./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product28_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_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product28_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/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 0040f6786a06aedabfd1d9c06a96268fa6592c87 .......................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:35:29,572 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:35:29,574 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:35:29,581 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:35:29,581 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:35:29,582 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:35:29,583 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:35:29,584 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:35:29,585 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:35:29,586 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:35:29,586 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:35:29,587 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:35:29,587 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:35:29,588 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:35:29,589 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:35:29,589 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:35:29,590 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:35:29,591 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:35:29,593 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:35:29,594 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:35:29,595 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:35:29,596 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:35:29,597 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:35:29,597 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:35:29,598 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:35:29,598 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:35:29,599 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:35:29,599 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:35:29,600 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:35:29,601 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:35:29,601 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:35:29,601 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:35:29,602 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:35:29,602 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:35:29,602 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:35:29,603 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:35:29,603 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 02:35:29,615 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:35:29,615 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:35:29,616 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 02:35:29,616 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 02:35:29,616 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 02:35:29,617 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 02:35:29,617 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 02:35:29,617 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 02:35:29,617 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 02:35:29,617 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 02:35:29,617 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 02:35:29,617 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:35:29,617 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:35:29,618 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 02:35:29,618 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 02:35:29,618 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:35:29,618 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:35:29,618 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 02:35:29,618 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 02:35:29,618 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 02:35:29,619 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:35:29,619 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:35:29,619 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 02:35:29,619 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 02:35:29,619 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:35:29,619 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 02:35:29,619 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 02:35:29,619 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:35:29,619 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 02:35:29,620 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 02:35:29,620 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 02:35:29,620 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_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/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 -> 0040f6786a06aedabfd1d9c06a96268fa6592c87 [2018-11-10 02:35:29,642 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:35:29,651 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:35:29,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:35:29,654 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:35:29,654 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:35:29,655 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product28_true-unreach-call_false-termination.cil.c [2018-11-10 02:35:29,694 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/bin-2019/uautomizer/data/0373ae65d/69b48a92d97e4e4783477f3ec4ebde1b/FLAGb793f81d4 [2018-11-10 02:35:30,050 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:35:30,050 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/sv-benchmarks/c/product-lines/minepump_spec4_product28_true-unreach-call_false-termination.cil.c [2018-11-10 02:35:30,057 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/bin-2019/uautomizer/data/0373ae65d/69b48a92d97e4e4783477f3ec4ebde1b/FLAGb793f81d4 [2018-11-10 02:35:30,066 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/bin-2019/uautomizer/data/0373ae65d/69b48a92d97e4e4783477f3ec4ebde1b [2018-11-10 02:35:30,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:35:30,069 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 02:35:30,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:35:30,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:35:30,073 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:35:30,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:35:30" (1/1) ... [2018-11-10 02:35:30,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@572af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30, skipping insertion in model container [2018-11-10 02:35:30,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:35:30" (1/1) ... [2018-11-10 02:35:30,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:35:30,119 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:35:30,336 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:35:30,345 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:35:30,397 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:35:30,418 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:35:30,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30 WrapperNode [2018-11-10 02:35:30,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:35:30,419 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 02:35:30,419 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 02:35:30,419 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 02:35:30,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30" (1/1) ... [2018-11-10 02:35:30,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30" (1/1) ... [2018-11-10 02:35:30,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 02:35:30,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:35:30,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:35:30,508 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:35:30,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30" (1/1) ... [2018-11-10 02:35:30,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30" (1/1) ... [2018-11-10 02:35:30,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30" (1/1) ... [2018-11-10 02:35:30,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30" (1/1) ... [2018-11-10 02:35:30,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30" (1/1) ... [2018-11-10 02:35:30,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30" (1/1) ... [2018-11-10 02:35:30,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30" (1/1) ... [2018-11-10 02:35:30,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:35:30,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:35:30,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:35:30,539 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:35:30,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/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 02:35:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:35:30,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:35:31,218 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:35:31,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:35:31 BoogieIcfgContainer [2018-11-10 02:35:31,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 02:35:31,219 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 02:35:31,219 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 02:35:31,222 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 02:35:31,222 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 02:35:31,222 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 02:35:30" (1/3) ... [2018-11-10 02:35:31,223 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d9e74dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 02:35:31, skipping insertion in model container [2018-11-10 02:35:31,223 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 02:35:31,224 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:35:30" (2/3) ... [2018-11-10 02:35:31,224 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d9e74dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 02:35:31, skipping insertion in model container [2018-11-10 02:35:31,224 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 02:35:31,224 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:35:31" (3/3) ... [2018-11-10 02:35:31,226 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product28_true-unreach-call_false-termination.cil.c [2018-11-10 02:35:31,270 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 02:35:31,271 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 02:35:31,271 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 02:35:31,271 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 02:35:31,271 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 02:35:31,271 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 02:35:31,271 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 02:35:31,271 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 02:35:31,271 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 02:35:31,286 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 109 states. [2018-11-10 02:35:31,307 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 71 [2018-11-10 02:35:31,307 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 02:35:31,307 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 02:35:31,314 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:35:31,314 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 02:35:31,314 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 02:35:31,314 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 109 states. [2018-11-10 02:35:31,319 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 71 [2018-11-10 02:35:31,319 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 02:35:31,320 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 02:35:31,320 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:35:31,320 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 02:35:31,327 INFO L793 eck$LassoCheckResult]: Stem: 86#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string18.base, #t~string18.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string20.base, #t~string20.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string27.base, #t~string27.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string28.base, #t~string28.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string29.base, #t~string29.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string42.base, #t~string42.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~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 0 := 79];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 1 := 110];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 0 := 79];#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 1 := 102];#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 2 := 102];#memory_int := #memory_int[#t~string46.base,#t~string46.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~string48.base, #t~string48.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 0 := 44];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 1 := 80];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 2 := 117];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 3 := 109];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 4 := 112];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 5 := 58];#memory_int := #memory_int[#t~string48.base,#t~string48.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~string50.base, #t~string50.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 0 := 79];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 1 := 110];#memory_int := #memory_int[#t~string50.base,#t~string50.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~string52.base, #t~string52.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 0 := 79];#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 1 := 102];#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 2 := 102];#memory_int := #memory_int[#t~string52.base,#t~string52.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~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 0 := 41];#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 1 := 32];#memory_int := #memory_int[#t~string54.base,#t~string54.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~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 10];#memory_int := #memory_int[#t~string56.base,#t~string56.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~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~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 := 44];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 1 := 77];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 2 := 101];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 3 := 116];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 4 := 104];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 5 := 58];#memory_int := #memory_int[#t~string61.base,#t~string61.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~string63.base, #t~string63.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 0 := 67];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 1 := 82];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 2 := 73];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 3 := 84];#memory_int := #memory_int[#t~string63.base,#t~string63.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~string65.base, #t~string65.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 0 := 79];#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 1 := 75];#memory_int := #memory_int[#t~string65.base,#t~string65.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~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 := 41];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 1 := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret68, main_~retValue_acc~11, main_~tmp~7;havoc main_~retValue_acc~11;havoc main_~tmp~7;assume { :begin_inline_select_helpers } true; 67#L468true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 22#L461true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; 92#L476true main_#t~ret68 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~7 := main_#t~ret68;havoc main_#t~ret68; 111#L858true assume main_~tmp~7 != 0;assume { :begin_inline_setup } true; 78#L834true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 38#L882-3true [2018-11-10 02:35:31,327 INFO L795 eck$LassoCheckResult]: Loop: 38#L882-3true assume true; 32#L882-1true assume !false; 98#L883true assume test_~splverifierCounter~0 < 4; 56#L884true test_~tmp~8 := test_#t~nondet69;havoc test_#t~nondet69; 71#L892true assume !(test_~tmp~8 != 0); 74#L892-2true test_~tmp___0~2 := test_#t~nondet70;havoc test_#t~nondet70; 108#L902true assume !(test_~tmp___0~2 != 0); 99#L902-2true test_~tmp___2~0 := test_#t~nondet71;havoc test_#t~nondet71; 47#L912true assume !(test_~tmp___2~0 != 0);test_~tmp___1~0 := test_#t~nondet72;havoc test_#t~nondet72; 51#L920true assume !(test_~tmp___1~0 != 0); 54#L920-2true assume { :begin_inline_timeShift } true; 89#L498true assume !(~pumpRunning~0 != 0); 93#L498-2true assume !(~systemActive~0 != 0); 21#L505-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret35, __utac_acc__Specification4_spec__1_#t~ret36, __utac_acc__Specification4_spec__1_~tmp~3, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~3;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; 17#L761true __utac_acc__Specification4_spec__1_#t~ret35 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~3 := __utac_acc__Specification4_spec__1_#t~ret35;havoc __utac_acc__Specification4_spec__1_#t~ret35; 28#L425true assume !(__utac_acc__Specification4_spec__1_~tmp~3 == 0); 29#L425-1true assume { :end_inline___utac_acc__Specification4_spec__1 } true; 60#L515true assume { :end_inline_timeShift } true; 38#L882-3true [2018-11-10 02:35:31,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:35:31,333 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-11-10 02:35:31,335 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:35:31,336 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:35:31,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:31,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:35:31,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:35:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:35:31,497 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:35:31,497 INFO L82 PathProgramCache]: Analyzing trace with hash -1992466783, now seen corresponding path program 1 times [2018-11-10 02:35:31,497 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:35:31,497 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:35:31,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:31,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:35:31,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:35:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:35:31,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:35:31,509 INFO L82 PathProgramCache]: Analyzing trace with hash -809825435, now seen corresponding path program 1 times [2018-11-10 02:35:31,510 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:35:31,510 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:35:31,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:31,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:35:31,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:35:31,650 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 02:35:31,652 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:35:31,652 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 02:35:31,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 02:35:31,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 02:35:31,746 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 6 states. [2018-11-10 02:35:32,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:35:32,007 INFO L93 Difference]: Finished difference Result 368 states and 466 transitions. [2018-11-10 02:35:32,008 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 02:35:32,010 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 368 states and 466 transitions. [2018-11-10 02:35:32,017 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 240 [2018-11-10 02:35:32,026 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 368 states to 328 states and 426 transitions. [2018-11-10 02:35:32,027 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 328 [2018-11-10 02:35:32,028 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 328 [2018-11-10 02:35:32,029 INFO L73 IsDeterministic]: Start isDeterministic. Operand 328 states and 426 transitions. [2018-11-10 02:35:32,031 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 02:35:32,031 INFO L705 BuchiCegarLoop]: Abstraction has 328 states and 426 transitions. [2018-11-10 02:35:32,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states and 426 transitions. [2018-11-10 02:35:32,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 150. [2018-11-10 02:35:32,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-11-10 02:35:32,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 195 transitions. [2018-11-10 02:35:32,070 INFO L728 BuchiCegarLoop]: Abstraction has 150 states and 195 transitions. [2018-11-10 02:35:32,070 INFO L608 BuchiCegarLoop]: Abstraction has 150 states and 195 transitions. [2018-11-10 02:35:32,071 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 02:35:32,071 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 150 states and 195 transitions. [2018-11-10 02:35:32,073 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 109 [2018-11-10 02:35:32,074 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 02:35:32,074 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 02:35:32,074 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:35:32,075 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] [2018-11-10 02:35:32,075 INFO L793 eck$LassoCheckResult]: Stem: 564#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string18.base, #t~string18.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string20.base, #t~string20.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string22.base, #t~string22.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string27.base, #t~string27.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string28.base, #t~string28.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string29.base, #t~string29.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string30.base, #t~string30.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string31.base, #t~string31.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string32.base, #t~string32.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string42.base, #t~string42.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~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 0 := 79];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 1 := 110];#memory_int := #memory_int[#t~string44.base,#t~string44.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 0 := 79];#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 1 := 102];#memory_int := #memory_int[#t~string46.base,#t~string46.offset + 2 := 102];#memory_int := #memory_int[#t~string46.base,#t~string46.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~string48.base, #t~string48.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 0 := 44];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 1 := 80];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 2 := 117];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 3 := 109];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 4 := 112];#memory_int := #memory_int[#t~string48.base,#t~string48.offset + 5 := 58];#memory_int := #memory_int[#t~string48.base,#t~string48.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~string50.base, #t~string50.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 0 := 79];#memory_int := #memory_int[#t~string50.base,#t~string50.offset + 1 := 110];#memory_int := #memory_int[#t~string50.base,#t~string50.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~string52.base, #t~string52.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 0 := 79];#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 1 := 102];#memory_int := #memory_int[#t~string52.base,#t~string52.offset + 2 := 102];#memory_int := #memory_int[#t~string52.base,#t~string52.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~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 0 := 41];#memory_int := #memory_int[#t~string54.base,#t~string54.offset + 1 := 32];#memory_int := #memory_int[#t~string54.base,#t~string54.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~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string56.base,#t~string56.offset + 0 := 10];#memory_int := #memory_int[#t~string56.base,#t~string56.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~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~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 := 44];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 1 := 77];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 2 := 101];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 3 := 116];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 4 := 104];#memory_int := #memory_int[#t~string61.base,#t~string61.offset + 5 := 58];#memory_int := #memory_int[#t~string61.base,#t~string61.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~string63.base, #t~string63.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 0 := 67];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 1 := 82];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 2 := 73];#memory_int := #memory_int[#t~string63.base,#t~string63.offset + 3 := 84];#memory_int := #memory_int[#t~string63.base,#t~string63.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~string65.base, #t~string65.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 0 := 79];#memory_int := #memory_int[#t~string65.base,#t~string65.offset + 1 := 75];#memory_int := #memory_int[#t~string65.base,#t~string65.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~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 := 41];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 1 := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 516#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret68, main_~retValue_acc~11, main_~tmp~7;havoc main_~retValue_acc~11;havoc main_~tmp~7;assume { :begin_inline_select_helpers } true; 517#L468 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 518#L461 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~4;havoc valid_product_~retValue_acc~4;valid_product_~retValue_acc~4 := 1;valid_product_#res := valid_product_~retValue_acc~4; 550#L476 main_#t~ret68 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~7 := main_#t~ret68;havoc main_#t~ret68; 570#L858 assume main_~tmp~7 != 0;assume { :begin_inline_setup } true; 552#L834 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet69, test_#t~nondet70, test_#t~nondet71, test_#t~nondet72, test_~splverifierCounter~0, test_~tmp~8, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~8;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 501#L882-3 [2018-11-10 02:35:32,076 INFO L795 eck$LassoCheckResult]: Loop: 501#L882-3 assume true; 571#L882-1 assume !false; 572#L883 assume test_~splverifierCounter~0 < 4; 582#L884 test_~tmp~8 := test_#t~nondet69;havoc test_#t~nondet69; 528#L892 assume !(test_~tmp~8 != 0); 530#L892-2 test_~tmp___0~2 := test_#t~nondet70;havoc test_#t~nondet70; 540#L902 assume !(test_~tmp___0~2 != 0); 511#L902-2 test_~tmp___2~0 := test_#t~nondet71;havoc test_#t~nondet71; 583#L912 assume !(test_~tmp___2~0 != 0);test_~tmp___1~0 := test_#t~nondet72;havoc test_#t~nondet72; 584#L920 assume !(test_~tmp___1~0 != 0); 524#L920-2 assume { :begin_inline_timeShift } true; 565#L498 assume !(~pumpRunning~0 != 0); 566#L498-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret38, processEnvironment_~tmp~4;havoc processEnvironment_~tmp~4; 525#L530 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 526#L522-1 assume { :end_inline_processEnvironment__wrappee__base } true; 515#L530-1 assume { :end_inline_processEnvironment } true; 531#L505-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret35, __utac_acc__Specification4_spec__1_#t~ret36, __utac_acc__Specification4_spec__1_~tmp~3, __utac_acc__Specification4_spec__1_~tmp___0~0;havoc __utac_acc__Specification4_spec__1_~tmp~3;havoc __utac_acc__Specification4_spec__1_~tmp___0~0;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; 544#L761 __utac_acc__Specification4_spec__1_#t~ret35 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~3 := __utac_acc__Specification4_spec__1_#t~ret35;havoc __utac_acc__Specification4_spec__1_#t~ret35; 545#L425 assume !(__utac_acc__Specification4_spec__1_~tmp~3 == 0); 562#L425-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 500#L515 assume { :end_inline_timeShift } true; 501#L882-3 [2018-11-10 02:35:32,076 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:35:32,076 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-11-10 02:35:32,076 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:35:32,077 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:35:32,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:32,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:35:32,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:32,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:35:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:35:32,134 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:35:32,134 INFO L82 PathProgramCache]: Analyzing trace with hash -195756204, now seen corresponding path program 1 times [2018-11-10 02:35:32,135 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:35:32,135 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:35:32,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:32,137 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 02:35:32,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:35:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:35:32,147 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:35:32,147 INFO L82 PathProgramCache]: Analyzing trace with hash 255912976, now seen corresponding path program 1 times [2018-11-10 02:35:32,147 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:35:32,147 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:35:32,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:32,148 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:35:32,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:35:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:35:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:36:16,945 WARN L179 SmtUtils]: Spent 44.63 s on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-11-10 02:36:38,811 WARN L179 SmtUtils]: Spent 21.87 s on a formula simplification that was a NOOP. DAG size: 403 [2018-11-10 02:36:38,877 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 02:36:38,880 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 02:36:38,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 02:36:38 BoogieIcfgContainer [2018-11-10 02:36:38,894 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 02:36:38,894 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 02:36:38,894 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 02:36:38,894 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 02:36:38,895 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:35:31" (3/4) ... [2018-11-10 02:36:38,897 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 02:36:38,943 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d8c8d2fa-ad38-41e3-abb7-39ca2e9ed2c9/bin-2019/uautomizer/witness.graphml [2018-11-10 02:36:38,943 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 02:36:38,944 INFO L168 Benchmark]: Toolchain (without parser) took 68875.58 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 253.8 MB). Free memory was 959.8 MB in the beginning and 1.2 GB in the end (delta: -237.3 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2018-11-10 02:36:38,944 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:36:38,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.60 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 935.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 02:36:38,945 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -195.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:36:38,945 INFO L168 Benchmark]: Boogie Preprocessor took 30.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:36:38,945 INFO L168 Benchmark]: RCFGBuilder took 680.04 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: 102.4 MB). Peak memory consumption was 102.4 MB. Max. memory is 11.5 GB. [2018-11-10 02:36:38,946 INFO L168 Benchmark]: BuchiAutomizer took 67674.88 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 113.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -175.6 MB). Peak memory consumption was 288.3 MB. Max. memory is 11.5 GB. [2018-11-10 02:36:38,946 INFO L168 Benchmark]: Witness Printer took 48.97 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-10 02:36:38,950 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 349.60 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 935.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 88.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -195.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 680.04 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: 102.4 MB). Peak memory consumption was 102.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 67674.88 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 113.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -175.6 MB). Peak memory consumption was 288.3 MB. Max. memory is 11.5 GB. * Witness Printer took 48.97 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 150 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 67.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 67.1s. Construction of modules took 0.1s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 178 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 150 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 130 SDtfs, 605 SDslu, 904 SDs, 0 SdLazy, 52 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 882]: Nontermination argument in form of an infinite program execution. [2018-11-10 02:36:38,957 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 02:36:38,958 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 02:36:38,965 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 02:36:38,965 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, "CRIT"=0, "Off"=0, "Off"=36, "On"=0, ",Meth:"=0, "CRIT"=37, "Pump(System:"=0, "\n"=27, methaneLevelCritical=0, NULL=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@597ecd3d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@59c11225=0, "OK"=0, ")"=0, tmp=0, tmp___1=0, "__utac__get_this_argtype"=35, "__utac__get_this_arg"=8, "__utac__get_this_arg"=15, tmp___0=0, "libacc.c"=24, cleanupTimeShifts=4, "libacc.c"=39, "Pump(System:"=14, "On"=20, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, "i > 0 && i <= this->argsCount"=0, "__utac__get_this_argtype"=0, NULL=0, systemActive=1, waterLevel=1, \result=1, "__utac__get_this_argtype"=0, "i > 0 && i <= this->argsCount"=0, "On"=16, ") "=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@159f0bfd=0, "Off"=0, "On"=0, "\n"=0, retValue_acc=0, \result=1, "i > 0 && i <= this->argsCount"=31, head=0, pumpRunning=0, \result=0, "Off"=19, "i > 0 && i <= this->argsCount"=34, "libacc.c"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@384ee4d6=0, tmp=1, "i > 0 && i <= this->argsCount"=0, ",Pump:"=33, retValue_acc=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5040d3cf=0, ")"=18, ",Meth:"=29, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4860de34=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1fbaddc0=0, "libacc.c"=28, tmp=1, retValue_acc=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@a6cea29=0, tmp___2=0, tmp___0=0, "i > 0 && i <= this->argsCount"=11, splverifierCounter=0, "Env(Water:%i"=0, "Env(Water:%i"=22, head=0, tmp=0, "libacc.c"=0, "libacc.c"=23, "i > 0 && i <= this->argsCount"=26, "__utac__get_this_arg"=0, "__utac__get_this_argtype"=38, "libacc.c"=0, "libacc.c"=0, NULL=18, ") "=12, ",Pump:"=0, "OK"=17} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 882]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L346] CALL "i > 0 && i <= this->argsCount" [L346] RET "i > 0 && i <= this->argsCount" [L346] CALL "libacc.c" [L346] RET "libacc.c" [L347] CALL "__utac__get_this_arg" [L347] RET "__utac__get_this_arg" [L353] CALL "i > 0 && i <= this->argsCount" [L353] RET "i > 0 && i <= this->argsCount" [L353] CALL "libacc.c" [L353] RET "libacc.c" [L354] CALL "__utac__get_this_arg" [L354] RET "__utac__get_this_arg" [L392] CALL "i > 0 && i <= this->argsCount" [L392] RET "i > 0 && i <= this->argsCount" [L392] CALL "libacc.c" [L392] RET "libacc.c" [L393] CALL "__utac__get_this_argtype" [L393] RET "__utac__get_this_argtype" [L399] CALL "i > 0 && i <= this->argsCount" [L399] RET "i > 0 && i <= this->argsCount" [L399] CALL "libacc.c" [L399] RET "libacc.c" [L400] CALL "__utac__get_this_argtype" [L400] RET "__utac__get_this_argtype" [L610] CALL "Pump(System:" [L610] RET "Pump(System:" [L614] CALL "On" [L614] RET "On" [L618] CALL "Off" [L618] RET "Off" [L622] CALL ",Pump:" [L622] RET ",Pump:" [L626] CALL "On" [L626] RET "On" [L630] CALL "Off" [L630] RET "Off" [L634] CALL ") " [L634] RET ") " [L636] CALL "\n" [L636] RET "\n" [L738] CALL "Env(Water:%i" [L738] RET "Env(Water:%i" [L739] CALL ",Meth:" [L739] RET ",Meth:" [L743] CALL "CRIT" [L743] RET "CRIT" [L747] CALL "OK" [L747] RET "OK" [L751] CALL ")" [L751] RET ")" [L491] int pumpRunning = 0; [L492] int systemActive = 1; [L686] int waterLevel = 1; [L687] int methaneLevelCritical = 0; [L775] int cleanupTimeShifts = 4; [L218] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L849] int retValue_acc ; [L850] int tmp ; [L854] FCALL select_helpers() [L855] FCALL select_features() [L856] CALL, EXPR valid_product() [L472] int retValue_acc ; [L475] retValue_acc = 1 [L476] RET return (retValue_acc); [L856] EXPR valid_product() [L856] tmp = valid_product() [L858] COND TRUE \read(tmp) [L860] FCALL setup() [L861] CALL runTest() [L843] CALL test() [L873] int splverifierCounter ; [L874] int tmp ; [L875] int tmp___0 ; [L876] int tmp___1 ; [L877] int tmp___2 ; [L880] splverifierCounter = 0 Loop: [L882] COND TRUE 1 [L884] COND TRUE splverifierCounter < 4 [L890] tmp = __VERIFIER_nondet_int() [L892] COND FALSE !(\read(tmp)) [L900] tmp___0 = __VERIFIER_nondet_int() [L902] COND FALSE !(\read(tmp___0)) [L910] tmp___2 = __VERIFIER_nondet_int() [L912] COND FALSE !(\read(tmp___2)) [L918] tmp___1 = __VERIFIER_nondet_int() [L920] COND FALSE !(\read(tmp___1)) [L929] CALL timeShift() [L498] COND FALSE !(\read(pumpRunning)) [L505] COND TRUE \read(systemActive) [L507] CALL processEnvironment() [L527] int tmp ; [L530] COND FALSE !(\read(pumpRunning)) [L545] RET, FCALL processEnvironment__wrappee__base() [L507] processEnvironment() [L513] CALL __utac_acc__Specification4_spec__1() [L418] int tmp ; [L419] int tmp___0 ; [L423] CALL, EXPR getWaterLevel() [L757] int retValue_acc ; [L760] retValue_acc = waterLevel [L761] RET return (retValue_acc); [L423] EXPR getWaterLevel() [L423] tmp = getWaterLevel() [L425] COND FALSE, RET !(tmp == 0) [L513] RET __utac_acc__Specification4_spec__1() [L929] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...