./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product22_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_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product22_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/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 9f020a8b33a45c119887964f9008d96e4dba4f1a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 07:05:13,454 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:05:13,455 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:05:13,463 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:05:13,463 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:05:13,463 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:05:13,464 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:05:13,465 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:05:13,466 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:05:13,467 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:05:13,468 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:05:13,468 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:05:13,468 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:05:13,469 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:05:13,469 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:05:13,470 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:05:13,470 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:05:13,471 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:05:13,472 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:05:13,473 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:05:13,474 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:05:13,475 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:05:13,476 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:05:13,476 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:05:13,476 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:05:13,477 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:05:13,477 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:05:13,478 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:05:13,478 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:05:13,479 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:05:13,479 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:05:13,480 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:05:13,480 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:05:13,480 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:05:13,481 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:05:13,481 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:05:13,481 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 07:05:13,489 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:05:13,490 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:05:13,491 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:05:13,491 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:05:13,491 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 07:05:13,491 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 07:05:13,491 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 07:05:13,491 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 07:05:13,491 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 07:05:13,492 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 07:05:13,492 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 07:05:13,492 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:05:13,492 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:05:13,492 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 07:05:13,492 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:05:13,492 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:05:13,492 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:05:13,493 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 07:05:13,493 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 07:05:13,493 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 07:05:13,493 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:05:13,493 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:05:13,493 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 07:05:13,493 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 07:05:13,494 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:05:13,494 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:05:13,494 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 07:05:13,494 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:05:13,494 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 07:05:13,494 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 07:05:13,495 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 07:05:13,495 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_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/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 -> 9f020a8b33a45c119887964f9008d96e4dba4f1a [2018-11-10 07:05:13,521 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:05:13,530 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:05:13,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:05:13,534 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:05:13,534 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:05:13,535 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product22_true-unreach-call_false-termination.cil.c [2018-11-10 07:05:13,576 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/bin-2019/uautomizer/data/797cb2105/3799be7f03f244d1b41f1f270569c8f7/FLAGa5e1899e1 [2018-11-10 07:05:14,005 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:05:14,006 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/sv-benchmarks/c/product-lines/minepump_spec5_product22_true-unreach-call_false-termination.cil.c [2018-11-10 07:05:14,013 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/bin-2019/uautomizer/data/797cb2105/3799be7f03f244d1b41f1f270569c8f7/FLAGa5e1899e1 [2018-11-10 07:05:14,025 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/bin-2019/uautomizer/data/797cb2105/3799be7f03f244d1b41f1f270569c8f7 [2018-11-10 07:05:14,028 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:05:14,029 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:05:14,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:05:14,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:05:14,033 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:05:14,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:05:14" (1/1) ... [2018-11-10 07:05:14,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11bcb58d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14, skipping insertion in model container [2018-11-10 07:05:14,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:05:14" (1/1) ... [2018-11-10 07:05:14,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:05:14,077 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:05:14,262 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:05:14,271 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:05:14,326 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:05:14,349 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:05:14,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14 WrapperNode [2018-11-10 07:05:14,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:05:14,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:05:14,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:05:14,350 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:05:14,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14" (1/1) ... [2018-11-10 07:05:14,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14" (1/1) ... [2018-11-10 07:05:14,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:05:14,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:05:14,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:05:14,430 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:05:14,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14" (1/1) ... [2018-11-10 07:05:14,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14" (1/1) ... [2018-11-10 07:05:14,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14" (1/1) ... [2018-11-10 07:05:14,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14" (1/1) ... [2018-11-10 07:05:14,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14" (1/1) ... [2018-11-10 07:05:14,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14" (1/1) ... [2018-11-10 07:05:14,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14" (1/1) ... [2018-11-10 07:05:14,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:05:14,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:05:14,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:05:14,460 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:05:14,461 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/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 07:05:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:05:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:05:15,126 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:05:15,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:05:15 BoogieIcfgContainer [2018-11-10 07:05:15,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:05:15,127 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 07:05:15,128 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 07:05:15,130 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 07:05:15,131 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 07:05:15,131 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 07:05:14" (1/3) ... [2018-11-10 07:05:15,132 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39a5943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 07:05:15, skipping insertion in model container [2018-11-10 07:05:15,132 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 07:05:15,133 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:05:14" (2/3) ... [2018-11-10 07:05:15,133 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39a5943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 07:05:15, skipping insertion in model container [2018-11-10 07:05:15,133 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 07:05:15,133 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:05:15" (3/3) ... [2018-11-10 07:05:15,135 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product22_true-unreach-call_false-termination.cil.c [2018-11-10 07:05:15,179 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 07:05:15,180 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 07:05:15,180 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 07:05:15,180 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 07:05:15,180 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:05:15,181 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:05:15,181 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 07:05:15,181 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:05:15,181 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 07:05:15,195 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 163 states. [2018-11-10 07:05:15,218 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 105 [2018-11-10 07:05:15,219 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 07:05:15,219 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 07:05:15,226 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:05:15,226 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:05:15,226 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 07:05:15,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 163 states. [2018-11-10 07:05:15,231 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 105 [2018-11-10 07:05:15,231 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 07:05:15,232 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 07:05:15,232 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:05:15,232 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:05:15,238 INFO L793 eck$LassoCheckResult]: Stem: 106#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~string5.base, #t~string5.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~string7.base, #t~string7.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 0 := 79];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 1 := 110];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string9.base, #t~string9.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 0 := 79];#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 1 := 102];#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 2 := 102];#memory_int := #memory_int[#t~string9.base,#t~string9.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~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 := 44];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 1 := 80];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 2 := 117];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 3 := 109];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 4 := 112];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 5 := 58];#memory_int := #memory_int[#t~string11.base,#t~string11.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~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 := 110];#memory_int := #memory_int[#t~string13.base,#t~string13.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~string15.base, #t~string15.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 0 := 79];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 1 := 102];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 2 := 102];#memory_int := #memory_int[#t~string15.base,#t~string15.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~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 := 41];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 1 := 32];#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 := 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~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 := 10];#memory_int := #memory_int[#t~string19.base,#t~string19.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;~switchedOnBeforeTS~0 := 0;~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~5, main_~tmp~5;havoc main_~retValue_acc~5;havoc main_~tmp~5;assume { :begin_inline_select_helpers } true; 15#L65true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 68#L58true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 9#L73true main_#t~ret28 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~5 := main_#t~ret28;havoc main_#t~ret28; 21#L483true assume main_~tmp~5 != 0;assume { :begin_inline_setup } true; 147#L459true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 65#L287true assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet24, test_#t~nondet25, test_#t~nondet26, test_#t~nondet27, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 157#L343-3true [2018-11-10 07:05:15,238 INFO L795 eck$LassoCheckResult]: Loop: 157#L343-3true assume true; 6#L343-1true assume !false; 95#L344true assume test_~splverifierCounter~0 < 4; 46#L345true test_~tmp~4 := test_#t~nondet24;havoc test_#t~nondet24; 60#L353true assume !(test_~tmp~4 != 0); 63#L353-2true test_~tmp___0~2 := test_#t~nondet25;havoc test_#t~nondet25; 122#L363true assume !(test_~tmp___0~2 != 0); 105#L363-2true test_~tmp___2~0 := test_#t~nondet26;havoc test_#t~nondet26; 29#L373true assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 101#L275true assume { :end_inline_startSystem } true; 43#L381-2true assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret21;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~3;havoc isPumpRunning_~retValue_acc~3;isPumpRunning_~retValue_acc~3 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~3; 150#L211true __utac_acc__Specification5_spec__2_#t~ret21 := isPumpRunning_#res;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret21;havoc __utac_acc__Specification5_spec__2_#t~ret21; 102#L297true assume { :end_inline___utac_acc__Specification5_spec__2 } true; 58#L100true assume !(~pumpRunning~0 != 0); 54#L100-2true assume !(~systemActive~0 != 0); 126#L107-1true assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret22, __utac_acc__Specification5_spec__3_#t~ret23, __utac_acc__Specification5_spec__3_~tmp~3, __utac_acc__Specification5_spec__3_~tmp___0~1;havoc __utac_acc__Specification5_spec__3_~tmp~3;havoc __utac_acc__Specification5_spec__3_~tmp___0~1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; 153#L938true __utac_acc__Specification5_spec__3_#t~ret22 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~3 := __utac_acc__Specification5_spec__3_#t~ret22;havoc __utac_acc__Specification5_spec__3_#t~ret22; 104#L308true assume !(__utac_acc__Specification5_spec__3_~tmp~3 != 2); 108#L308-1true assume { :end_inline___utac_acc__Specification5_spec__3 } true; 36#L117true assume { :end_inline_timeShift } true; 157#L343-3true [2018-11-10 07:05:15,243 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:05:15,243 INFO L82 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times [2018-11-10 07:05:15,245 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:05:15,246 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:05:15,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:15,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:05:15,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:15,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:05:15,405 INFO L82 PathProgramCache]: Analyzing trace with hash 850529435, now seen corresponding path program 1 times [2018-11-10 07:05:15,405 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:05:15,405 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:05:15,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:15,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:05:15,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:15,440 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 07:05:15,442 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:05:15,442 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:05:15,445 INFO L810 eck$LassoCheckResult]: loop already infeasible [2018-11-10 07:05:15,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:05:15,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:05:15,456 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 3 states. [2018-11-10 07:05:15,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:05:15,486 INFO L93 Difference]: Finished difference Result 160 states and 204 transitions. [2018-11-10 07:05:15,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:05:15,488 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 160 states and 204 transitions. [2018-11-10 07:05:15,491 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 101 [2018-11-10 07:05:15,495 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 160 states to 150 states and 193 transitions. [2018-11-10 07:05:15,496 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 150 [2018-11-10 07:05:15,497 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 150 [2018-11-10 07:05:15,497 INFO L73 IsDeterministic]: Start isDeterministic. Operand 150 states and 193 transitions. [2018-11-10 07:05:15,498 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 07:05:15,498 INFO L705 BuchiCegarLoop]: Abstraction has 150 states and 193 transitions. [2018-11-10 07:05:15,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states and 193 transitions. [2018-11-10 07:05:15,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2018-11-10 07:05:15,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-11-10 07:05:15,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 193 transitions. [2018-11-10 07:05:15,521 INFO L728 BuchiCegarLoop]: Abstraction has 150 states and 193 transitions. [2018-11-10 07:05:15,521 INFO L608 BuchiCegarLoop]: Abstraction has 150 states and 193 transitions. [2018-11-10 07:05:15,521 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 07:05:15,521 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 150 states and 193 transitions. [2018-11-10 07:05:15,523 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 101 [2018-11-10 07:05:15,523 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 07:05:15,523 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 07:05:15,524 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:05:15,524 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] [2018-11-10 07:05:15,524 INFO L793 eck$LassoCheckResult]: Stem: 465#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~string5.base, #t~string5.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~string7.base, #t~string7.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 0 := 79];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 1 := 110];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string9.base, #t~string9.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 0 := 79];#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 1 := 102];#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 2 := 102];#memory_int := #memory_int[#t~string9.base,#t~string9.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~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 := 44];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 1 := 80];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 2 := 117];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 3 := 109];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 4 := 112];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 5 := 58];#memory_int := #memory_int[#t~string11.base,#t~string11.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~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 := 110];#memory_int := #memory_int[#t~string13.base,#t~string13.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~string15.base, #t~string15.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 0 := 79];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 1 := 102];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 2 := 102];#memory_int := #memory_int[#t~string15.base,#t~string15.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~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 := 41];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 1 := 32];#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 := 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~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 := 10];#memory_int := #memory_int[#t~string19.base,#t~string19.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;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 347#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret28, main_~retValue_acc~5, main_~tmp~5;havoc main_~retValue_acc~5;havoc main_~tmp~5;assume { :begin_inline_select_helpers } true; 348#L65 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 355#L58 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 344#L73 main_#t~ret28 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~5 := main_#t~ret28;havoc main_#t~ret28; 345#L483 assume main_~tmp~5 != 0;assume { :begin_inline_setup } true; 367#L459 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 438#L287 assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet24, test_#t~nondet25, test_#t~nondet26, test_#t~nondet27, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 399#L343-3 [2018-11-10 07:05:15,524 INFO L795 eck$LassoCheckResult]: Loop: 399#L343-3 assume true; 339#L343-1 assume !false; 340#L344 assume test_~splverifierCounter~0 < 4; 413#L345 test_~tmp~4 := test_#t~nondet24;havoc test_#t~nondet24; 414#L353 assume !(test_~tmp~4 != 0); 434#L353-2 test_~tmp___0~2 := test_#t~nondet25;havoc test_#t~nondet25; 437#L363 assume !(test_~tmp___0~2 != 0); 408#L363-2 test_~tmp___2~0 := test_#t~nondet26;havoc test_#t~nondet26; 382#L373 assume !(test_~tmp___2~0 != 0);test_~tmp___1~0 := test_#t~nondet27;havoc test_#t~nondet27; 384#L381 assume test_~tmp___1~0 != 0; 402#L381-2 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret21;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~3;havoc isPumpRunning_~retValue_acc~3;isPumpRunning_~retValue_acc~3 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~3; 409#L211 __utac_acc__Specification5_spec__2_#t~ret21 := isPumpRunning_#res;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret21;havoc __utac_acc__Specification5_spec__2_#t~ret21; 462#L297 assume { :end_inline___utac_acc__Specification5_spec__2 } true; 429#L100 assume !(~pumpRunning~0 != 0); 427#L100-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret2, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; 385#L158 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__lowWaterSensor } true;havoc processEnvironment__wrappee__lowWaterSensor_#t~ret1, processEnvironment__wrappee__lowWaterSensor_~tmp~0;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~0; 386#L132-2 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 456#L124-3 assume { :end_inline_processEnvironment__wrappee__base } true; 439#L132-3 assume { :end_inline_processEnvironment__wrappee__lowWaterSensor } true; 374#L158-1 assume { :end_inline_processEnvironment } true; 375#L107-1 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret22, __utac_acc__Specification5_spec__3_#t~ret23, __utac_acc__Specification5_spec__3_~tmp~3, __utac_acc__Specification5_spec__3_~tmp___0~1;havoc __utac_acc__Specification5_spec__3_~tmp~3;havoc __utac_acc__Specification5_spec__3_~tmp___0~1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; 473#L938 __utac_acc__Specification5_spec__3_#t~ret22 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~3 := __utac_acc__Specification5_spec__3_#t~ret22;havoc __utac_acc__Specification5_spec__3_#t~ret22; 463#L308 assume !(__utac_acc__Specification5_spec__3_~tmp~3 != 2); 418#L308-1 assume { :end_inline___utac_acc__Specification5_spec__3 } true; 398#L117 assume { :end_inline_timeShift } true; 399#L343-3 [2018-11-10 07:05:15,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:05:15,525 INFO L82 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times [2018-11-10 07:05:15,525 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:05:15,525 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:05:15,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:15,526 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:05:15,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:15,582 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:05:15,583 INFO L82 PathProgramCache]: Analyzing trace with hash 20349179, now seen corresponding path program 1 times [2018-11-10 07:05:15,583 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:05:15,583 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:05:15,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:15,584 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 07:05:15,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:15,595 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:05:15,595 INFO L82 PathProgramCache]: Analyzing trace with hash 1289799218, now seen corresponding path program 1 times [2018-11-10 07:05:15,595 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:05:15,595 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:05:15,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:15,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:05:15,596 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:05:15,669 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 07:05:15,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:05:15,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 07:05:15,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:05:15,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:05:15,745 INFO L87 Difference]: Start difference. First operand 150 states and 193 transitions. cyclomatic complexity: 45 Second operand 5 states. [2018-11-10 07:05:16,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:05:16,011 INFO L93 Difference]: Finished difference Result 469 states and 602 transitions. [2018-11-10 07:05:16,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 07:05:16,013 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 469 states and 602 transitions. [2018-11-10 07:05:16,017 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 196 [2018-11-10 07:05:16,022 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 469 states to 469 states and 602 transitions. [2018-11-10 07:05:16,022 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 469 [2018-11-10 07:05:16,023 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 469 [2018-11-10 07:05:16,023 INFO L73 IsDeterministic]: Start isDeterministic. Operand 469 states and 602 transitions. [2018-11-10 07:05:16,025 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 07:05:16,025 INFO L705 BuchiCegarLoop]: Abstraction has 469 states and 602 transitions. [2018-11-10 07:05:16,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states and 602 transitions. [2018-11-10 07:05:16,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 288. [2018-11-10 07:05:16,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 288 states. [2018-11-10 07:05:16,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 367 transitions. [2018-11-10 07:05:16,038 INFO L728 BuchiCegarLoop]: Abstraction has 288 states and 367 transitions. [2018-11-10 07:05:16,038 INFO L608 BuchiCegarLoop]: Abstraction has 288 states and 367 transitions. [2018-11-10 07:05:16,038 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-10 07:05:16,038 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 288 states and 367 transitions. [2018-11-10 07:05:16,040 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 196 [2018-11-10 07:05:16,040 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 07:05:16,040 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 07:05:16,041 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:05:16,041 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] [2018-11-10 07:05:16,041 INFO L793 eck$LassoCheckResult]: Stem: 1107#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~string5.base, #t~string5.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~string7.base, #t~string7.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 0 := 79];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 1 := 110];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string9.base, #t~string9.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 0 := 79];#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 1 := 102];#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 2 := 102];#memory_int := #memory_int[#t~string9.base,#t~string9.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~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 := 44];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 1 := 80];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 2 := 117];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 3 := 109];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 4 := 112];#memory_int := #memory_int[#t~string11.base,#t~string11.offset + 5 := 58];#memory_int := #memory_int[#t~string11.base,#t~string11.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~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 := 110];#memory_int := #memory_int[#t~string13.base,#t~string13.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~string15.base, #t~string15.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 0 := 79];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 1 := 102];#memory_int := #memory_int[#t~string15.base,#t~string15.offset + 2 := 102];#memory_int := #memory_int[#t~string15.base,#t~string15.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~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 := 41];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 1 := 32];#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 := 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~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 := 10];#memory_int := #memory_int[#t~string19.base,#t~string19.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;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 982#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret28, main_~retValue_acc~5, main_~tmp~5;havoc main_~retValue_acc~5;havoc main_~tmp~5;assume { :begin_inline_select_helpers } true; 983#L65 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 990#L58 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 979#L73 main_#t~ret28 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~5 := main_#t~ret28;havoc main_#t~ret28; 980#L483 assume main_~tmp~5 != 0;assume { :begin_inline_setup } true; 1002#L459 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 1074#L287 assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet24, test_#t~nondet25, test_#t~nondet26, test_#t~nondet27, test_~splverifierCounter~0, test_~tmp~4, test_~tmp___0~2, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~4;havoc test_~tmp___0~2;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 1034#L343-3 [2018-11-10 07:05:16,042 INFO L795 eck$LassoCheckResult]: Loop: 1034#L343-3 assume true; 974#L343-1 assume !false; 975#L344 assume test_~splverifierCounter~0 < 4; 1048#L345 test_~tmp~4 := test_#t~nondet24;havoc test_#t~nondet24; 1049#L353 assume !(test_~tmp~4 != 0); 1070#L353-2 test_~tmp___0~2 := test_#t~nondet25;havoc test_#t~nondet25; 1073#L363 assume !(test_~tmp___0~2 != 0); 1106#L363-2 test_~tmp___2~0 := test_#t~nondet26;havoc test_#t~nondet26; 1015#L373 assume test_~tmp___2~0 != 0;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 1016#L275 assume { :end_inline_startSystem } true; 1037#L381-2 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret21;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~3;havoc isPumpRunning_~retValue_acc~3;isPumpRunning_~retValue_acc~3 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~3; 1044#L211 __utac_acc__Specification5_spec__2_#t~ret21 := isPumpRunning_#res;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret21;havoc __utac_acc__Specification5_spec__2_#t~ret21; 1103#L297 assume { :end_inline___utac_acc__Specification5_spec__2 } true; 1065#L100 assume !(~pumpRunning~0 != 0); 1063#L100-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret2, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; 1018#L158 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__lowWaterSensor } true;havoc processEnvironment__wrappee__lowWaterSensor_#t~ret1, processEnvironment__wrappee__lowWaterSensor_~tmp~0;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~0; 1019#L132-2 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 1115#L124-3 assume { :end_inline_processEnvironment__wrappee__base } true; 1112#L132-3 assume { :end_inline_processEnvironment__wrappee__lowWaterSensor } true; 1113#L158-1 assume { :end_inline_processEnvironment } true; 1152#L107-1 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret22, __utac_acc__Specification5_spec__3_#t~ret23, __utac_acc__Specification5_spec__3_~tmp~3, __utac_acc__Specification5_spec__3_~tmp___0~1;havoc __utac_acc__Specification5_spec__3_~tmp~3;havoc __utac_acc__Specification5_spec__3_~tmp___0~1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~10;havoc getWaterLevel_~retValue_acc~10;getWaterLevel_~retValue_acc~10 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~10; 1136#L938 __utac_acc__Specification5_spec__3_#t~ret22 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~3 := __utac_acc__Specification5_spec__3_#t~ret22;havoc __utac_acc__Specification5_spec__3_#t~ret22; 1104#L308 assume __utac_acc__Specification5_spec__3_~tmp~3 != 2;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~3;havoc isPumpRunning_~retValue_acc~3;isPumpRunning_~retValue_acc~3 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~3; 1105#L211-1 __utac_acc__Specification5_spec__3_#t~ret23 := isPumpRunning_#res;assume { :end_inline_isPumpRunning } true;__utac_acc__Specification5_spec__3_~tmp___0~1 := __utac_acc__Specification5_spec__3_#t~ret23;havoc __utac_acc__Specification5_spec__3_#t~ret23; 1150#L312 assume !(__utac_acc__Specification5_spec__3_~tmp___0~1 != 0); 1148#L308-1 assume { :end_inline___utac_acc__Specification5_spec__3 } true; 1033#L117 assume { :end_inline_timeShift } true; 1034#L343-3 [2018-11-10 07:05:16,042 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:05:16,042 INFO L82 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 3 times [2018-11-10 07:05:16,042 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:05:16,042 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:05:16,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:16,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:05:16,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:16,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:05:16,085 INFO L82 PathProgramCache]: Analyzing trace with hash 2129909559, now seen corresponding path program 1 times [2018-11-10 07:05:16,085 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:05:16,086 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:05:16,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:16,088 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 07:05:16,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:16,096 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:05:16,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1994282322, now seen corresponding path program 1 times [2018-11-10 07:05:16,096 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:05:16,096 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:05:16,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:16,097 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:05:16,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:05:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:05:42,092 WARN L179 SmtUtils]: Spent 25.85 s on a formula simplification. DAG size of input: 409 DAG size of output: 407 [2018-11-10 07:06:04,065 WARN L179 SmtUtils]: Spent 21.97 s on a formula simplification that was a NOOP. DAG size: 405 [2018-11-10 07:06:04,127 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:06:04,130 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:06:04,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 07:06:04 BoogieIcfgContainer [2018-11-10 07:06:04,142 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 07:06:04,142 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:06:04,142 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:06:04,142 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:06:04,143 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:05:15" (3/4) ... [2018-11-10 07:06:04,144 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 07:06:04,186 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_db05a3c5-a80e-4852-9f5e-4af06a2b78fa/bin-2019/uautomizer/witness.graphml [2018-11-10 07:06:04,186 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:06:04,187 INFO L168 Benchmark]: Toolchain (without parser) took 50158.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -188.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:06:04,187 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:06:04,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 319.98 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 933.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:06:04,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 933.4 MB in the beginning and 1.1 GB in the end (delta: -194.7 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:06:04,188 INFO L168 Benchmark]: Boogie Preprocessor took 29.95 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:06:04,188 INFO L168 Benchmark]: RCFGBuilder took 666.80 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: 101.4 MB). Peak memory consumption was 101.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:06:04,188 INFO L168 Benchmark]: BuchiAutomizer took 49014.28 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 38.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -126.7 MB). Peak memory consumption was 203.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:06:04,190 INFO L168 Benchmark]: Witness Printer took 44.52 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: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:06:04,191 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 319.98 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 933.4 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 933.4 MB in the beginning and 1.1 GB in the end (delta: -194.7 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.95 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 666.80 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: 101.4 MB). Peak memory consumption was 101.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 49014.28 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 38.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -126.7 MB). Peak memory consumption was 203.9 MB. Max. memory is 11.5 GB. * Witness Printer took 44.52 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: 5.1 MB). Peak memory consumption was 5.1 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 5 locations. The remainder module has 288 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 48.9s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 48.5s. Construction of modules took 0.1s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 181 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 288 states and ocurred in iteration 2. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 533 SDtfs, 933 SDslu, 642 SDs, 0 SdLazy, 100 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 343]: Nontermination argument in form of an infinite program execution. [2018-11-10 07:06:04,195 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:06:04,195 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:06:04,197 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 07:06:04,198 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 {"Off"=27, NULL=0, "i > 0 && i <= this->argsCount"=0, retValue_acc=1, "OK"=37, retValue_acc=0, "On"=15, "__utac__get_this_argtype"=0, "libacc.c"=0, tmp=0, ",Pump:"=19, "i > 0 && i <= this->argsCount"=34, methaneLevelCritical=0, NULL=2, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2218506f=0, tmp=1, "Env(Water:%i"=0, tmp=0, "CRIT"=0, ",Meth:"=0, tmp___1=0, cleanupTimeShifts=4, switchedOnBeforeTS=0, "i > 0 && i <= this->argsCount"=24, \result=0, ") "=39, NULL=0, systemActive=1, waterLevel=1, "CRIT"=11, \result=1, "__utac__get_this_argtype"=18, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=14, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@72eddbe4=0, "libacc.c"=12, "__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@2da13b6c=0, head=0, pumpRunning=0, "__utac__get_this_arg"=17, "libacc.c"=8, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@64cb7757=0, tmp___0=0, "__utac__get_this_arg"=23, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@729f6cf9=0, "\n"=0, "Off"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@70b4a796=158, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@186c53e=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6b29b918=0, "libacc.c"=0, tmp=1, ") "=0, "libacc.c"=36, ",Meth:"=38, "__utac__get_this_argtype"=35, NULL=0, "OK"=0, ")"=0, "Pump(System:"=33, retValue_acc=1, tmp___2=158, tmp___0=0, splverifierCounter=0, "i > 0 && i <= this->argsCount"=0, "Off"=0, "On"=0, "Pump(System:"=0, ")"=22, "Off"=16, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@47036e35=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@60a68951=0, "i > 0 && i <= this->argsCount"=26, tmp=0, head=0, "\n"=29, "On"=0, NULL=22, ",Pump:"=0, "On"=28, "libacc.c"=0, "Env(Water:%i"=20, "libacc.c"=31, retValue_acc=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 343]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L220] CALL "Pump(System:" [L220] RET "Pump(System:" [L224] CALL "On" [L224] RET "On" [L228] CALL "Off" [L228] RET "Off" [L232] CALL ",Pump:" [L232] RET ",Pump:" [L236] CALL "On" [L236] RET "On" [L240] CALL "Off" [L240] RET "Off" [L244] CALL ") " [L244] RET ") " [L246] CALL "\n" [L246] RET "\n" [L794] CALL "i > 0 && i <= this->argsCount" [L794] RET "i > 0 && i <= this->argsCount" [L794] CALL "libacc.c" [L794] RET "libacc.c" [L795] CALL "__utac__get_this_arg" [L795] RET "__utac__get_this_arg" [L801] CALL "i > 0 && i <= this->argsCount" [L801] RET "i > 0 && i <= this->argsCount" [L801] CALL "libacc.c" [L801] RET "libacc.c" [L802] CALL "__utac__get_this_arg" [L802] RET "__utac__get_this_arg" [L840] CALL "i > 0 && i <= this->argsCount" [L840] RET "i > 0 && i <= this->argsCount" [L840] CALL "libacc.c" [L840] RET "libacc.c" [L841] CALL "__utac__get_this_argtype" [L841] RET "__utac__get_this_argtype" [L847] CALL "i > 0 && i <= this->argsCount" [L847] RET "i > 0 && i <= this->argsCount" [L847] CALL "libacc.c" [L847] RET "libacc.c" [L848] CALL "__utac__get_this_argtype" [L848] RET "__utac__get_this_argtype" [L915] CALL "Env(Water:%i" [L915] RET "Env(Water:%i" [L916] CALL ",Meth:" [L916] RET ",Meth:" [L920] CALL "CRIT" [L920] RET "CRIT" [L924] CALL "OK" [L924] RET "OK" [L928] CALL ")" [L928] RET ")" [L88] int pumpRunning = 0; [L89] int systemActive = 1; [L281] int switchedOnBeforeTS ; [L400] int cleanupTimeShifts = 4; [L863] int waterLevel = 1; [L864] int methaneLevelCritical = 0; [L666] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L474] int retValue_acc ; [L475] int tmp ; [L479] FCALL select_helpers() [L480] FCALL select_features() [L481] CALL, EXPR valid_product() [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] RET return (retValue_acc); [L481] EXPR valid_product() [L481] tmp = valid_product() [L483] COND TRUE \read(tmp) [L485] FCALL setup() [L486] CALL runTest() [L467] CALL __utac_acc__Specification5_spec__1() [L286] RET switchedOnBeforeTS = 0 [L467] __utac_acc__Specification5_spec__1() [L468] CALL test() [L334] int splverifierCounter ; [L335] int tmp ; [L336] int tmp___0 ; [L337] int tmp___1 ; [L338] int tmp___2 ; [L341] splverifierCounter = 0 Loop: [L343] COND TRUE 1 [L345] COND TRUE splverifierCounter < 4 [L351] tmp = __VERIFIER_nondet_int() [L353] COND FALSE !(\read(tmp)) [L361] tmp___0 = __VERIFIER_nondet_int() [L363] COND FALSE !(\read(tmp___0)) [L371] tmp___2 = __VERIFIER_nondet_int() [L373] COND TRUE \read(tmp___2) [L375] CALL startSystem() [L274] RET systemActive = 1 [L375] startSystem() [L388] CALL timeShift() [L98] CALL __utac_acc__Specification5_spec__2() [L295] CALL, EXPR isPumpRunning() [L207] int retValue_acc ; [L210] retValue_acc = pumpRunning [L211] RET return (retValue_acc); [L295] EXPR isPumpRunning() [L295] RET switchedOnBeforeTS = isPumpRunning() [L98] __utac_acc__Specification5_spec__2() [L100] COND FALSE !(\read(pumpRunning)) [L107] COND TRUE \read(systemActive) [L109] CALL processEnvironment() [L155] int tmp ; [L158] COND FALSE !(\read(pumpRunning)) [L173] CALL processEnvironment__wrappee__lowWaterSensor() [L129] int tmp ; [L132] COND FALSE !(\read(pumpRunning)) [L147] RET, FCALL processEnvironment__wrappee__base() [L173] RET processEnvironment__wrappee__lowWaterSensor() [L109] processEnvironment() [L115] CALL __utac_acc__Specification5_spec__3() [L301] int tmp ; [L302] int tmp___0 ; [L306] CALL, EXPR getWaterLevel() [L934] int retValue_acc ; [L937] retValue_acc = waterLevel [L938] RET return (retValue_acc); [L306] EXPR getWaterLevel() [L306] tmp = getWaterLevel() [L308] COND TRUE tmp != 2 [L310] CALL, EXPR isPumpRunning() [L207] int retValue_acc ; [L210] retValue_acc = pumpRunning [L211] RET return (retValue_acc); [L310] EXPR isPumpRunning() [L310] tmp___0 = isPumpRunning() [L312] COND FALSE, RET !(\read(tmp___0)) [L115] RET __utac_acc__Specification5_spec__3() [L388] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...