./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product54_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product54_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/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 2d2a2b756a74af71e6c6aa0a16e78dafb1256d78 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 08:03:29,595 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:03:29,596 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:03:29,604 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:03:29,604 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:03:29,605 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:03:29,606 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:03:29,607 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:03:29,608 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:03:29,608 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:03:29,609 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:03:29,609 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:03:29,610 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:03:29,611 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:03:29,611 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:03:29,612 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:03:29,613 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:03:29,614 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:03:29,615 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:03:29,616 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:03:29,617 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:03:29,617 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:03:29,619 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:03:29,619 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:03:29,619 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:03:29,620 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:03:29,621 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:03:29,621 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:03:29,622 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:03:29,622 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:03:29,623 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:03:29,623 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:03:29,623 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:03:29,623 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:03:29,624 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:03:29,624 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:03:29,625 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 08:03:29,635 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:03:29,635 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:03:29,636 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 08:03:29,636 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 08:03:29,637 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 08:03:29,637 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 08:03:29,637 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 08:03:29,637 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 08:03:29,637 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 08:03:29,637 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 08:03:29,637 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 08:03:29,638 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:03:29,638 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:03:29,638 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 08:03:29,638 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:03:29,638 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:03:29,638 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:03:29,638 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 08:03:29,639 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 08:03:29,639 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 08:03:29,639 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:03:29,639 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:03:29,639 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 08:03:29,639 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 08:03:29,639 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:03:29,640 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 08:03:29,640 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 08:03:29,640 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:03:29,640 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 08:03:29,640 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 08:03:29,641 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 08:03:29,641 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_a96a782a-5825-45b5-86f9-e209a5eb6b25/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 -> 2d2a2b756a74af71e6c6aa0a16e78dafb1256d78 [2018-11-10 08:03:29,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:03:29,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:03:29,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:03:29,674 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:03:29,674 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:03:29,674 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product54_true-unreach-call_false-termination.cil.c [2018-11-10 08:03:29,710 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/bin-2019/uautomizer/data/97d7af88d/3034f8ade4fd40b7b37ce52d713b16ff/FLAG42efa4387 [2018-11-10 08:03:30,131 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:03:30,131 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/sv-benchmarks/c/product-lines/minepump_spec4_product54_true-unreach-call_false-termination.cil.c [2018-11-10 08:03:30,140 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/bin-2019/uautomizer/data/97d7af88d/3034f8ade4fd40b7b37ce52d713b16ff/FLAG42efa4387 [2018-11-10 08:03:30,148 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/bin-2019/uautomizer/data/97d7af88d/3034f8ade4fd40b7b37ce52d713b16ff [2018-11-10 08:03:30,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:03:30,150 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:03:30,151 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:03:30,151 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:03:30,153 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:03:30,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:03:30" (1/1) ... [2018-11-10 08:03:30,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b52ac19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30, skipping insertion in model container [2018-11-10 08:03:30,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:03:30" (1/1) ... [2018-11-10 08:03:30,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:03:30,189 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:03:30,365 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:03:30,374 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:03:30,417 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:03:30,436 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:03:30,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30 WrapperNode [2018-11-10 08:03:30,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:03:30,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:03:30,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:03:30,438 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:03:30,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30" (1/1) ... [2018-11-10 08:03:30,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30" (1/1) ... [2018-11-10 08:03:30,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:03:30,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:03:30,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:03:30,540 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:03:30,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30" (1/1) ... [2018-11-10 08:03:30,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30" (1/1) ... [2018-11-10 08:03:30,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30" (1/1) ... [2018-11-10 08:03:30,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30" (1/1) ... [2018-11-10 08:03:30,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30" (1/1) ... [2018-11-10 08:03:30,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30" (1/1) ... [2018-11-10 08:03:30,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30" (1/1) ... [2018-11-10 08:03:30,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:03:30,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:03:30,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:03:30,582 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:03:30,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/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 08:03:30,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:03:30,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:03:31,484 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:03:31,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:03:31 BoogieIcfgContainer [2018-11-10 08:03:31,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:03:31,485 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 08:03:31,485 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 08:03:31,488 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 08:03:31,489 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 08:03:31,489 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 08:03:30" (1/3) ... [2018-11-10 08:03:31,490 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a63fb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 08:03:31, skipping insertion in model container [2018-11-10 08:03:31,490 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 08:03:31,491 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:03:30" (2/3) ... [2018-11-10 08:03:31,491 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a63fb40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 08:03:31, skipping insertion in model container [2018-11-10 08:03:31,491 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 08:03:31,491 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:03:31" (3/3) ... [2018-11-10 08:03:31,492 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product54_true-unreach-call_false-termination.cil.c [2018-11-10 08:03:31,531 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 08:03:31,531 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 08:03:31,531 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 08:03:31,531 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 08:03:31,531 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 08:03:31,531 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 08:03:31,531 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 08:03:31,532 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 08:03:31,532 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 08:03:31,544 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 273 states. [2018-11-10 08:03:31,571 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 179 [2018-11-10 08:03:31,571 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 08:03:31,571 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 08:03:31,576 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:03:31,576 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 08:03:31,576 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 08:03:31,576 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 273 states. [2018-11-10 08:03:31,582 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 179 [2018-11-10 08:03:31,582 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 08:03:31,582 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 08:03:31,583 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:03:31,583 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 08:03:31,588 INFO L793 eck$LassoCheckResult]: Stem: 105#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string9.base, #t~string9.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~string11.base, #t~string11.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 0 := 79];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 1 := 110];#memory_int := #memory_int[#t~string11.base,#t~string11.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~string13.base, #t~string13.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string13.base,#t~string13.offset + 0 := 79];#memory_int := #memory_int[#t~string13.base,#t~string13.offset + 1 := 102];#memory_int := #memory_int[#t~string13.base,#t~string13.offset + 2 := 102];#memory_int := #memory_int[#t~string13.base,#t~string13.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~string15.base, #t~string15.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 0 := 44];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 1 := 80];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 2 := 117];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 3 := 109];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 4 := 112];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 5 := 58];#memory_int := #memory_int[#t~string15.base,#t~string15.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~string17.base, #t~string17.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 0 := 79];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 1 := 110];#memory_int := #memory_int[#t~string17.base,#t~string17.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~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 0 := 79];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 1 := 102];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 2 := 102];#memory_int := #memory_int[#t~string19.base,#t~string19.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~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 0 := 41];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 1 := 32];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 0 := 10];#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string48.base, #t~string48.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~string49.base, #t~string49.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~string50.base, #t~string50.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string52.base, #t~string52.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string57.base, #t~string57.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~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string65.base, #t~string65.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 44];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 1 := 77];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 2 := 101];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 3 := 116];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 4 := 104];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 5 := 58];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string69.base, #t~string69.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 0 := 67];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 1 := 82];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 2 := 73];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 3 := 84];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string71.base, #t~string71.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 0 := 79];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 1 := 75];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string73.base, #t~string73.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 0 := 41];#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 1 := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret28, main_~retValue_acc~4, main_~tmp~7;havoc main_~retValue_acc~4;havoc main_~tmp~7;assume { :begin_inline_select_helpers } true; 95#L980true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 38#L973true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := 1;valid_product_#res := valid_product_~retValue_acc~13; 223#L988true main_#t~ret28 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~7 := main_#t~ret28;havoc main_#t~ret28; 80#L466true assume main_~tmp~7 != 0;assume { :begin_inline_setup } true; 118#L440true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 93#L55-3true [2018-11-10 08:03:31,588 INFO L795 eck$LassoCheckResult]: Loop: 93#L55-3true assume true; 107#L55-1true assume !false; 191#L56true assume test_~splverifierCounter~0 < 4; 274#L57true test_~tmp~0 := test_#t~nondet0;havoc test_#t~nondet0; 21#L65true assume !(test_~tmp~0 != 0); 12#L65-2true test_~tmp___0~0 := test_#t~nondet1;havoc test_#t~nondet1; 86#L75true assume !(test_~tmp___0~0 != 0); 74#L75-2true test_~tmp___2~0 := test_#t~nondet2;havoc test_#t~nondet2; 233#L85true assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 237#L349true assume { :end_inline_startSystem } true; 119#L93-2true assume { :begin_inline_timeShift } true; 239#L129true assume !(~pumpRunning~0 != 0); 230#L129-2true assume !(~systemActive~0 != 0); 44#L136-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret26, __utac_acc__Specification4_spec__1_#t~ret27, __utac_acc__Specification4_spec__1_~tmp~6, __utac_acc__Specification4_spec__1_~tmp___0~3;havoc __utac_acc__Specification4_spec__1_~tmp~6;havoc __utac_acc__Specification4_spec__1_~tmp___0~3;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; 153#L921true __utac_acc__Specification4_spec__1_#t~ret26 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~6 := __utac_acc__Specification4_spec__1_#t~ret26;havoc __utac_acc__Specification4_spec__1_#t~ret26; 128#L363true assume !(__utac_acc__Specification4_spec__1_~tmp~6 == 0); 132#L363-1true assume { :end_inline___utac_acc__Specification4_spec__1 } true; 204#L146true assume { :end_inline_timeShift } true; 93#L55-3true [2018-11-10 08:03:31,601 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:03:31,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-11-10 08:03:31,603 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:03:31,603 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:03:31,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:31,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:03:31,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:03:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:03:31,762 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:03:31,762 INFO L82 PathProgramCache]: Analyzing trace with hash -988932941, now seen corresponding path program 1 times [2018-11-10 08:03:31,762 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:03:31,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:03:31,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:31,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:03:31,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:03:31,807 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 08:03:31,809 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:03:31,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 08:03:31,813 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-11-10 08:03:31,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 08:03:31,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 08:03:31,828 INFO L87 Difference]: Start difference. First operand 273 states. Second operand 3 states. [2018-11-10 08:03:31,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:03:31,877 INFO L93 Difference]: Finished difference Result 270 states and 359 transitions. [2018-11-10 08:03:31,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 08:03:31,879 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 270 states and 359 transitions. [2018-11-10 08:03:31,884 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 175 [2018-11-10 08:03:31,890 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 270 states to 260 states and 348 transitions. [2018-11-10 08:03:31,891 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 260 [2018-11-10 08:03:31,892 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 260 [2018-11-10 08:03:31,893 INFO L73 IsDeterministic]: Start isDeterministic. Operand 260 states and 348 transitions. [2018-11-10 08:03:31,894 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 08:03:31,895 INFO L705 BuchiCegarLoop]: Abstraction has 260 states and 348 transitions. [2018-11-10 08:03:31,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states and 348 transitions. [2018-11-10 08:03:31,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 260. [2018-11-10 08:03:31,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 260 states. [2018-11-10 08:03:31,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 348 transitions. [2018-11-10 08:03:31,924 INFO L728 BuchiCegarLoop]: Abstraction has 260 states and 348 transitions. [2018-11-10 08:03:31,925 INFO L608 BuchiCegarLoop]: Abstraction has 260 states and 348 transitions. [2018-11-10 08:03:31,925 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 08:03:31,925 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 260 states and 348 transitions. [2018-11-10 08:03:31,926 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 175 [2018-11-10 08:03:31,927 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 08:03:31,927 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 08:03:31,927 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:03:31,927 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:03:31,928 INFO L793 eck$LassoCheckResult]: Stem: 718#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string9.base, #t~string9.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~string11.base, #t~string11.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 0 := 79];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 1 := 110];#memory_int := #memory_int[#t~string11.base,#t~string11.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~string13.base, #t~string13.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string13.base,#t~string13.offset + 0 := 79];#memory_int := #memory_int[#t~string13.base,#t~string13.offset + 1 := 102];#memory_int := #memory_int[#t~string13.base,#t~string13.offset + 2 := 102];#memory_int := #memory_int[#t~string13.base,#t~string13.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~string15.base, #t~string15.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 0 := 44];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 1 := 80];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 2 := 117];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 3 := 109];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 4 := 112];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 5 := 58];#memory_int := #memory_int[#t~string15.base,#t~string15.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~string17.base, #t~string17.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 0 := 79];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 1 := 110];#memory_int := #memory_int[#t~string17.base,#t~string17.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~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 0 := 79];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 1 := 102];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 2 := 102];#memory_int := #memory_int[#t~string19.base,#t~string19.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~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 0 := 41];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 1 := 32];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 0 := 10];#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string48.base, #t~string48.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~string49.base, #t~string49.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~string50.base, #t~string50.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string52.base, #t~string52.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string57.base, #t~string57.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~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string65.base, #t~string65.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 44];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 1 := 77];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 2 := 101];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 3 := 116];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 4 := 104];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 5 := 58];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string69.base, #t~string69.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 0 := 67];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 1 := 82];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 2 := 73];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 3 := 84];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string71.base, #t~string71.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 0 := 79];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 1 := 75];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string73.base, #t~string73.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 0 := 41];#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 1 := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 569#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret28, main_~retValue_acc~4, main_~tmp~7;havoc main_~retValue_acc~4;havoc main_~tmp~7;assume { :begin_inline_select_helpers } true; 570#L980 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 615#L973 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := 1;valid_product_#res := valid_product_~retValue_acc~13; 616#L988 main_#t~ret28 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~7 := main_#t~ret28;havoc main_#t~ret28; 677#L466 assume main_~tmp~7 != 0;assume { :begin_inline_setup } true; 678#L440 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 696#L55-3 [2018-11-10 08:03:31,933 INFO L795 eck$LassoCheckResult]: Loop: 696#L55-3 assume true; 697#L55-1 assume !false; 720#L56 assume test_~splverifierCounter~0 < 4; 787#L57 test_~tmp~0 := test_#t~nondet0;havoc test_#t~nondet0; 589#L65 assume !(test_~tmp~0 != 0); 571#L65-2 test_~tmp___0~0 := test_#t~nondet1;havoc test_#t~nondet1; 572#L75 assume !(test_~tmp___0~0 != 0); 665#L75-2 test_~tmp___2~0 := test_#t~nondet2;havoc test_#t~nondet2; 666#L85 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 803#L349 assume { :end_inline_startSystem } true; 735#L93-2 assume { :begin_inline_timeShift } true; 736#L129 assume !(~pumpRunning~0 != 0); 591#L129-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret6, processEnvironment_~tmp~3;havoc processEnvironment_~tmp~3; 672#L213 assume ~pumpRunning~0 != 0;assume { :begin_inline_isMethaneAlarm } true;havoc isMethaneAlarm_#res;havoc isMethaneAlarm_#t~ret7, isMethaneAlarm_~retValue_acc~0;havoc isMethaneAlarm_~retValue_acc~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~8;havoc isMethaneLevelCritical_~retValue_acc~8;isMethaneLevelCritical_~retValue_acc~8 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~8; 674#L889 isMethaneAlarm_#t~ret7 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;isMethaneAlarm_~retValue_acc~0 := isMethaneAlarm_#t~ret7;havoc isMethaneAlarm_#t~ret7;isMethaneAlarm_#res := isMethaneAlarm_~retValue_acc~0; 679#L257 processEnvironment_#t~ret6 := isMethaneAlarm_#res;assume { :end_inline_isMethaneAlarm } true;processEnvironment_~tmp~3 := processEnvironment_#t~ret6;havoc processEnvironment_#t~ret6; 680#L217 assume processEnvironment_~tmp~3 != 0;assume { :begin_inline_deactivatePump } true;~pumpRunning~0 := 0; 767#L247 assume { :end_inline_deactivatePump } true; 636#L213-1 assume { :end_inline_processEnvironment } true; 626#L136-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret26, __utac_acc__Specification4_spec__1_#t~ret27, __utac_acc__Specification4_spec__1_~tmp~6, __utac_acc__Specification4_spec__1_~tmp___0~3;havoc __utac_acc__Specification4_spec__1_~tmp~6;havoc __utac_acc__Specification4_spec__1_~tmp___0~3;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; 627#L921 __utac_acc__Specification4_spec__1_#t~ret26 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~6 := __utac_acc__Specification4_spec__1_#t~ret26;havoc __utac_acc__Specification4_spec__1_#t~ret26; 746#L363 assume !(__utac_acc__Specification4_spec__1_~tmp~6 == 0); 684#L363-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 750#L146 assume { :end_inline_timeShift } true; 696#L55-3 [2018-11-10 08:03:31,933 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:03:31,933 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-11-10 08:03:31,933 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:03:31,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:03:31,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:31,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:03:31,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:03:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:03:32,001 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:03:32,002 INFO L82 PathProgramCache]: Analyzing trace with hash -1827609060, now seen corresponding path program 1 times [2018-11-10 08:03:32,002 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:03:32,002 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:03:32,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:32,003 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 08:03:32,003 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:03:32,026 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 08:03:32,026 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 08:03:32,026 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 08:03:32,027 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-11-10 08:03:32,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 08:03:32,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 08:03:32,027 INFO L87 Difference]: Start difference. First operand 260 states and 348 transitions. cyclomatic complexity: 90 Second operand 3 states. [2018-11-10 08:03:32,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 08:03:32,142 INFO L93 Difference]: Finished difference Result 273 states and 344 transitions. [2018-11-10 08:03:32,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 08:03:32,143 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 273 states and 344 transitions. [2018-11-10 08:03:32,145 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 190 [2018-11-10 08:03:32,147 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 273 states to 273 states and 344 transitions. [2018-11-10 08:03:32,147 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 273 [2018-11-10 08:03:32,147 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 273 [2018-11-10 08:03:32,148 INFO L73 IsDeterministic]: Start isDeterministic. Operand 273 states and 344 transitions. [2018-11-10 08:03:32,150 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 08:03:32,150 INFO L705 BuchiCegarLoop]: Abstraction has 273 states and 344 transitions. [2018-11-10 08:03:32,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states and 344 transitions. [2018-11-10 08:03:32,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 273. [2018-11-10 08:03:32,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2018-11-10 08:03:32,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 344 transitions. [2018-11-10 08:03:32,158 INFO L728 BuchiCegarLoop]: Abstraction has 273 states and 344 transitions. [2018-11-10 08:03:32,158 INFO L608 BuchiCegarLoop]: Abstraction has 273 states and 344 transitions. [2018-11-10 08:03:32,158 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-10 08:03:32,158 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 273 states and 344 transitions. [2018-11-10 08:03:32,160 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 190 [2018-11-10 08:03:32,161 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 08:03:32,161 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 08:03:32,162 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:03:32,162 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 08:03:32,162 INFO L793 eck$LassoCheckResult]: Stem: 1221#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string9.base, #t~string9.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~string11.base, #t~string11.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 0 := 79];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 1 := 110];#memory_int := #memory_int[#t~string11.base,#t~string11.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~string13.base, #t~string13.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string13.base,#t~string13.offset + 0 := 79];#memory_int := #memory_int[#t~string13.base,#t~string13.offset + 1 := 102];#memory_int := #memory_int[#t~string13.base,#t~string13.offset + 2 := 102];#memory_int := #memory_int[#t~string13.base,#t~string13.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~string15.base, #t~string15.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 0 := 44];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 1 := 80];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 2 := 117];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 3 := 109];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 4 := 112];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 5 := 58];#memory_int := #memory_int[#t~string15.base,#t~string15.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~string17.base, #t~string17.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 0 := 79];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 1 := 110];#memory_int := #memory_int[#t~string17.base,#t~string17.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~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 0 := 79];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 1 := 102];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 2 := 102];#memory_int := #memory_int[#t~string19.base,#t~string19.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~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 0 := 41];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 1 := 32];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 0 := 10];#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string48.base, #t~string48.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~string49.base, #t~string49.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~string50.base, #t~string50.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string52.base, #t~string52.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string57.base, #t~string57.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~string58.base, #t~string58.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string59.base, #t~string59.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string61.base, #t~string61.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string65.base, #t~string65.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string67.base, #t~string67.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 0 := 44];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 1 := 77];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 2 := 101];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 3 := 116];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 4 := 104];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 5 := 58];#memory_int := #memory_int[#t~string67.base,#t~string67.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string69.base, #t~string69.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 0 := 67];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 1 := 82];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 2 := 73];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 3 := 84];#memory_int := #memory_int[#t~string69.base,#t~string69.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string71.base, #t~string71.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 0 := 79];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 1 := 75];#memory_int := #memory_int[#t~string71.base,#t~string71.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string73.base, #t~string73.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 0 := 41];#memory_int := #memory_int[#t~string73.base,#t~string73.offset + 1 := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 1105#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret28, main_~retValue_acc~4, main_~tmp~7;havoc main_~retValue_acc~4;havoc main_~tmp~7;assume { :begin_inline_select_helpers } true; 1106#L980 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1138#L973 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~13;havoc valid_product_~retValue_acc~13;valid_product_~retValue_acc~13 := 1;valid_product_#res := valid_product_~retValue_acc~13; 1139#L988 main_#t~ret28 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~7 := main_#t~ret28;havoc main_#t~ret28; 1186#L466 assume main_~tmp~7 != 0;assume { :begin_inline_setup } true; 1187#L440 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 1202#L55-3 [2018-11-10 08:03:32,163 INFO L795 eck$LassoCheckResult]: Loop: 1202#L55-3 assume true; 1203#L55-1 assume !false; 1224#L56 assume test_~splverifierCounter~0 < 4; 1275#L57 test_~tmp~0 := test_#t~nondet0;havoc test_#t~nondet0; 1115#L65 assume !(test_~tmp~0 != 0); 1107#L65-2 test_~tmp___0~0 := test_#t~nondet1;havoc test_#t~nondet1; 1108#L75 assume !(test_~tmp___0~0 != 0); 1173#L75-2 test_~tmp___2~0 := test_#t~nondet2;havoc test_#t~nondet2; 1174#L85 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 1297#L349 assume { :end_inline_startSystem } true; 1235#L93-2 assume { :begin_inline_timeShift } true; 1236#L129 assume !(~pumpRunning~0 != 0); 1295#L129-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret6, processEnvironment_~tmp~3;havoc processEnvironment_~tmp~3; 1180#L213 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__lowWaterSensor } true;havoc processEnvironment__wrappee__lowWaterSensor_#t~ret5, processEnvironment__wrappee__lowWaterSensor_~tmp~2;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~2; 1181#L187-2 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret4, processEnvironment__wrappee__highWaterSensor_~tmp~1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~1; 1234#L161-6 assume ~pumpRunning~0 == 0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res;havoc isHighWaterLevel_#t~ret24, isHighWaterLevel_~retValue_acc~2, isHighWaterLevel_~tmp~4, isHighWaterLevel_~tmp___0~1;havoc isHighWaterLevel_~retValue_acc~2;havoc isHighWaterLevel_~tmp~4;havoc isHighWaterLevel_~tmp___0~1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res;havoc isHighWaterSensorDry_~retValue_acc~10;havoc isHighWaterSensorDry_~retValue_acc~10; 1111#L929-3 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~10 := 1;isHighWaterSensorDry_#res := isHighWaterSensorDry_~retValue_acc~10; 1112#L934-3 isHighWaterLevel_#t~ret24 := isHighWaterSensorDry_#res;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~4 := isHighWaterLevel_#t~ret24;havoc isHighWaterLevel_#t~ret24; 1168#L315-9 assume isHighWaterLevel_~tmp~4 != 0;isHighWaterLevel_~tmp___0~1 := 0; 1268#L315-11 isHighWaterLevel_~retValue_acc~2 := isHighWaterLevel_~tmp___0~1;isHighWaterLevel_#res := isHighWaterLevel_~retValue_acc~2; 1269#L321-3 processEnvironment__wrappee__highWaterSensor_#t~ret4 := isHighWaterLevel_#res;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~1 := processEnvironment__wrappee__highWaterSensor_#t~ret4;havoc processEnvironment__wrappee__highWaterSensor_#t~ret4; 1195#L165-9 assume !(processEnvironment__wrappee__highWaterSensor_~tmp~1 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 1197#L153-6 assume { :end_inline_processEnvironment__wrappee__base } true; 1258#L161-7 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 1233#L187-3 assume { :end_inline_processEnvironment__wrappee__lowWaterSensor } true; 1155#L213-1 assume { :end_inline_processEnvironment } true; 1146#L136-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret26, __utac_acc__Specification4_spec__1_#t~ret27, __utac_acc__Specification4_spec__1_~tmp~6, __utac_acc__Specification4_spec__1_~tmp___0~3;havoc __utac_acc__Specification4_spec__1_~tmp~6;havoc __utac_acc__Specification4_spec__1_~tmp___0~3;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; 1147#L921 __utac_acc__Specification4_spec__1_#t~ret26 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~6 := __utac_acc__Specification4_spec__1_#t~ret26;havoc __utac_acc__Specification4_spec__1_#t~ret26; 1243#L363 assume !(__utac_acc__Specification4_spec__1_~tmp~6 == 0); 1191#L363-1 assume { :end_inline___utac_acc__Specification4_spec__1 } true; 1250#L146 assume { :end_inline_timeShift } true; 1202#L55-3 [2018-11-10 08:03:32,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:03:32,163 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times [2018-11-10 08:03:32,163 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:03:32,164 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:03:32,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:32,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:03:32,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:03:32,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:03:32,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:03:32,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1093959582, now seen corresponding path program 1 times [2018-11-10 08:03:32,218 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:03:32,218 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:03:32,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:32,220 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 08:03:32,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:03:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:03:32,235 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:03:32,235 INFO L82 PathProgramCache]: Analyzing trace with hash 521974106, now seen corresponding path program 1 times [2018-11-10 08:03:32,235 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 08:03:32,235 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 08:03:32,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:32,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 08:03:32,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 08:03:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:03:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 08:03:32,403 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2018-11-10 08:05:06,233 WARN L179 SmtUtils]: Spent 1.56 m on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-11-10 08:05:56,018 WARN L179 SmtUtils]: Spent 49.78 s on a formula simplification that was a NOOP. DAG size: 403 [2018-11-10 08:05:56,070 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:05:56,072 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:05:56,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 08:05:56 BoogieIcfgContainer [2018-11-10 08:05:56,085 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 08:05:56,086 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:05:56,086 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:05:56,086 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:05:56,086 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:03:31" (3/4) ... [2018-11-10 08:05:56,089 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 08:05:56,133 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a96a782a-5825-45b5-86f9-e209a5eb6b25/bin-2019/uautomizer/witness.graphml [2018-11-10 08:05:56,133 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:05:56,134 INFO L168 Benchmark]: Toolchain (without parser) took 145983.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 215.5 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -146.4 MB). Peak memory consumption was 69.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:05:56,134 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:05:56,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.39 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 926.9 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:05:56,135 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 926.9 MB in the beginning and 1.2 GB in the end (delta: -224.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-10 08:05:56,135 INFO L168 Benchmark]: Boogie Preprocessor took 42.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-10 08:05:56,136 INFO L168 Benchmark]: RCFGBuilder took 902.53 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: 131.0 MB). Peak memory consumption was 131.0 MB. Max. memory is 11.5 GB. [2018-11-10 08:05:56,136 INFO L168 Benchmark]: BuchiAutomizer took 144600.59 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -86.2 MB). Peak memory consumption was 256.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:05:56,136 INFO L168 Benchmark]: Witness Printer took 47.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. [2018-11-10 08:05:56,138 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 286.39 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 926.9 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 926.9 MB in the beginning and 1.2 GB in the end (delta: -224.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 902.53 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: 131.0 MB). Peak memory consumption was 131.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 144600.59 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 54.5 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -86.2 MB). Peak memory consumption was 256.7 MB. Max. memory is 11.5 GB. * Witness Printer took 47.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 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 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 273 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 144.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 144.2s. Construction of modules took 0.1s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 273 states and ocurred in iteration 2. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 620 SDtfs, 534 SDslu, 119 SDs, 0 SdLazy, 45 SolverSat, 35 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI2 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 55]: Nontermination argument in form of an infinite program execution. [2018-11-10 08:05:56,144 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:05:56,145 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:05:56,147 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 08:05:56,148 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 {",Pump:"=33, NULL=0, "i > 0 && i <= this->argsCount"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@46cbe998=0, retValue_acc=0, "OK"=40, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@79e02466=0, "__utac__get_this_argtype"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@437c9f6a=169, "libacc.c"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@260c6ae3=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7f2bd2ad=0, "On"=35, retValue_acc=1, "i > 0 && i <= this->argsCount"=18, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1f98543f=0, tmp=0, NULL=2, tmp___0=0, "Env(Water:%i"=0, "CRIT"=0, retValue_acc=0, ",Meth:"=0, tmp___1=0, "\n"=27, cleanupTimeShifts=4, tmp=0, tmp=0, "i > 0 && i <= this->argsCount"=22, tmp___0=0, "On"=31, "\n"=0, ") "=0, NULL=0, systemActive=1, waterLevel=1, "CRIT"=39, \result=1, "__utac__get_this_argtype"=17, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@94adaf3=0, "__utac__get_this_arg"=0, \result=0, "i > 0 && i <= this->argsCount"=26, tmp___0=0, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, "libacc.c"=15, "__utac__get_this_argtype"=0, "libacc.c"=0, "i > 0 && i <= this->argsCount"=0, \result=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@72763003=0, head=0, pumpRunning=0, "__utac__get_this_arg"=23, "libacc.c"=8, \result=0, "__utac__get_this_arg"=19, ") "=28, "Off"=0, ",Pump:"=0, tmp=1, "libacc.c"=0, "On"=0, \result=1, "libacc.c"=24, ",Meth:"=38, "__utac__get_this_argtype"=12, NULL=0, "OK"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@456b7cc5=0, tmp=1, ")"=0, retValue_acc=1, tmp=1, tmp___2=169, retValue_acc=1, splverifierCounter=0, "i > 0 && i <= this->argsCount"=0, "Pump(System:"=0, ")"=42, "Pump(System:"=36, "i > 0 && i <= this->argsCount"=16, tmp=0, head=0, "Off"=29, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7081b57f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b66d878=0, "Off"=0, NULL=42, "On"=0, "Off"=34, "libacc.c"=0, "Env(Water:%i"=14, "libacc.c"=20} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 55]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L275] CALL "Pump(System:" [L275] RET "Pump(System:" [L279] CALL "On" [L279] RET "On" [L283] CALL "Off" [L283] RET "Off" [L287] CALL ",Pump:" [L287] RET ",Pump:" [L291] CALL "On" [L291] RET "On" [L295] CALL "Off" [L295] RET "Off" [L299] CALL ") " [L299] RET ") " [L301] CALL "\n" [L301] RET "\n" [L777] CALL "i > 0 && i <= this->argsCount" [L777] RET "i > 0 && i <= this->argsCount" [L777] CALL "libacc.c" [L777] RET "libacc.c" [L778] CALL "__utac__get_this_arg" [L778] RET "__utac__get_this_arg" [L784] CALL "i > 0 && i <= this->argsCount" [L784] RET "i > 0 && i <= this->argsCount" [L784] CALL "libacc.c" [L784] RET "libacc.c" [L785] CALL "__utac__get_this_arg" [L785] RET "__utac__get_this_arg" [L823] CALL "i > 0 && i <= this->argsCount" [L823] RET "i > 0 && i <= this->argsCount" [L823] CALL "libacc.c" [L823] RET "libacc.c" [L824] CALL "__utac__get_this_argtype" [L824] RET "__utac__get_this_argtype" [L830] CALL "i > 0 && i <= this->argsCount" [L830] RET "i > 0 && i <= this->argsCount" [L830] CALL "libacc.c" [L830] RET "libacc.c" [L831] CALL "__utac__get_this_argtype" [L831] RET "__utac__get_this_argtype" [L898] CALL "Env(Water:%i" [L898] RET "Env(Water:%i" [L899] CALL ",Meth:" [L899] RET ",Meth:" [L903] CALL "CRIT" [L903] RET "CRIT" [L907] CALL "OK" [L907] RET "OK" [L911] CALL ")" [L911] RET ")" [L121] int pumpRunning = 0; [L122] int systemActive = 1; [L381] int cleanupTimeShifts = 4; [L846] int waterLevel = 1; [L847] int methaneLevelCritical = 0; [L649] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L457] int retValue_acc ; [L458] int tmp ; [L462] FCALL select_helpers() [L463] FCALL select_features() [L464] CALL, EXPR valid_product() [L984] int retValue_acc ; [L987] retValue_acc = 1 [L988] RET return (retValue_acc); [L464] EXPR valid_product() [L464] tmp = valid_product() [L466] COND TRUE \read(tmp) [L468] FCALL setup() [L469] CALL runTest() [L448] CALL test() [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] splverifierCounter = 0 Loop: [L55] COND TRUE 1 [L57] COND TRUE splverifierCounter < 4 [L63] tmp = __VERIFIER_nondet_int() [L65] COND FALSE !(\read(tmp)) [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp___0)) [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND TRUE \read(tmp___2) [L87] CALL startSystem() [L348] RET systemActive = 1 [L87] startSystem() [L100] CALL timeShift() [L129] COND FALSE !(\read(pumpRunning)) [L136] COND TRUE \read(systemActive) [L138] CALL processEnvironment() [L210] int tmp ; [L213] COND FALSE !(\read(pumpRunning)) [L228] CALL processEnvironment__wrappee__lowWaterSensor() [L184] int tmp ; [L187] COND FALSE !(\read(pumpRunning)) [L202] CALL processEnvironment__wrappee__highWaterSensor() [L158] int tmp ; [L161] COND TRUE ! pumpRunning [L163] CALL, EXPR isHighWaterLevel() [L307] int retValue_acc ; [L308] int tmp ; [L309] int tmp___0 ; [L313] CALL, EXPR isHighWaterSensorDry() [L926] int retValue_acc ; [L929] COND TRUE waterLevel < 2 [L930] retValue_acc = 1 [L931] RET return (retValue_acc); [L313] EXPR isHighWaterSensorDry() [L313] tmp = isHighWaterSensorDry() [L315] COND TRUE \read(tmp) [L316] tmp___0 = 0 [L320] retValue_acc = tmp___0 [L321] RET return (retValue_acc); [L163] EXPR isHighWaterLevel() [L163] tmp = isHighWaterLevel() [L165] COND FALSE !(\read(tmp)) [L171] RET, FCALL processEnvironment__wrappee__base() [L202] RET processEnvironment__wrappee__highWaterSensor() [L228] RET processEnvironment__wrappee__lowWaterSensor() [L138] processEnvironment() [L144] CALL __utac_acc__Specification4_spec__1() [L356] int tmp ; [L357] int tmp___0 ; [L361] CALL, EXPR getWaterLevel() [L917] int retValue_acc ; [L920] retValue_acc = waterLevel [L921] RET return (retValue_acc); [L361] EXPR getWaterLevel() [L361] tmp = getWaterLevel() [L363] COND FALSE, RET !(tmp == 0) [L144] RET __utac_acc__Specification4_spec__1() [L100] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...