./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product54_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_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product54_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/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 5f4b0de905917a1846797fc2994ae6377b8a6114 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 12:36:37,269 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:36:37,271 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:36:37,277 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:36:37,277 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:36:37,278 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:36:37,279 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:36:37,280 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:36:37,282 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:36:37,282 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:36:37,283 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:36:37,283 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:36:37,284 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:36:37,285 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:36:37,285 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:36:37,286 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:36:37,287 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:36:37,288 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:36:37,290 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:36:37,291 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:36:37,291 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:36:37,292 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:36:37,294 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:36:37,294 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:36:37,294 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:36:37,295 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:36:37,296 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:36:37,296 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:36:37,297 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:36:37,298 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:36:37,298 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:36:37,298 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:36:37,298 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:36:37,299 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:36:37,299 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:36:37,300 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:36:37,300 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 12:36:37,308 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:36:37,308 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:36:37,309 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:36:37,309 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:36:37,309 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 12:36:37,309 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 12:36:37,309 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 12:36:37,310 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 12:36:37,310 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 12:36:37,310 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 12:36:37,310 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 12:36:37,310 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:36:37,310 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:36:37,311 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 12:36:37,311 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:36:37,311 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:36:37,311 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:36:37,311 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 12:36:37,311 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 12:36:37,311 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 12:36:37,312 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:36:37,312 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:36:37,312 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 12:36:37,312 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 12:36:37,312 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:36:37,312 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 12:36:37,313 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 12:36:37,313 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:36:37,313 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 12:36:37,313 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 12:36:37,314 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 12:36:37,314 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_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/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 -> 5f4b0de905917a1846797fc2994ae6377b8a6114 [2018-11-10 12:36:37,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:36:37,346 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:36:37,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:36:37,350 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:36:37,350 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:36:37,350 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product54_true-unreach-call_false-termination.cil.c [2018-11-10 12:36:37,393 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/bin-2019/uautomizer/data/5e8e0f7b4/44c6aadc5a0543579b834e26ef00c8c4/FLAG3d998b452 [2018-11-10 12:36:37,826 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:36:37,826 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/sv-benchmarks/c/product-lines/minepump_spec2_product54_true-unreach-call_false-termination.cil.c [2018-11-10 12:36:37,833 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/bin-2019/uautomizer/data/5e8e0f7b4/44c6aadc5a0543579b834e26ef00c8c4/FLAG3d998b452 [2018-11-10 12:36:37,842 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/bin-2019/uautomizer/data/5e8e0f7b4/44c6aadc5a0543579b834e26ef00c8c4 [2018-11-10 12:36:37,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:36:37,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:36:37,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:36:37,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:36:37,849 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:36:37,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:36:37" (1/1) ... [2018-11-10 12:36:37,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70607c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:37, skipping insertion in model container [2018-11-10 12:36:37,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:36:37" (1/1) ... [2018-11-10 12:36:37,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:36:37,888 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:36:38,088 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:36:38,097 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:36:38,152 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:36:38,169 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:36:38,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38 WrapperNode [2018-11-10 12:36:38,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:36:38,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:36:38,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:36:38,170 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:36:38,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38" (1/1) ... [2018-11-10 12:36:38,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38" (1/1) ... [2018-11-10 12:36:38,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:36:38,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:36:38,280 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:36:38,280 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:36:38,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38" (1/1) ... [2018-11-10 12:36:38,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38" (1/1) ... [2018-11-10 12:36:38,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38" (1/1) ... [2018-11-10 12:36:38,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38" (1/1) ... [2018-11-10 12:36:38,303 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38" (1/1) ... [2018-11-10 12:36:38,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38" (1/1) ... [2018-11-10 12:36:38,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38" (1/1) ... [2018-11-10 12:36:38,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:36:38,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:36:38,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:36:38,319 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:36:38,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/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 12:36:38,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:36:38,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:36:39,234 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:36:39,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:36:39 BoogieIcfgContainer [2018-11-10 12:36:39,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:36:39,235 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 12:36:39,235 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 12:36:39,238 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 12:36:39,238 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 12:36:39,238 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 12:36:37" (1/3) ... [2018-11-10 12:36:39,239 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@55f1bcf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 12:36:39, skipping insertion in model container [2018-11-10 12:36:39,239 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 12:36:39,239 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:36:38" (2/3) ... [2018-11-10 12:36:39,240 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@55f1bcf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 12:36:39, skipping insertion in model container [2018-11-10 12:36:39,240 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 12:36:39,240 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:36:39" (3/3) ... [2018-11-10 12:36:39,241 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product54_true-unreach-call_false-termination.cil.c [2018-11-10 12:36:39,278 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 12:36:39,278 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 12:36:39,278 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 12:36:39,279 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 12:36:39,279 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 12:36:39,279 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 12:36:39,279 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 12:36:39,279 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 12:36:39,279 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 12:36:39,293 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 277 states. [2018-11-10 12:36:39,319 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 181 [2018-11-10 12:36:39,319 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 12:36:39,319 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 12:36:39,326 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:36:39,326 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:36:39,326 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 12:36:39,326 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 277 states. [2018-11-10 12:36:39,334 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 181 [2018-11-10 12:36:39,334 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 12:36:39,334 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 12:36:39,335 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:36:39,335 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:36:39,340 INFO L793 eck$LassoCheckResult]: Stem: 100#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string24.base, #t~string24.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~string25.base, #t~string25.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~string26.base, #t~string26.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string33.base, #t~string33.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~string34.base, #t~string34.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~string35.base, #t~string35.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.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~string49.base, #t~string49.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 0 := 79];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 1 := 110];#memory_int := #memory_int[#t~string49.base,#t~string49.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~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 0 := 79];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 1 := 102];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 2 := 102];#memory_int := #memory_int[#t~string51.base,#t~string51.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~string53.base, #t~string53.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 0 := 44];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 1 := 80];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 2 := 117];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 3 := 109];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 4 := 112];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 5 := 58];#memory_int := #memory_int[#t~string53.base,#t~string53.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~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 0 := 79];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 1 := 110];#memory_int := #memory_int[#t~string55.base,#t~string55.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~string57.base, #t~string57.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 0 := 79];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 1 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 2 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.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~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 0 := 41];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 1 := 32];#memory_int := #memory_int[#t~string59.base,#t~string59.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~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 0 := 10];#memory_int := #memory_int[#t~string61.base,#t~string61.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~string65.base, #t~string65.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~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 44];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 1 := 77];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 2 := 101];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 3 := 116];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 4 := 104];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 5 := 58];#memory_int := #memory_int[#t~string67.base,#t~string67.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~string69.base, #t~string69.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 0 := 67];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 1 := 82];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 2 := 73];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 3 := 84];#memory_int := #memory_int[#t~string69.base,#t~string69.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~string71.base, #t~string71.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 0 := 79];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 1 := 75];#memory_int := #memory_int[#t~string71.base,#t~string71.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~string73.base, #t~string73.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 0 := 41];#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 15#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 105#L985true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 50#L978true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := 1;valid_product_#res := valid_product_~retValue_acc~13; 255#L993true main_#t~ret0 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 104#L132true assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 26#L103true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 203#L155true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 51#L565-3true [2018-11-10 12:36:39,340 INFO L795 eck$LassoCheckResult]: Loop: 51#L565-3true assume true; 46#L565-1true assume !false; 10#L566true assume test_~splverifierCounter~0 < 4; 97#L567true test_~tmp~5 := test_#t~nondet38;havoc test_#t~nondet38; 245#L575true assume !(test_~tmp~5 != 0); 241#L575-2true test_~tmp___0~1 := test_#t~nondet39;havoc test_#t~nondet39; 143#L585true assume !(test_~tmp___0~1 != 0); 151#L585-2true test_~tmp___2~0 := test_#t~nondet40;havoc test_#t~nondet40; 232#L595true assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 134#L855true assume { :end_inline_startSystem } true; 233#L603-2true assume { :begin_inline_timeShift } true; 274#L635true assume !(~pumpRunning~0 != 0); 250#L635-2true assume !(~systemActive~0 != 0); 63#L642-1true assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_#t~ret2, __utac_acc__Specification2_spec__2_~tmp~1, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~8;havoc isMethaneLevelCritical_~retValue_acc~8;isMethaneLevelCritical_~retValue_acc~8 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~8; 92#L903-1true __utac_acc__Specification2_spec__2_#t~ret1 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~1 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; 205#L166true assume !(__utac_acc__Specification2_spec__2_~tmp~1 != 0);~methAndRunningLastTime~0 := 0; 202#L166-1true assume { :end_inline___utac_acc__Specification2_spec__2 } true; 242#L652true assume { :end_inline_timeShift } true; 51#L565-3true [2018-11-10 12:36:39,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:36:39,346 INFO L82 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times [2018-11-10 12:36:39,348 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:36:39,348 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:36:39,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:39,379 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:36:39,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:36:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:36:39,560 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:36:39,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1904218567, now seen corresponding path program 1 times [2018-11-10 12:36:39,560 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:36:39,560 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:36:39,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:39,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:36:39,562 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:39,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:36:39,599 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 12:36:39,601 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:36:39,602 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 12:36:39,604 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-11-10 12:36:39,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 12:36:39,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 12:36:39,616 INFO L87 Difference]: Start difference. First operand 277 states. Second operand 3 states. [2018-11-10 12:36:39,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:36:39,670 INFO L93 Difference]: Finished difference Result 274 states and 366 transitions. [2018-11-10 12:36:39,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 12:36:39,672 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 274 states and 366 transitions. [2018-11-10 12:36:39,677 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 177 [2018-11-10 12:36:39,683 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 274 states to 264 states and 355 transitions. [2018-11-10 12:36:39,684 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 264 [2018-11-10 12:36:39,685 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 264 [2018-11-10 12:36:39,686 INFO L73 IsDeterministic]: Start isDeterministic. Operand 264 states and 355 transitions. [2018-11-10 12:36:39,687 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 12:36:39,688 INFO L705 BuchiCegarLoop]: Abstraction has 264 states and 355 transitions. [2018-11-10 12:36:39,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states and 355 transitions. [2018-11-10 12:36:39,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2018-11-10 12:36:39,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 264 states. [2018-11-10 12:36:39,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 355 transitions. [2018-11-10 12:36:39,724 INFO L728 BuchiCegarLoop]: Abstraction has 264 states and 355 transitions. [2018-11-10 12:36:39,724 INFO L608 BuchiCegarLoop]: Abstraction has 264 states and 355 transitions. [2018-11-10 12:36:39,725 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 12:36:39,725 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 264 states and 355 transitions. [2018-11-10 12:36:39,727 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 177 [2018-11-10 12:36:39,727 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 12:36:39,727 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 12:36:39,728 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:36:39,728 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:36:39,728 INFO L793 eck$LassoCheckResult]: Stem: 698#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string24.base, #t~string24.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~string25.base, #t~string25.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~string26.base, #t~string26.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string33.base, #t~string33.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~string34.base, #t~string34.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~string35.base, #t~string35.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.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~string49.base, #t~string49.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 0 := 79];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 1 := 110];#memory_int := #memory_int[#t~string49.base,#t~string49.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~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 0 := 79];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 1 := 102];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 2 := 102];#memory_int := #memory_int[#t~string51.base,#t~string51.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~string53.base, #t~string53.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 0 := 44];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 1 := 80];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 2 := 117];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 3 := 109];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 4 := 112];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 5 := 58];#memory_int := #memory_int[#t~string53.base,#t~string53.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~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 0 := 79];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 1 := 110];#memory_int := #memory_int[#t~string55.base,#t~string55.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~string57.base, #t~string57.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 0 := 79];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 1 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 2 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.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~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 0 := 41];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 1 := 32];#memory_int := #memory_int[#t~string59.base,#t~string59.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~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 0 := 10];#memory_int := #memory_int[#t~string61.base,#t~string61.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~string65.base, #t~string65.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~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 44];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 1 := 77];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 2 := 101];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 3 := 116];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 4 := 104];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 5 := 58];#memory_int := #memory_int[#t~string67.base,#t~string67.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~string69.base, #t~string69.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 0 := 67];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 1 := 82];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 2 := 73];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 3 := 84];#memory_int := #memory_int[#t~string69.base,#t~string69.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~string71.base, #t~string71.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 0 := 79];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 1 := 75];#memory_int := #memory_int[#t~string71.base,#t~string71.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~string73.base, #t~string73.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 0 := 41];#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 583#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 584#L985 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 639#L978 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := 1;valid_product_#res := valid_product_~retValue_acc~13; 640#L993 main_#t~ret0 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 703#L132 assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 602#L103 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 603#L155 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 641#L565-3 [2018-11-10 12:36:39,729 INFO L795 eck$LassoCheckResult]: Loop: 641#L565-3 assume true; 634#L565-1 assume !false; 573#L566 assume test_~splverifierCounter~0 < 4; 574#L567 test_~tmp~5 := test_#t~nondet38;havoc test_#t~nondet38; 695#L575 assume !(test_~tmp~5 != 0); 817#L575-2 test_~tmp___0~1 := test_#t~nondet39;havoc test_#t~nondet39; 756#L585 assume !(test_~tmp___0~1 != 0); 622#L585-2 test_~tmp___2~0 := test_#t~nondet40;havoc test_#t~nondet40; 765#L595 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 743#L855 assume { :end_inline_startSystem } true; 744#L603-2 assume { :begin_inline_timeShift } true; 812#L635 assume !(~pumpRunning~0 != 0); 749#L635-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret44, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; 673#L719 assume ~pumpRunning~0 != 0;assume { :begin_inline_isMethaneAlarm } true;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret45, isMethaneAlarm_~retValue_acc~4;havoc isMethaneAlarm_~retValue_acc~4;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~8;havoc isMethaneLevelCritical_~retValue_acc~8;isMethaneLevelCritical_~retValue_acc~8 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~8; 674#L903 isMethaneAlarm_#t~ret45 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;isMethaneAlarm_~retValue_acc~4 := isMethaneAlarm_#t~ret45;havoc isMethaneAlarm_#t~ret45;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~4; 668#L763 processEnvironment_#t~ret44 := isMethaneAlarm_#res;assume { :end_inline_isMethaneAlarm } true;processEnvironment_~tmp~8 := processEnvironment_#t~ret44;havoc processEnvironment_#t~ret44; 669#L723 assume processEnvironment_~tmp~8 != 0;assume { :begin_inline_deactivatePump } true;~pumpRunning~0 := 0; 590#L753 assume { :end_inline_deactivatePump } true; 591#L719-1 assume { :end_inline_processEnvironment } true; 649#L642-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_#t~ret2, __utac_acc__Specification2_spec__2_~tmp~1, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~8;havoc isMethaneLevelCritical_~retValue_acc~8;isMethaneLevelCritical_~retValue_acc~8 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~8; 657#L903-1 __utac_acc__Specification2_spec__2_#t~ret1 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~1 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; 690#L166 assume !(__utac_acc__Specification2_spec__2_~tmp~1 != 0);~methAndRunningLastTime~0 := 0; 685#L166-1 assume { :end_inline___utac_acc__Specification2_spec__2 } true; 801#L652 assume { :end_inline_timeShift } true; 641#L565-3 [2018-11-10 12:36:39,729 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:36:39,729 INFO L82 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times [2018-11-10 12:36:39,730 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:36:39,730 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:36:39,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:39,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:36:39,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:36:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:36:39,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:36:39,813 INFO L82 PathProgramCache]: Analyzing trace with hash 2042552418, now seen corresponding path program 1 times [2018-11-10 12:36:39,813 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:36:39,813 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:36:39,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:39,814 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 12:36:39,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:36:39,845 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 12:36:39,845 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 12:36:39,846 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 12:36:39,846 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-11-10 12:36:39,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 12:36:39,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 12:36:39,847 INFO L87 Difference]: Start difference. First operand 264 states and 355 transitions. cyclomatic complexity: 93 Second operand 3 states. [2018-11-10 12:36:39,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 12:36:39,950 INFO L93 Difference]: Finished difference Result 280 states and 357 transitions. [2018-11-10 12:36:39,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 12:36:39,951 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 280 states and 357 transitions. [2018-11-10 12:36:39,953 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 194 [2018-11-10 12:36:39,955 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 280 states to 280 states and 357 transitions. [2018-11-10 12:36:39,955 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 280 [2018-11-10 12:36:39,956 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 280 [2018-11-10 12:36:39,956 INFO L73 IsDeterministic]: Start isDeterministic. Operand 280 states and 357 transitions. [2018-11-10 12:36:39,958 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 12:36:39,958 INFO L705 BuchiCegarLoop]: Abstraction has 280 states and 357 transitions. [2018-11-10 12:36:39,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states and 357 transitions. [2018-11-10 12:36:39,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 280. [2018-11-10 12:36:39,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2018-11-10 12:36:39,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 357 transitions. [2018-11-10 12:36:39,970 INFO L728 BuchiCegarLoop]: Abstraction has 280 states and 357 transitions. [2018-11-10 12:36:39,970 INFO L608 BuchiCegarLoop]: Abstraction has 280 states and 357 transitions. [2018-11-10 12:36:39,970 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-10 12:36:39,970 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 280 states and 357 transitions. [2018-11-10 12:36:39,972 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 194 [2018-11-10 12:36:39,972 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 12:36:39,972 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 12:36:39,973 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:36:39,973 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 12:36:39,973 INFO L793 eck$LassoCheckResult]: Stem: 1215#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string24.base, #t~string24.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~string25.base, #t~string25.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~string26.base, #t~string26.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string33.base, #t~string33.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~string34.base, #t~string34.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~string35.base, #t~string35.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.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~string49.base, #t~string49.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 0 := 79];#memory_int := #memory_int[#t~string49.base,#t~string49.offset + 1 := 110];#memory_int := #memory_int[#t~string49.base,#t~string49.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~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 0 := 79];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 1 := 102];#memory_int := #memory_int[#t~string51.base,#t~string51.offset + 2 := 102];#memory_int := #memory_int[#t~string51.base,#t~string51.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~string53.base, #t~string53.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 0 := 44];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 1 := 80];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 2 := 117];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 3 := 109];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 4 := 112];#memory_int := #memory_int[#t~string53.base,#t~string53.offset + 5 := 58];#memory_int := #memory_int[#t~string53.base,#t~string53.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~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 0 := 79];#memory_int := #memory_int[#t~string55.base,#t~string55.offset + 1 := 110];#memory_int := #memory_int[#t~string55.base,#t~string55.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~string57.base, #t~string57.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 0 := 79];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 1 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.offset + 2 := 102];#memory_int := #memory_int[#t~string57.base,#t~string57.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~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 0 := 41];#memory_int := #memory_int[#t~string59.base,#t~string59.offset + 1 := 32];#memory_int := #memory_int[#t~string59.base,#t~string59.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~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 0 := 10];#memory_int := #memory_int[#t~string61.base,#t~string61.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~string65.base, #t~string65.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~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 44];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 1 := 77];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 2 := 101];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 3 := 116];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 4 := 104];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 5 := 58];#memory_int := #memory_int[#t~string67.base,#t~string67.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~string69.base, #t~string69.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 0 := 67];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 1 := 82];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 2 := 73];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 3 := 84];#memory_int := #memory_int[#t~string69.base,#t~string69.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~string71.base, #t~string71.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 0 := 79];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 1 := 75];#memory_int := #memory_int[#t~string71.base,#t~string71.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~string73.base, #t~string73.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 0 := 41];#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 1 := 0];~cleanupTimeShifts~0 := 4;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 1127#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret0, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0;assume { :begin_inline_select_helpers } true; 1128#L985 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1164#L978 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := 1;valid_product_#res := valid_product_~retValue_acc~13; 1165#L993 main_#t~ret0 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~0 := main_#t~ret0;havoc main_#t~ret0; 1218#L132 assume main_~tmp~0 != 0;assume { :begin_inline_setup } true; 1139#L103 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 1140#L155 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet38, test_#t~nondet39, test_#t~nondet40, test_#t~nondet41, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 1166#L565-3 [2018-11-10 12:36:39,974 INFO L795 eck$LassoCheckResult]: Loop: 1166#L565-3 assume true; 1160#L565-1 assume !false; 1120#L566 assume test_~splverifierCounter~0 < 4; 1121#L567 test_~tmp~5 := test_#t~nondet38;havoc test_#t~nondet38; 1210#L575 assume !(test_~tmp~5 != 0); 1320#L575-2 test_~tmp___0~1 := test_#t~nondet39;havoc test_#t~nondet39; 1267#L585 assume !(test_~tmp___0~1 != 0); 1154#L585-2 test_~tmp___2~0 := test_#t~nondet40;havoc test_#t~nondet40; 1275#L595 assume !(test_~tmp___2~0 != 0);test_~tmp___1~0 := test_#t~nondet41;havoc test_#t~nondet41; 1314#L603 assume test_~tmp___1~0 != 0; 1256#L603-2 assume { :begin_inline_timeShift } true; 1315#L635 assume !(~pumpRunning~0 != 0); 1324#L635-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret44, processEnvironment_~tmp~8;havoc processEnvironment_~tmp~8; 1193#L719 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__lowWaterSensor } true;havoc processEnvironment__wrappee__lowWaterSensor_#t~ret43, processEnvironment__wrappee__lowWaterSensor_~tmp~7;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~7; 1194#L693-2 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret42, processEnvironment__wrappee__highWaterSensor_~tmp~6;havoc processEnvironment__wrappee__highWaterSensor_~tmp~6; 1232#L667-6 assume ~pumpRunning~0 == 0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret62, isHighWaterLevel_~retValue_acc~6, isHighWaterLevel_~tmp~9, isHighWaterLevel_~tmp___0~2;havoc isHighWaterLevel_~retValue_acc~6;havoc isHighWaterLevel_~tmp~9;havoc isHighWaterLevel_~tmp___0~2;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~10;havoc isHighWaterSensorDry_~retValue_acc~10; 1257#L943-3 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~10 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~10; 1258#L948-3 isHighWaterLevel_#t~ret62 := isHighWaterSensorDry_#res;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~9 := isHighWaterLevel_#t~ret62;havoc isHighWaterLevel_#t~ret62; 1300#L821-9 assume isHighWaterLevel_~tmp~9 != 0;isHighWaterLevel_~tmp___0~2 := 0; 1306#L821-11 isHighWaterLevel_~retValue_acc~6 := isHighWaterLevel_~tmp___0~2;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~6; 1286#L827-3 processEnvironment__wrappee__highWaterSensor_#t~ret42 := isHighWaterLevel_#res;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~6 := processEnvironment__wrappee__highWaterSensor_#t~ret42;havoc processEnvironment__wrappee__highWaterSensor_#t~ret42; 1225#L671-9 assume !(processEnvironment__wrappee__highWaterSensor_~tmp~6 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 1137#L659-6 assume { :end_inline_processEnvironment__wrappee__base } true; 1138#L667-7 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 1233#L693-3 assume { :end_inline_processEnvironment__wrappee__lowWaterSensor } true; 1132#L719-1 assume { :end_inline_processEnvironment } true; 1173#L642-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret1, __utac_acc__Specification2_spec__2_#t~ret2, __utac_acc__Specification2_spec__2_~tmp~1, __utac_acc__Specification2_spec__2_~tmp___0~0;havoc __utac_acc__Specification2_spec__2_~tmp~1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~8;havoc isMethaneLevelCritical_~retValue_acc~8;isMethaneLevelCritical_~retValue_acc~8 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~8; 1180#L903-1 __utac_acc__Specification2_spec__2_#t~ret1 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~1 := __utac_acc__Specification2_spec__2_#t~ret1;havoc __utac_acc__Specification2_spec__2_#t~ret1; 1207#L166 assume !(__utac_acc__Specification2_spec__2_~tmp~1 != 0);~methAndRunningLastTime~0 := 0; 1202#L166-1 assume { :end_inline___utac_acc__Specification2_spec__2 } true; 1305#L652 assume { :end_inline_timeShift } true; 1166#L565-3 [2018-11-10 12:36:39,974 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:36:39,975 INFO L82 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 3 times [2018-11-10 12:36:39,975 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:36:39,975 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:36:39,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:39,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:36:39,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:36:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:36:40,032 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:36:40,032 INFO L82 PathProgramCache]: Analyzing trace with hash -815291067, now seen corresponding path program 1 times [2018-11-10 12:36:40,032 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:36:40,032 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:36:40,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:40,033 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 12:36:40,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:40,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:36:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:36:40,046 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:36:40,046 INFO L82 PathProgramCache]: Analyzing trace with hash -1627331268, now seen corresponding path program 1 times [2018-11-10 12:36:40,046 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 12:36:40,046 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 12:36:40,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:40,047 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 12:36:40,047 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 12:36:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:36:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 12:36:40,235 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2018-11-10 12:38:36,583 WARN L179 SmtUtils]: Spent 1.94 m on a formula simplification. DAG size of input: 409 DAG size of output: 407 [2018-11-10 12:39:29,480 WARN L179 SmtUtils]: Spent 52.89 s on a formula simplification that was a NOOP. DAG size: 405 [2018-11-10 12:39:29,534 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 12:39:29,535 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 12:39:29,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 12:39:29 BoogieIcfgContainer [2018-11-10 12:39:29,547 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 12:39:29,548 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:39:29,548 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:39:29,548 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:39:29,548 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:36:39" (3/4) ... [2018-11-10 12:39:29,550 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 12:39:29,592 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ec6f7ae1-ac68-4656-9f4f-3c89e5c24309/bin-2019/uautomizer/witness.graphml [2018-11-10 12:39:29,592 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:39:29,593 INFO L168 Benchmark]: Toolchain (without parser) took 171748.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 182.5 MB). Free memory was 956.6 MB in the beginning and 872.0 MB in the end (delta: 84.6 MB). Peak memory consumption was 267.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:39:29,594 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:39:29,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.70 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 932.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:39:29,594 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 932.4 MB in the beginning and 1.1 GB in the end (delta: -209.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:39:29,594 INFO L168 Benchmark]: Boogie Preprocessor took 39.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:39:29,595 INFO L168 Benchmark]: RCFGBuilder took 915.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 125.7 MB). Peak memory consumption was 125.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:39:29,595 INFO L168 Benchmark]: BuchiAutomizer took 170312.47 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 31.5 MB). Free memory was 1.0 GB in the beginning and 876.6 MB in the end (delta: 131.8 MB). Peak memory consumption was 170.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:39:29,595 INFO L168 Benchmark]: Witness Printer took 44.74 ms. Allocated memory is still 1.2 GB. Free memory was 876.6 MB in the beginning and 872.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:39:29,597 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 323.70 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 932.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 109.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 932.4 MB in the beginning and 1.1 GB in the end (delta: -209.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 915.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 125.7 MB). Peak memory consumption was 125.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 170312.47 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 31.5 MB). Free memory was 1.0 GB in the beginning and 876.6 MB in the end (delta: 131.8 MB). Peak memory consumption was 170.6 MB. Max. memory is 11.5 GB. * Witness Printer took 44.74 ms. Allocated memory is still 1.2 GB. Free memory was 876.6 MB in the beginning and 872.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 280 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 170.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 169.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 280 states and ocurred in iteration 2. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 653 SDtfs, 547 SDslu, 125 SDs, 0 SdLazy, 45 SolverSat, 35 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont1 unkn0 SFLI2 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 565]: Nontermination argument in form of an infinite program execution. [2018-11-10 12:39:29,601 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 12:39:29,602 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 12:39:29,604 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 12:39:29,604 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {NULL=0, "On"=29, "OK"=26, retValue_acc=1, methaneLevelCritical=0, NULL=2, tmp=0, "i > 0 && i <= this->argsCount"=12, ",Meth:"=0, tmp___1=179, retValue_acc=0, "__utac__get_this_arg"=19, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@11960052=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4d6471ea=0, cleanupTimeShifts=4, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7088f68c=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1c49d2a1=0, "__utac__get_this_arg"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6c29232a=179, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@66bd74f9=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@125285da=0, waterLevel=1, "i > 0 && i <= this->argsCount"=0, "On"=0, \result=1, head=0, pumpRunning=0, tmp=1, "Off"=8, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1cec008=0, "__utac__get_this_argtype"=0, "i > 0 && i <= this->argsCount"=0, "libacc.c"=0, \result=1, "\n"=28, "OK"=0, ")"=0, "i > 0 && i <= this->argsCount"=15, tmp___0=0, "__utac__get_this_arg"=16, tmp=1, methAndRunningLastTime=0, ")"=42, ") "=27, head=0, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=18, "__utac__get_this_argtype"=11, tmp=0, "libacc.c"=0, "Pump(System:"=0, retValue_acc=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@3f966bc4=0, "\n"=0, tmp___0=0, tmp=0, "Env(Water:%i"=0, "CRIT"=0, "libacc.c"=24, "libacc.c"=17, "libacc.c"=14, tmp=0, ",Pump:"=31, "libacc.c"=0, "i > 0 && i <= this->argsCount"=0, NULL=0, systemActive=1, "CRIT"=39, "__utac__get_this_argtype"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4a82febb=0, retValue_acc=0, \result=0, "Pump(System:"=35, "On"=0, "Off"=0, ",Pump:"=0, "On"=34, \result=0, "i > 0 && i <= this->argsCount"=22, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@79ad432e=0, "Off"=0, "__utac__get_this_argtype"=36, tmp___0=0, ",Meth:"=38, NULL=0, "libacc.c"=20, tmp___2=0, retValue_acc=1, splverifierCounter=0, ") "=0, \result=0, "i > 0 && i <= this->argsCount"=0, tmp=0, "libacc.c"=0, NULL=42, "Env(Water:%i"=37, "Off"=33} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 565]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L485] CALL "i > 0 && i <= this->argsCount" [L485] RET "i > 0 && i <= this->argsCount" [L485] CALL "libacc.c" [L485] RET "libacc.c" [L486] CALL "__utac__get_this_arg" [L486] RET "__utac__get_this_arg" [L492] CALL "i > 0 && i <= this->argsCount" [L492] RET "i > 0 && i <= this->argsCount" [L492] CALL "libacc.c" [L492] RET "libacc.c" [L493] CALL "__utac__get_this_arg" [L493] RET "__utac__get_this_arg" [L531] CALL "i > 0 && i <= this->argsCount" [L531] RET "i > 0 && i <= this->argsCount" [L531] CALL "libacc.c" [L531] RET "libacc.c" [L532] CALL "__utac__get_this_argtype" [L532] RET "__utac__get_this_argtype" [L538] CALL "i > 0 && i <= this->argsCount" [L538] RET "i > 0 && i <= this->argsCount" [L538] CALL "libacc.c" [L538] RET "libacc.c" [L539] CALL "__utac__get_this_argtype" [L539] RET "__utac__get_this_argtype" [L781] CALL "Pump(System:" [L781] RET "Pump(System:" [L785] CALL "On" [L785] RET "On" [L789] CALL "Off" [L789] RET "Off" [L793] CALL ",Pump:" [L793] RET ",Pump:" [L797] CALL "On" [L797] RET "On" [L801] CALL "Off" [L801] RET "Off" [L805] CALL ") " [L805] RET ") " [L807] CALL "\n" [L807] RET "\n" [L912] CALL "Env(Water:%i" [L912] RET "Env(Water:%i" [L913] CALL ",Meth:" [L913] RET ",Meth:" [L917] CALL "CRIT" [L917] RET "CRIT" [L921] CALL "OK" [L921] RET "OK" [L925] CALL ")" [L925] RET ")" [L40] int cleanupTimeShifts = 4; [L149] int methAndRunningLastTime ; [L628] int pumpRunning = 0; [L629] int systemActive = 1; [L860] int waterLevel = 1; [L861] int methaneLevelCritical = 0; [L357] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L123] int retValue_acc ; [L124] int tmp ; [L128] FCALL select_helpers() [L129] FCALL select_features() [L130] CALL, EXPR valid_product() [L989] int retValue_acc ; [L992] retValue_acc = 1 [L993] RET return (retValue_acc); [L130] EXPR valid_product() [L130] tmp = valid_product() [L132] COND TRUE \read(tmp) [L134] FCALL setup() [L135] CALL runTest() [L113] CALL __utac_acc__Specification2_spec__1() [L154] RET methAndRunningLastTime = 0 [L113] __utac_acc__Specification2_spec__1() [L114] CALL test() [L556] int splverifierCounter ; [L557] int tmp ; [L558] int tmp___0 ; [L559] int tmp___1 ; [L560] int tmp___2 ; [L563] splverifierCounter = 0 Loop: [L565] COND TRUE 1 [L567] COND TRUE splverifierCounter < 4 [L573] tmp = __VERIFIER_nondet_int() [L575] COND FALSE !(\read(tmp)) [L583] tmp___0 = __VERIFIER_nondet_int() [L585] COND FALSE !(\read(tmp___0)) [L593] tmp___2 = __VERIFIER_nondet_int() [L595] COND FALSE !(\read(tmp___2)) [L601] tmp___1 = __VERIFIER_nondet_int() [L603] COND TRUE \read(tmp___1) [L610] CALL timeShift() [L635] COND FALSE !(\read(pumpRunning)) [L642] COND TRUE \read(systemActive) [L644] CALL processEnvironment() [L716] int tmp ; [L719] COND FALSE !(\read(pumpRunning)) [L734] CALL processEnvironment__wrappee__lowWaterSensor() [L690] int tmp ; [L693] COND FALSE !(\read(pumpRunning)) [L708] CALL processEnvironment__wrappee__highWaterSensor() [L664] int tmp ; [L667] COND TRUE ! pumpRunning [L669] CALL, EXPR isHighWaterLevel() [L813] int retValue_acc ; [L814] int tmp ; [L815] int tmp___0 ; [L819] CALL, EXPR isHighWaterSensorDry() [L940] int retValue_acc ; [L943] COND TRUE waterLevel < 2 [L944] retValue_acc = 1 [L945] RET return (retValue_acc); [L819] EXPR isHighWaterSensorDry() [L819] tmp = isHighWaterSensorDry() [L821] COND TRUE \read(tmp) [L822] tmp___0 = 0 [L826] retValue_acc = tmp___0 [L827] RET return (retValue_acc); [L669] EXPR isHighWaterLevel() [L669] tmp = isHighWaterLevel() [L671] COND FALSE !(\read(tmp)) [L677] RET, FCALL processEnvironment__wrappee__base() [L708] RET processEnvironment__wrappee__highWaterSensor() [L734] RET processEnvironment__wrappee__lowWaterSensor() [L644] processEnvironment() [L650] CALL __utac_acc__Specification2_spec__2() [L159] int tmp ; [L160] int tmp___0 ; [L164] CALL, EXPR isMethaneLevelCritical() [L899] int retValue_acc ; [L902] retValue_acc = methaneLevelCritical [L903] RET return (retValue_acc); [L164] EXPR isMethaneLevelCritical() [L164] tmp = isMethaneLevelCritical() [L166] COND FALSE !(\read(tmp)) [L182] RET methAndRunningLastTime = 0 [L650] RET __utac_acc__Specification2_spec__2() [L610] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...