 0 && i <= this->argsCount" [L383] CALL "libacc.c" [L383] RET "libacc.c" [L384] CALL "__utac__get_this_argtype" [L384] RET "__utac__get_this_argtype" [L390] CALL "i > 0 && i <= this->argsCount" [L390] RET "i > 0 && i <= this->argsCount" [L390] CALL "libacc.c" [L390] RET "libacc.c" [L391] CALL "__utac__get_this_argtype" [L391] RET "__utac__get_this_argtype" [L604] CALL "Env(Water:%i" [L604] RET "Env(Water:%i" [L605] CALL ",Meth:" [L605] RET ",Meth:" [L609] CALL "CRIT" [L609] RET "CRIT" [L613] CALL "OK" [L613] RET "OK" [L617] CALL ")" [L617] RET ")" [L857] CALL "Pump(System:" [L857] RET "Pump(System:" [L861] CALL "On" [L861] RET "On" [L865] CALL "Off" [L865] RET "Off" [L869] CALL ",Pump:" [L869] RET ",Pump:" [L873] CALL "On" [L873] RET "On" [L877] CALL "Off" [L877] RET "Off" [L881] CALL ") " [L881] RET ") " [L883] CALL "\n" [L883] RET "\n" [L444] int cleanupTimeShifts = 4; [L552] int waterLevel = 1; [L553] int methaneLevelCritical = 0; [L712] int pumpRunning = 0; [L713] int systemActive = 1; [L925] int methAndRunningLastTime ; [L209] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L524] int retValue_acc ; [L525] int tmp ; [L529] FCALL select_helpers() [L530] FCALL select_features() [L531] CALL, EXPR valid_product() [L435] int retValue_acc ; [L438] retValue_acc = 1 [L439] RET return (retValue_acc); [L531] EXPR valid_product() [L531] tmp = valid_product() [L533] COND TRUE \read(tmp) [L535] FCALL setup() [L536] CALL runTest() [L517] CALL __utac_acc__Specification2_spec__1() [L930] RET methAndRunningLastTime = 0 [L517] __utac_acc__Specification2_spec__1() [L518] CALL test() [L643] int splverifierCounter ; [L644] int tmp ; [L645] int tmp___0 ; [L646] int tmp___1 ; [L647] int tmp___2 ; [L650] splverifierCounter = 0 Loop: [L652] COND TRUE 1 [L654] COND TRUE splverifierCounter < 4 [L660] tmp = __VERIFIER_nondet_int() [L662] COND FALSE !(\read(tmp)) [L670] tmp___0 = __VERIFIER_nondet_int() [L672] COND FALSE !(\read(tmp___0)) [L680] tmp___2 = __VERIFIER_nondet_int() [L682] COND TRUE \read(tmp___2) [L684] CALL startSystem() [L911] RET systemActive = 1 [L684] startSystem() [L697] CALL timeShift() [L720] COND FALSE !(\read(pumpRunning)) [L727] COND TRUE \read(systemActive) [L729] CALL processEnvironment() [L775] int tmp ; [L778] COND FALSE !(\read(pumpRunning)) [L793] CALL processEnvironment__wrappee__methaneQuery() [L749] int tmp ; [L752] COND FALSE !(\read(pumpRunning)) [L767] RET, FCALL processEnvironment__wrappee__base() [L793] RET processEnvironment__wrappee__methaneQuery() [L729] processEnvironment() [L735] CALL __utac_acc__Specification2_spec__2() [L935] int tmp ; [L936] int tmp___0 ; [L940] CALL, EXPR isMethaneLevelCritical() [L591] int retValue_acc ; [L594] retValue_acc = methaneLevelCritical [L595] RET return (retValue_acc); [L940] EXPR isMethaneLevelCritical() [L940] tmp = isMethaneLevelCritical() [L942] COND FALSE !(\read(tmp)) [L958] RET methAndRunningLastTime = 0 [L735] RET __utac_acc__Specification2_spec__2() [L697] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...