./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product05_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_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product05_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/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 94f4a1e9ea07f337cfe109f71c75c9357897e0ec ......................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 06:53:23,968 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:53:23,970 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:53:23,979 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:53:23,979 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:53:23,980 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:53:23,981 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:53:23,982 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:53:23,984 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:53:23,985 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:53:23,986 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:53:23,986 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:53:23,987 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:53:23,987 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:53:23,988 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:53:23,989 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:53:23,990 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:53:23,991 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:53:23,993 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:53:23,994 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:53:23,995 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:53:23,997 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:53:23,998 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:53:23,999 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:53:23,999 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:53:24,000 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:53:24,001 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:53:24,001 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:53:24,002 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:53:24,003 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:53:24,003 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:53:24,004 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:53:24,004 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:53:24,004 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:53:24,005 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:53:24,006 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:53:24,006 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 06:53:24,019 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:53:24,019 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:53:24,020 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:53:24,021 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:53:24,021 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 06:53:24,021 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 06:53:24,021 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 06:53:24,021 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 06:53:24,022 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 06:53:24,022 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 06:53:24,022 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 06:53:24,022 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:53:24,022 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:53:24,022 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 06:53:24,022 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:53:24,023 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:53:24,023 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:53:24,023 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 06:53:24,023 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 06:53:24,023 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 06:53:24,023 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:53:24,024 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:53:24,024 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 06:53:24,024 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 06:53:24,024 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:53:24,024 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 06:53:24,024 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 06:53:24,025 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:53:24,025 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 06:53:24,025 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 06:53:24,026 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 06:53:24,026 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_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/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 -> 94f4a1e9ea07f337cfe109f71c75c9357897e0ec [2018-11-10 06:53:24,052 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:53:24,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:53:24,065 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:53:24,066 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:53:24,066 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:53:24,067 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product05_true-unreach-call_false-termination.cil.c [2018-11-10 06:53:24,113 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/bin-2019/uautomizer/data/01ef91f45/97c4a2bd89494b16ac9990598f380d16/FLAG573ce0747 [2018-11-10 06:53:24,504 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:53:24,505 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/sv-benchmarks/c/product-lines/minepump_spec1_product05_true-unreach-call_false-termination.cil.c [2018-11-10 06:53:24,514 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/bin-2019/uautomizer/data/01ef91f45/97c4a2bd89494b16ac9990598f380d16/FLAG573ce0747 [2018-11-10 06:53:24,529 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/bin-2019/uautomizer/data/01ef91f45/97c4a2bd89494b16ac9990598f380d16 [2018-11-10 06:53:24,531 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:53:24,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:53:24,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:53:24,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:53:24,537 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:53:24,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:53:24" (1/1) ... [2018-11-10 06:53:24,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50c4b469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24, skipping insertion in model container [2018-11-10 06:53:24,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:53:24" (1/1) ... [2018-11-10 06:53:24,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:53:24,593 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:53:24,826 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:53:24,837 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:53:24,906 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:53:24,931 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:53:24,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24 WrapperNode [2018-11-10 06:53:24,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:53:24,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:53:24,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:53:24,933 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:53:25,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24" (1/1) ... [2018-11-10 06:53:25,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24" (1/1) ... [2018-11-10 06:53:25,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:53:25,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:53:25,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:53:25,054 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:53:25,062 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24" (1/1) ... [2018-11-10 06:53:25,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24" (1/1) ... [2018-11-10 06:53:25,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24" (1/1) ... [2018-11-10 06:53:25,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24" (1/1) ... [2018-11-10 06:53:25,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24" (1/1) ... [2018-11-10 06:53:25,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24" (1/1) ... [2018-11-10 06:53:25,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24" (1/1) ... [2018-11-10 06:53:25,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:53:25,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:53:25,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:53:25,092 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:53:25,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/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 06:53:25,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:53:25,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:53:25,823 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:53:25,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:53:25 BoogieIcfgContainer [2018-11-10 06:53:25,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:53:25,824 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 06:53:25,824 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 06:53:25,827 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 06:53:25,828 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 06:53:25,828 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 06:53:24" (1/3) ... [2018-11-10 06:53:25,829 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@237737db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 06:53:25, skipping insertion in model container [2018-11-10 06:53:25,829 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 06:53:25,829 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:53:24" (2/3) ... [2018-11-10 06:53:25,829 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@237737db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 06:53:25, skipping insertion in model container [2018-11-10 06:53:25,830 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 06:53:25,830 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:53:25" (3/3) ... [2018-11-10 06:53:25,832 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product05_true-unreach-call_false-termination.cil.c [2018-11-10 06:53:25,876 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 06:53:25,876 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 06:53:25,876 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 06:53:25,876 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 06:53:25,876 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 06:53:25,876 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 06:53:25,877 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 06:53:25,877 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 06:53:25,877 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 06:53:25,890 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 98 states. [2018-11-10 06:53:25,915 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 62 [2018-11-10 06:53:25,915 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 06:53:25,915 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 06:53:25,921 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:53:25,921 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:53:25,921 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 06:53:25,922 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 98 states. [2018-11-10 06:53:25,926 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 62 [2018-11-10 06:53:25,927 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 06:53:25,927 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 06:53:25,927 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:53:25,928 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:53:25,934 INFO L793 eck$LassoCheckResult]: Stem: 81#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 := 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~string1.base, #t~string1.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~string3.base, #t~string3.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 0 := 44];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 1 := 77];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 2 := 101];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 3 := 116];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 4 := 104];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 5 := 58];#memory_int := #memory_int[#t~string3.base,#t~string3.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~string5.base, #t~string5.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 0 := 67];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 1 := 82];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 2 := 73];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 3 := 84];#memory_int := #memory_int[#t~string5.base,#t~string5.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~string7.base, #t~string7.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 0 := 79];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 1 := 75];#memory_int := #memory_int[#t~string7.base,#t~string7.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~string9.base, #t~string9.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 0 := 41];#memory_int := #memory_int[#t~string9.base,#t~string9.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~string13.base, #t~string13.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~string15.base, #t~string15.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 0 := 79];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 1 := 110];#memory_int := #memory_int[#t~string15.base,#t~string15.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~string17.base, #t~string17.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 0 := 79];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 1 := 102];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 2 := 102];#memory_int := #memory_int[#t~string17.base,#t~string17.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~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 0 := 44];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 1 := 80];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 2 := 117];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 3 := 109];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 4 := 112];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 5 := 58];#memory_int := #memory_int[#t~string19.base,#t~string19.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~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 0 := 79];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 1 := 110];#memory_int := #memory_int[#t~string21.base,#t~string21.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~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 0 := 79];#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 1 := 102];#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 2 := 102];#memory_int := #memory_int[#t~string23.base,#t~string23.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~string25.base, #t~string25.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string25.base,#t~string25.offset + 0 := 41];#memory_int := #memory_int[#t~string25.base,#t~string25.offset + 1 := 32];#memory_int := #memory_int[#t~string25.base,#t~string25.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~string27.base, #t~string27.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string27.base,#t~string27.offset + 0 := 10];#memory_int := #memory_int[#t~string27.base,#t~string27.offset + 1 := 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~string50.base, #t~string50.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~string51.base, #t~string51.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~string52.base, #t~string52.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~string53.base, #t~string53.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~string54.base, #t~string54.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~string55.base, #t~string55.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~string59.base, #t~string59.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~string60.base, #t~string60.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~string61.base, #t~string61.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~string62.base, #t~string62.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~string63.base, #t~string63.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~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 12#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret69, main_~retValue_acc~7, main_~tmp~6;havoc main_~retValue_acc~7;havoc main_~tmp~6;assume { :begin_inline_select_helpers } true; 88#L853true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 29#L846true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 89#L861true main_#t~ret69 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~6 := main_#t~ret69;havoc main_#t~ret69; 90#L817true assume main_~tmp~6 != 0;assume { :begin_inline_setup } true; 30#L791true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28, test_#t~nondet29, test_#t~nondet30, test_#t~nondet31, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 4#L285-3true [2018-11-10 06:53:25,935 INFO L795 eck$LassoCheckResult]: Loop: 4#L285-3true assume true; 7#L285-1true assume !false; 79#L286true assume test_~splverifierCounter~0 < 4; 52#L287true test_~tmp~1 := test_#t~nondet28;havoc test_#t~nondet28; 47#L295true assume !(test_~tmp~1 != 0); 45#L295-2true test_~tmp___0~0 := test_#t~nondet29;havoc test_#t~nondet29; 91#L305true assume !(test_~tmp___0~0 != 0); 93#L305-2true test_~tmp___2~0 := test_#t~nondet30;havoc test_#t~nondet30; 27#L315true assume test_~tmp___2~0 != 0; 11#L321-2true assume { :begin_inline_timeShift } true; 21#L139true assume !(~pumpRunning~0 != 0); 10#L139-2true assume !(~systemActive~0 != 0); 60#L146-1true assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret67, __utac_acc__Specification1_spec__1_#t~ret68, __utac_acc__Specification1_spec__1_~tmp~5, __utac_acc__Specification1_spec__1_~tmp___0~1;havoc __utac_acc__Specification1_spec__1_~tmp~5;havoc __utac_acc__Specification1_spec__1_~tmp___0~1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; 43#L89-1true __utac_acc__Specification1_spec__1_#t~ret67 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~5 := __utac_acc__Specification1_spec__1_#t~ret67;havoc __utac_acc__Specification1_spec__1_#t~ret67; 36#L714true assume !(__utac_acc__Specification1_spec__1_~tmp~5 != 0); 19#L714-1true assume { :end_inline___utac_acc__Specification1_spec__1 } true; 96#L156true assume { :end_inline_timeShift } true; 4#L285-3true [2018-11-10 06:53:25,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:53:25,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-11-10 06:53:25,943 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:53:25,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:53:25,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:25,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:53:25,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:53:26,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:53:26,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:53:26,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1626160115, now seen corresponding path program 1 times [2018-11-10 06:53:26,117 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:53:26,117 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:53:26,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:26,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:53:26,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:53:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:53:26,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:53:26,132 INFO L82 PathProgramCache]: Analyzing trace with hash 694478511, now seen corresponding path program 1 times [2018-11-10 06:53:26,132 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:53:26,132 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:53:26,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:26,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:53:26,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:53:26,304 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 06:53:26,306 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 06:53:26,307 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 06:53:26,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 06:53:26,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 06:53:26,456 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 6 states. [2018-11-10 06:53:26,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 06:53:26,617 INFO L93 Difference]: Finished difference Result 95 states and 117 transitions. [2018-11-10 06:53:26,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 06:53:26,620 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95 states and 117 transitions. [2018-11-10 06:53:26,623 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 58 [2018-11-10 06:53:26,629 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95 states to 85 states and 107 transitions. [2018-11-10 06:53:26,630 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 85 [2018-11-10 06:53:26,631 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 85 [2018-11-10 06:53:26,631 INFO L73 IsDeterministic]: Start isDeterministic. Operand 85 states and 107 transitions. [2018-11-10 06:53:26,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 06:53:26,632 INFO L705 BuchiCegarLoop]: Abstraction has 85 states and 107 transitions. [2018-11-10 06:53:26,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states and 107 transitions. [2018-11-10 06:53:26,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2018-11-10 06:53:26,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2018-11-10 06:53:26,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 107 transitions. [2018-11-10 06:53:26,662 INFO L728 BuchiCegarLoop]: Abstraction has 85 states and 107 transitions. [2018-11-10 06:53:26,662 INFO L608 BuchiCegarLoop]: Abstraction has 85 states and 107 transitions. [2018-11-10 06:53:26,662 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 06:53:26,662 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 85 states and 107 transitions. [2018-11-10 06:53:26,664 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 58 [2018-11-10 06:53:26,664 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 06:53:26,664 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 06:53:26,665 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 06:53:26,665 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] [2018-11-10 06:53:26,666 INFO L793 eck$LassoCheckResult]: Stem: 263#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 := 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~string1.base, #t~string1.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~string3.base, #t~string3.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 0 := 44];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 1 := 77];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 2 := 101];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 3 := 116];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 4 := 104];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 5 := 58];#memory_int := #memory_int[#t~string3.base,#t~string3.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~string5.base, #t~string5.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 0 := 67];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 1 := 82];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 2 := 73];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 3 := 84];#memory_int := #memory_int[#t~string5.base,#t~string5.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~string7.base, #t~string7.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 0 := 79];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 1 := 75];#memory_int := #memory_int[#t~string7.base,#t~string7.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~string9.base, #t~string9.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 0 := 41];#memory_int := #memory_int[#t~string9.base,#t~string9.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~string13.base, #t~string13.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~string15.base, #t~string15.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 0 := 79];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 1 := 110];#memory_int := #memory_int[#t~string15.base,#t~string15.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~string17.base, #t~string17.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 0 := 79];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 1 := 102];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 2 := 102];#memory_int := #memory_int[#t~string17.base,#t~string17.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~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 0 := 44];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 1 := 80];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 2 := 117];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 3 := 109];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 4 := 112];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 5 := 58];#memory_int := #memory_int[#t~string19.base,#t~string19.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~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 0 := 79];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 1 := 110];#memory_int := #memory_int[#t~string21.base,#t~string21.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~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 0 := 79];#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 1 := 102];#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 2 := 102];#memory_int := #memory_int[#t~string23.base,#t~string23.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~string25.base, #t~string25.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string25.base,#t~string25.offset + 0 := 41];#memory_int := #memory_int[#t~string25.base,#t~string25.offset + 1 := 32];#memory_int := #memory_int[#t~string25.base,#t~string25.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~string27.base, #t~string27.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string27.base,#t~string27.offset + 0 := 10];#memory_int := #memory_int[#t~string27.base,#t~string27.offset + 1 := 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~string50.base, #t~string50.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~string51.base, #t~string51.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~string52.base, #t~string52.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~string53.base, #t~string53.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~string54.base, #t~string54.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~string55.base, #t~string55.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~string59.base, #t~string59.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~string60.base, #t~string60.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~string61.base, #t~string61.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~string62.base, #t~string62.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~string63.base, #t~string63.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~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 233#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret69, main_~retValue_acc~7, main_~tmp~6;havoc main_~retValue_acc~7;havoc main_~tmp~6;assume { :begin_inline_select_helpers } true; 234#L853 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 277#L846 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~9;havoc valid_product_~retValue_acc~9;valid_product_~retValue_acc~9 := 1;valid_product_#res := valid_product_~retValue_acc~9; 278#L861 main_#t~ret69 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~6 := main_#t~ret69;havoc main_#t~ret69; 289#L817 assume main_~tmp~6 != 0;assume { :begin_inline_setup } true; 279#L791 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet28, test_#t~nondet29, test_#t~nondet30, test_#t~nondet31, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 216#L285-3 [2018-11-10 06:53:26,666 INFO L795 eck$LassoCheckResult]: Loop: 216#L285-3 assume true; 217#L285-1 assume !false; 225#L286 assume test_~splverifierCounter~0 < 4; 257#L287 test_~tmp~1 := test_#t~nondet28;havoc test_#t~nondet28; 292#L295 assume !(test_~tmp~1 != 0); 284#L295-2 test_~tmp___0~0 := test_#t~nondet29;havoc test_#t~nondet29; 291#L305 assume !(test_~tmp___0~0 != 0); 236#L305-2 test_~tmp___2~0 := test_#t~nondet30;havoc test_#t~nondet30; 274#L315 assume test_~tmp___2~0 != 0; 227#L321-2 assume { :begin_inline_timeShift } true; 232#L139 assume !(~pumpRunning~0 != 0); 230#L139-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret10, processEnvironment_~tmp~0;havoc processEnvironment_~tmp~0; 231#L171 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 241#L163-1 assume { :end_inline_processEnvironment__wrappee__base } true; 237#L171-1 assume { :end_inline_processEnvironment } true; 223#L146-1 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret67, __utac_acc__Specification1_spec__1_#t~ret68, __utac_acc__Specification1_spec__1_~tmp~5, __utac_acc__Specification1_spec__1_~tmp___0~1;havoc __utac_acc__Specification1_spec__1_~tmp~5;havoc __utac_acc__Specification1_spec__1_~tmp___0~1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; 224#L89-1 __utac_acc__Specification1_spec__1_#t~ret67 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~5 := __utac_acc__Specification1_spec__1_#t~ret67;havoc __utac_acc__Specification1_spec__1_#t~ret67; 286#L714 assume !(__utac_acc__Specification1_spec__1_~tmp~5 != 0); 261#L714-1 assume { :end_inline___utac_acc__Specification1_spec__1 } true; 262#L156 assume { :end_inline_timeShift } true; 216#L285-3 [2018-11-10 06:53:26,667 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:53:26,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-11-10 06:53:26,667 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:53:26,667 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:53:26,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:26,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:53:26,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:53:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:53:26,724 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:53:26,725 INFO L82 PathProgramCache]: Analyzing trace with hash -1128266699, now seen corresponding path program 1 times [2018-11-10 06:53:26,725 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:53:26,725 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:53:26,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:26,726 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 06:53:26,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:53:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:53:26,736 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:53:26,737 INFO L82 PathProgramCache]: Analyzing trace with hash 1518702585, now seen corresponding path program 1 times [2018-11-10 06:53:26,737 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 06:53:26,737 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 06:53:26,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:26,738 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 06:53:26,738 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 06:53:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:53:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:54:27,697 WARN L179 SmtUtils]: Spent 1.01 m on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-11-10 06:55:01,896 WARN L179 SmtUtils]: Spent 34.20 s on a formula simplification that was a NOOP. DAG size: 403 [2018-11-10 06:55:01,965 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:55:01,968 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:55:01,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 06:55:01 BoogieIcfgContainer [2018-11-10 06:55:01,982 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 06:55:01,982 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:55:01,982 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:55:01,983 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:55:01,983 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:53:25" (3/4) ... [2018-11-10 06:55:01,986 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 06:55:02,034 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_23614ad6-02d3-4a06-a8ae-ae0c2e05d79c/bin-2019/uautomizer/witness.graphml [2018-11-10 06:55:02,035 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:55:02,035 INFO L168 Benchmark]: Toolchain (without parser) took 97503.80 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 273.7 MB). Free memory was 954.8 MB in the beginning and 1.2 GB in the end (delta: -269.6 MB). Peak memory consumption was 4.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:55:02,036 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:55:02,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.27 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 930.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:55:02,037 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 930.7 MB in the beginning and 1.2 GB in the end (delta: -227.6 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:55:02,037 INFO L168 Benchmark]: Boogie Preprocessor took 37.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 06:55:02,038 INFO L168 Benchmark]: RCFGBuilder took 732.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 92.5 MB). Peak memory consumption was 92.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:55:02,038 INFO L168 Benchmark]: BuchiAutomizer took 96158.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 105.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -165.4 MB). Peak memory consumption was 293.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:55:02,039 INFO L168 Benchmark]: Witness Printer took 52.45 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:55:02,042 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 399.27 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 930.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 121.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 930.7 MB in the beginning and 1.2 GB in the end (delta: -227.6 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 732.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 92.5 MB). Peak memory consumption was 92.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 96158.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 105.9 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -165.4 MB). Peak memory consumption was 293.9 MB. Max. memory is 11.5 GB. * Witness Printer took 52.45 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. 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 6 locations. The remainder module has 85 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 96.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 95.7s. Construction of modules took 0.1s. 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 85 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 112 SDtfs, 341 SDslu, 4 SDs, 0 SdLazy, 8 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 285]: Nontermination argument in form of an infinite program execution. [2018-11-10 06:55:02,049 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:55:02,050 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:55:02,053 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:55:02,054 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 {"On"=24, NULL=0, retValue_acc=0, "__utac__get_this_argtype"=0, "i > 0 && i <= this->argsCount"=0, "__utac__get_this_arg"=11, "Env(Water:%i"=33, "libacc.c"=0, "OK"=28, "__utac__get_this_argtype"=0, "libacc.c"=0, "libacc.c"=36, retValue_acc=0, "__utac__get_this_argtype"=35, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@858f3b2=0, NULL=25, tmp___1=0, "Off"=19, tmp___0=0, cleanupTimeShifts=4, tmp=0, ") "=18, "i > 0 && i <= this->argsCount"=16, "i > 0 && i <= this->argsCount"=12, "Off"=23, ") "=0, "Off"=0, "On"=0, "\n"=0, NULL=0, systemActive=1, waterLevel=1, "libacc.c"=0, tmp___0=0, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, "libacc.c"=38, "__utac__get_this_arg"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4a1d5d6f=0, "i > 0 && i <= this->argsCount"=0, \result=1, head=0, pumpRunning=0, \result=0, "__utac__get_this_arg"=14, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@79cb6874=0, "On"=20, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@713a5e4d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1de883ac=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@30c26916=0, ",Pump:"=0, tmp=0, "On"=0, "libacc.c"=0, tmp=1, "Off"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@441028f2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@413f0893=171, retValue_acc=1, "__utac__get_this_argtype"=39, NULL=0, "CRIT"=29, tmp___2=171, splverifierCounter=0, "Env(Water:%i"=0, ",Meth:"=0, "i > 0 && i <= this->argsCount"=0, ")"=0, "OK"=0, "CRIT"=0, \result=0, ")"=27, tmp=0, "i > 0 && i <= this->argsCount"=37, head=0, ",Pump:"=22, "\n"=17, ",Meth:"=31, "Pump(System:"=0, NULL=35, "i > 0 && i <= this->argsCount"=40, "Pump(System:"=26, "libacc.c"=8, "libacc.c"=15} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 285]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L98] CALL "Env(Water:%i" [L98] RET "Env(Water:%i" [L99] CALL ",Meth:" [L99] RET ",Meth:" [L103] CALL "CRIT" [L103] RET "CRIT" [L107] CALL "OK" [L107] RET "OK" [L111] CALL ")" [L111] RET ")" [L233] CALL "Pump(System:" [L233] RET "Pump(System:" [L237] CALL "On" [L237] RET "On" [L241] CALL "Off" [L241] RET "Off" [L245] CALL ",Pump:" [L245] RET ",Pump:" [L249] CALL "On" [L249] RET "On" [L253] CALL "Off" [L253] RET "Off" [L257] CALL ") " [L257] RET ") " [L259] CALL "\n" [L259] RET "\n" [L637] CALL "i > 0 && i <= this->argsCount" [L637] RET "i > 0 && i <= this->argsCount" [L637] CALL "libacc.c" [L637] RET "libacc.c" [L638] CALL "__utac__get_this_arg" [L638] RET "__utac__get_this_arg" [L644] CALL "i > 0 && i <= this->argsCount" [L644] RET "i > 0 && i <= this->argsCount" [L644] CALL "libacc.c" [L644] RET "libacc.c" [L645] CALL "__utac__get_this_arg" [L645] RET "__utac__get_this_arg" [L683] CALL "i > 0 && i <= this->argsCount" [L683] RET "i > 0 && i <= this->argsCount" [L683] CALL "libacc.c" [L683] RET "libacc.c" [L684] CALL "__utac__get_this_argtype" [L684] RET "__utac__get_this_argtype" [L690] CALL "i > 0 && i <= this->argsCount" [L690] RET "i > 0 && i <= this->argsCount" [L690] CALL "libacc.c" [L690] RET "libacc.c" [L691] CALL "__utac__get_this_argtype" [L691] RET "__utac__get_this_argtype" [L46] int waterLevel = 1; [L47] int methaneLevelCritical = 0; [L131] int pumpRunning = 0; [L132] int systemActive = 1; [L732] int cleanupTimeShifts = 4; [L509] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L808] int retValue_acc ; [L809] int tmp ; [L813] FCALL select_helpers() [L814] FCALL select_features() [L815] CALL, EXPR valid_product() [L857] int retValue_acc ; [L860] retValue_acc = 1 [L861] RET return (retValue_acc); [L815] EXPR valid_product() [L815] tmp = valid_product() [L817] COND TRUE \read(tmp) [L819] FCALL setup() [L820] CALL runTest() [L799] CALL test() [L276] int splverifierCounter ; [L277] int tmp ; [L278] int tmp___0 ; [L279] int tmp___1 ; [L280] int tmp___2 ; [L283] splverifierCounter = 0 Loop: [L285] COND TRUE 1 [L287] COND TRUE splverifierCounter < 4 [L293] tmp = __VERIFIER_nondet_int() [L295] COND FALSE !(\read(tmp)) [L303] tmp___0 = __VERIFIER_nondet_int() [L305] COND FALSE !(\read(tmp___0)) [L313] tmp___2 = __VERIFIER_nondet_int() [L315] COND TRUE \read(tmp___2) [L328] CALL timeShift() [L139] COND FALSE !(\read(pumpRunning)) [L146] COND TRUE \read(systemActive) [L148] CALL processEnvironment() [L168] int tmp ; [L171] COND FALSE !(\read(pumpRunning)) [L186] RET, FCALL processEnvironment__wrappee__base() [L148] processEnvironment() [L154] CALL __utac_acc__Specification1_spec__1() [L707] int tmp ; [L708] int tmp___0 ; [L712] CALL, EXPR isMethaneLevelCritical() [L85] int retValue_acc ; [L88] retValue_acc = methaneLevelCritical [L89] RET return (retValue_acc); [L712] EXPR isMethaneLevelCritical() [L712] tmp = isMethaneLevelCritical() [L714] COND FALSE, RET !(\read(tmp)) [L154] RET __utac_acc__Specification1_spec__1() [L328] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...