./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product07_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_bf0602f4-22b4-4191-b7ac-16ba166d30fd/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product07_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/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 eee003d188141d192a4a75bb282a26c7c76ed342 ........................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 05:40:05,524 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:40:05,525 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:40:05,533 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:40:05,533 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:40:05,534 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:40:05,534 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:40:05,536 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:40:05,537 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:40:05,537 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:40:05,538 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:40:05,538 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:40:05,539 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:40:05,539 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:40:05,540 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:40:05,541 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:40:05,541 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:40:05,542 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:40:05,544 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:40:05,545 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:40:05,546 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:40:05,546 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:40:05,548 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:40:05,548 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:40:05,548 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:40:05,549 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:40:05,550 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:40:05,550 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:40:05,551 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:40:05,552 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:40:05,552 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:40:05,552 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:40:05,552 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:40:05,553 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:40:05,553 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:40:05,554 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:40:05,554 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 05:40:05,565 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:40:05,565 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:40:05,566 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:40:05,566 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:40:05,566 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 05:40:05,567 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 05:40:05,567 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 05:40:05,567 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 05:40:05,567 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 05:40:05,567 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 05:40:05,567 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 05:40:05,567 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:40:05,567 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:40:05,568 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 05:40:05,568 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:40:05,568 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:40:05,568 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:40:05,568 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 05:40:05,568 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 05:40:05,568 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 05:40:05,568 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:40:05,569 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:40:05,569 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 05:40:05,569 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 05:40:05,569 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:40:05,569 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:40:05,569 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 05:40:05,569 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:40:05,569 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 05:40:05,569 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 05:40:05,570 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 05:40:05,570 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_bf0602f4-22b4-4191-b7ac-16ba166d30fd/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 -> eee003d188141d192a4a75bb282a26c7c76ed342 [2018-11-10 05:40:05,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:40:05,599 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:40:05,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:40:05,602 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:40:05,602 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:40:05,602 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product07_true-unreach-call_false-termination.cil.c [2018-11-10 05:40:05,639 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/bin-2019/uautomizer/data/265fad505/e94839900449406c89a14d383ffc605b/FLAG097060997 [2018-11-10 05:40:06,075 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:40:06,075 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/sv-benchmarks/c/product-lines/minepump_spec1_product07_true-unreach-call_false-termination.cil.c [2018-11-10 05:40:06,082 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/bin-2019/uautomizer/data/265fad505/e94839900449406c89a14d383ffc605b/FLAG097060997 [2018-11-10 05:40:06,092 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/bin-2019/uautomizer/data/265fad505/e94839900449406c89a14d383ffc605b [2018-11-10 05:40:06,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:40:06,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:40:06,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:40:06,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:40:06,100 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:40:06,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:40:06" (1/1) ... [2018-11-10 05:40:06,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b52ac19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06, skipping insertion in model container [2018-11-10 05:40:06,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:40:06" (1/1) ... [2018-11-10 05:40:06,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:40:06,143 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:40:06,326 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:40:06,335 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:40:06,385 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:40:06,401 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:40:06,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06 WrapperNode [2018-11-10 05:40:06,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:40:06,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:40:06,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:40:06,402 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:40:06,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06" (1/1) ... [2018-11-10 05:40:06,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06" (1/1) ... [2018-11-10 05:40:06,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:40:06,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:40:06,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:40:06,490 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:40:06,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06" (1/1) ... [2018-11-10 05:40:06,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06" (1/1) ... [2018-11-10 05:40:06,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06" (1/1) ... [2018-11-10 05:40:06,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06" (1/1) ... [2018-11-10 05:40:06,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06" (1/1) ... [2018-11-10 05:40:06,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06" (1/1) ... [2018-11-10 05:40:06,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06" (1/1) ... [2018-11-10 05:40:06,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:40:06,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:40:06,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:40:06,521 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:40:06,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/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 05:40:06,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:40:06,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:40:07,104 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:40:07,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:40:07 BoogieIcfgContainer [2018-11-10 05:40:07,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:40:07,105 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 05:40:07,105 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 05:40:07,107 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 05:40:07,108 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 05:40:07,108 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 05:40:06" (1/3) ... [2018-11-10 05:40:07,109 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d81344e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 05:40:07, skipping insertion in model container [2018-11-10 05:40:07,109 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 05:40:07,109 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:40:06" (2/3) ... [2018-11-10 05:40:07,109 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d81344e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 05:40:07, skipping insertion in model container [2018-11-10 05:40:07,109 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 05:40:07,109 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:40:07" (3/3) ... [2018-11-10 05:40:07,111 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product07_true-unreach-call_false-termination.cil.c [2018-11-10 05:40:07,157 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 05:40:07,157 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 05:40:07,157 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 05:40:07,157 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 05:40:07,157 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:40:07,157 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:40:07,158 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 05:40:07,158 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:40:07,158 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 05:40:07,167 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 102 states. [2018-11-10 05:40:07,189 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 66 [2018-11-10 05:40:07,189 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 05:40:07,189 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 05:40:07,195 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:40:07,195 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:40:07,195 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 05:40:07,195 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 102 states. [2018-11-10 05:40:07,200 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 66 [2018-11-10 05:40:07,200 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 05:40:07,200 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 05:40:07,201 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:40:07,201 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:40:07,205 INFO L793 eck$LassoCheckResult]: Stem: 81#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string1.base, #t~string1.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string3.base, #t~string3.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 0 := 44];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 1 := 77];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 2 := 101];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 3 := 116];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 4 := 104];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 5 := 58];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string5.base, #t~string5.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 0 := 67];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 1 := 82];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 2 := 73];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 3 := 84];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string7.base, #t~string7.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 0 := 79];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 1 := 75];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string9.base, #t~string9.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 0 := 41];#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string15.base, #t~string15.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~string17.base, #t~string17.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 0 := 79];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 1 := 110];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 0 := 79];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 1 := 102];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 2 := 102];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 0 := 44];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 1 := 80];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 2 := 117];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 3 := 109];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 4 := 112];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 5 := 58];#memory_int := #memory_int[#t~string21.base,#t~string21.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~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 0 := 79];#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 1 := 110];#memory_int := #memory_int[#t~string23.base,#t~string23.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~string25.base, #t~string25.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string25.base,#t~string25.offset + 0 := 79];#memory_int := #memory_int[#t~string25.base,#t~string25.offset + 1 := 102];#memory_int := #memory_int[#t~string25.base,#t~string25.offset + 2 := 102];#memory_int := #memory_int[#t~string25.base,#t~string25.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~string27.base, #t~string27.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string27.base,#t~string27.offset + 0 := 41];#memory_int := #memory_int[#t~string27.base,#t~string27.offset + 1 := 32];#memory_int := #memory_int[#t~string27.base,#t~string27.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~string29.base, #t~string29.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string29.base,#t~string29.offset + 0 := 10];#memory_int := #memory_int[#t~string29.base,#t~string29.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~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~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 := 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~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 := 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~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 := 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~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 := 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~string63.base, #t~string63.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string64.base, #t~string64.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~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 := 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~string66.base, #t~string66.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~string67.base, #t~string67.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~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~6, main_~tmp~3;havoc main_~retValue_acc~6;havoc main_~tmp~3;assume { :begin_inline_select_helpers } true; 5#L409true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 69#L402true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 21#L417true main_#t~ret35 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; 66#L504true assume main_~tmp~3 != 0;assume { :begin_inline_setup } true; 94#L481true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet30, test_#t~nondet31, test_#t~nondet32, test_#t~nondet33, test_~splverifierCounter~0, test_~tmp~2, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~2;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 84#L327-3true [2018-11-10 05:40:07,206 INFO L795 eck$LassoCheckResult]: Loop: 84#L327-3true assume true; 91#L327-1true assume !false; 59#L328true assume test_~splverifierCounter~0 < 4; 9#L329true test_~tmp~2 := test_#t~nondet30;havoc test_#t~nondet30; 26#L337true assume !(test_~tmp~2 != 0); 31#L337-2true test_~tmp___0~1 := test_#t~nondet31;havoc test_#t~nondet31; 72#L347true assume !(test_~tmp___0~1 != 0); 65#L347-2true test_~tmp___2~0 := test_#t~nondet32;havoc test_#t~nondet32; 104#L357true assume test_~tmp___2~0 != 0; 80#L363-2true assume { :begin_inline_timeShift } true; 4#L175true assume !(~pumpRunning~0 != 0); 14#L175-2true assume !(~systemActive~0 != 0); 68#L182-1true assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10, __utac_acc__Specification1_spec__1_#t~ret11, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; 46#L89-1true __utac_acc__Specification1_spec__1_#t~ret10 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret10;havoc __utac_acc__Specification1_spec__1_#t~ret10; 23#L136true assume !(__utac_acc__Specification1_spec__1_~tmp~0 != 0); 20#L136-1true assume { :end_inline___utac_acc__Specification1_spec__1 } true; 101#L192true assume { :end_inline_timeShift } true; 84#L327-3true [2018-11-10 05:40:07,211 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:40:07,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-11-10 05:40:07,213 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:40:07,213 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:40:07,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:40:07,244 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:40:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:40:07,369 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:40:07,370 INFO L82 PathProgramCache]: Analyzing trace with hash 820261235, now seen corresponding path program 1 times [2018-11-10 05:40:07,370 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:40:07,370 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:40:07,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:40:07,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:40:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:40:07,382 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:40:07,383 INFO L82 PathProgramCache]: Analyzing trace with hash -111420369, now seen corresponding path program 1 times [2018-11-10 05:40:07,383 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:40:07,383 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:40:07,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,383 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:40:07,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:40:07,503 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 05:40:07,505 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:40:07,505 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 05:40:07,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:40:07,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:40:07,588 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 6 states. [2018-11-10 05:40:07,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:40:07,764 INFO L93 Difference]: Finished difference Result 257 states and 323 transitions. [2018-11-10 05:40:07,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-10 05:40:07,766 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 257 states and 323 transitions. [2018-11-10 05:40:07,772 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 165 [2018-11-10 05:40:07,777 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 257 states to 227 states and 293 transitions. [2018-11-10 05:40:07,778 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 227 [2018-11-10 05:40:07,779 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 227 [2018-11-10 05:40:07,780 INFO L73 IsDeterministic]: Start isDeterministic. Operand 227 states and 293 transitions. [2018-11-10 05:40:07,781 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 05:40:07,781 INFO L705 BuchiCegarLoop]: Abstraction has 227 states and 293 transitions. [2018-11-10 05:40:07,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states and 293 transitions. [2018-11-10 05:40:07,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 143. [2018-11-10 05:40:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2018-11-10 05:40:07,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 185 transitions. [2018-11-10 05:40:07,808 INFO L728 BuchiCegarLoop]: Abstraction has 143 states and 185 transitions. [2018-11-10 05:40:07,809 INFO L608 BuchiCegarLoop]: Abstraction has 143 states and 185 transitions. [2018-11-10 05:40:07,809 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 05:40:07,809 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 143 states and 185 transitions. [2018-11-10 05:40:07,811 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 104 [2018-11-10 05:40:07,811 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 05:40:07,811 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 05:40:07,811 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:40:07,812 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 05:40:07,812 INFO L793 eck$LassoCheckResult]: Stem: 425#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string1.base, #t~string1.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string3.base, #t~string3.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 0 := 44];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 1 := 77];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 2 := 101];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 3 := 116];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 4 := 104];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 5 := 58];#memory_int := #memory_int[#t~string3.base,#t~string3.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string5.base, #t~string5.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 0 := 67];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 1 := 82];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 2 := 73];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 3 := 84];#memory_int := #memory_int[#t~string5.base,#t~string5.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string7.base, #t~string7.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 0 := 79];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 1 := 75];#memory_int := #memory_int[#t~string7.base,#t~string7.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string9.base, #t~string9.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 0 := 41];#memory_int := #memory_int[#t~string9.base,#t~string9.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string15.base, #t~string15.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~string17.base, #t~string17.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 0 := 79];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 1 := 110];#memory_int := #memory_int[#t~string17.base,#t~string17.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string19.base, #t~string19.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 0 := 79];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 1 := 102];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 2 := 102];#memory_int := #memory_int[#t~string19.base,#t~string19.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string21.base, #t~string21.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 0 := 44];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 1 := 80];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 2 := 117];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 3 := 109];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 4 := 112];#memory_int := #memory_int[#t~string21.base,#t~string21.offset + 5 := 58];#memory_int := #memory_int[#t~string21.base,#t~string21.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~string23.base, #t~string23.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 0 := 79];#memory_int := #memory_int[#t~string23.base,#t~string23.offset + 1 := 110];#memory_int := #memory_int[#t~string23.base,#t~string23.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~string25.base, #t~string25.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string25.base,#t~string25.offset + 0 := 79];#memory_int := #memory_int[#t~string25.base,#t~string25.offset + 1 := 102];#memory_int := #memory_int[#t~string25.base,#t~string25.offset + 2 := 102];#memory_int := #memory_int[#t~string25.base,#t~string25.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~string27.base, #t~string27.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string27.base,#t~string27.offset + 0 := 41];#memory_int := #memory_int[#t~string27.base,#t~string27.offset + 1 := 32];#memory_int := #memory_int[#t~string27.base,#t~string27.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~string29.base, #t~string29.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string29.base,#t~string29.offset + 0 := 10];#memory_int := #memory_int[#t~string29.base,#t~string29.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~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~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 := 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~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 := 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~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 := 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~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 := 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~string63.base, #t~string63.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 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~string64.base, #t~string64.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~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 := 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~string66.base, #t~string66.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~string67.base, #t~string67.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~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 392#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret35, main_~retValue_acc~6, main_~tmp~3;havoc main_~retValue_acc~6;havoc main_~tmp~3;assume { :begin_inline_select_helpers } true; 382#L409 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 383#L402 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 400#L417 main_#t~ret35 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~3 := main_#t~ret35;havoc main_#t~ret35; 388#L504 assume main_~tmp~3 != 0;assume { :begin_inline_setup } true; 389#L481 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet30, test_#t~nondet31, test_#t~nondet32, test_#t~nondet33, test_~splverifierCounter~0, test_~tmp~2, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~2;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 435#L327-3 [2018-11-10 05:40:07,812 INFO L795 eck$LassoCheckResult]: Loop: 435#L327-3 assume true; 436#L327-1 assume !false; 453#L328 assume test_~splverifierCounter~0 < 4; 393#L329 test_~tmp~2 := test_#t~nondet30;havoc test_#t~nondet30; 394#L337 assume !(test_~tmp~2 != 0); 429#L337-2 test_~tmp___0~1 := test_#t~nondet31;havoc test_#t~nondet31; 405#L347 assume !(test_~tmp___0~1 != 0); 384#L347-2 test_~tmp___2~0 := test_#t~nondet32;havoc test_#t~nondet32; 385#L357 assume test_~tmp___2~0 != 0; 424#L363-2 assume { :begin_inline_timeShift } true; 377#L175 assume !(~pumpRunning~0 != 0); 378#L175-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret12, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; 404#L207 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 441#L199-1 assume { :end_inline_processEnvironment__wrappee__base } true; 387#L207-1 assume { :end_inline_processEnvironment } true; 398#L182-1 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret10, __utac_acc__Specification1_spec__1_#t~ret11, __utac_acc__Specification1_spec__1_~tmp~0, __utac_acc__Specification1_spec__1_~tmp___0~0;havoc __utac_acc__Specification1_spec__1_~tmp~0;havoc __utac_acc__Specification1_spec__1_~tmp___0~0;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~0;havoc isMethaneLevelCritical_~retValue_acc~0;isMethaneLevelCritical_~retValue_acc~0 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~0; 399#L89-1 __utac_acc__Specification1_spec__1_#t~ret10 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~0 := __utac_acc__Specification1_spec__1_#t~ret10;havoc __utac_acc__Specification1_spec__1_#t~ret10; 419#L136 assume !(__utac_acc__Specification1_spec__1_~tmp~0 != 0); 416#L136-1 assume { :end_inline___utac_acc__Specification1_spec__1 } true; 417#L192 assume { :end_inline_timeShift } true; 435#L327-3 [2018-11-10 05:40:07,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:40:07,813 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-11-10 05:40:07,813 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:40:07,813 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:40:07,820 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:40:07,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:40:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:40:07,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:40:07,863 INFO L82 PathProgramCache]: Analyzing trace with hash -794605216, now seen corresponding path program 1 times [2018-11-10 05:40:07,863 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:40:07,863 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:40:07,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,864 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 05:40:07,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:40:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:40:07,872 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:40:07,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1852364068, now seen corresponding path program 1 times [2018-11-10 05:40:07,872 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:40:07,872 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:40:07,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:40:07,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:40:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:40:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:40:41,619 WARN L179 SmtUtils]: Spent 33.64 s on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-11-10 05:41:04,173 WARN L179 SmtUtils]: Spent 22.55 s on a formula simplification that was a NOOP. DAG size: 403 [2018-11-10 05:41:04,240 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:41:04,242 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:41:04,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 05:41:04 BoogieIcfgContainer [2018-11-10 05:41:04,253 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 05:41:04,253 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:41:04,253 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:41:04,253 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:41:04,254 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:40:07" (3/4) ... [2018-11-10 05:41:04,256 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 05:41:04,293 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bf0602f4-22b4-4191-b7ac-16ba166d30fd/bin-2019/uautomizer/witness.graphml [2018-11-10 05:41:04,294 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:41:04,294 INFO L168 Benchmark]: Toolchain (without parser) took 58198.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 958.2 MB in the beginning and 968.1 MB in the end (delta: -9.9 MB). Peak memory consumption was 163.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,295 INFO L168 Benchmark]: CDTParser took 0.10 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 05:41:04,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.70 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 934.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -207.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,296 INFO L168 Benchmark]: Boogie Preprocessor took 29.75 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 05:41:04,296 INFO L168 Benchmark]: RCFGBuilder took 584.18 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: 90.6 MB). Peak memory consumption was 90.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,296 INFO L168 Benchmark]: BuchiAutomizer took 57148.17 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 25.7 MB). Free memory was 1.0 GB in the beginning and 972.7 MB in the end (delta: 75.3 MB). Peak memory consumption was 175.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,297 INFO L168 Benchmark]: Witness Printer took 40.63 ms. Allocated memory is still 1.2 GB. Free memory was 972.7 MB in the beginning and 968.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,299 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 304.70 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 934.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 88.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -207.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.75 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 584.18 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: 90.6 MB). Peak memory consumption was 90.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 57148.17 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 25.7 MB). Free memory was 1.0 GB in the beginning and 972.7 MB in the end (delta: 75.3 MB). Peak memory consumption was 175.1 MB. Max. memory is 11.5 GB. * Witness Printer took 40.63 ms. Allocated memory is still 1.2 GB. Free memory was 972.7 MB in the beginning and 968.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 143 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 57.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 56.7s. Construction of modules took 0.1s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 84 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 143 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 120 SDtfs, 449 SDslu, 658 SDs, 0 SdLazy, 42 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 327]: Nontermination argument in form of an infinite program execution. [2018-11-10 05:41:04,305 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:41:04,306 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:41:04,308 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:41:04,309 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {"Pump(System:"=33, NULL=0, retValue_acc=0, "libacc.c"=0, "libacc.c"=20, "Env(Water:%i"=38, "i > 0 && i <= this->argsCount"=0, retValue_acc=0, "OK"=35, "i > 0 && i <= this->argsCount"=15, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6b4ea2ab=0, "libacc.c"=14, "__utac__get_this_arg"=19, methaneLevelCritical=0, NULL=25, tmp=0, "__utac__get_this_argtype"=0, "__utac__get_this_argtype"=0, "i > 0 && i <= this->argsCount"=0, "__utac__get_this_argtype"=40, "libacc.c"=0, tmp___1=0, "\n"=23, "On"=27, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5f33fdb1=0, tmp___0=0, cleanupTimeShifts=4, "Off"=26, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2835c1f4=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@56e42d82=0, "On"=31, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@d135915=0, "Off"=0, "On"=0, ",Pump:"=0, ") "=0, "\n"=0, NULL=0, systemActive=1, waterLevel=1, "libacc.c"=17, "i > 0 && i <= this->argsCount"=0, "libacc.c"=0, "libacc.c"=0, "i > 0 && i <= this->argsCount"=0, "__utac__get_this_arg"=0, \result=1, head=0, pumpRunning=0, "i > 0 && i <= this->argsCount"=18, \result=0, ",Pump:"=28, tmp=1, "Off"=0, "i > 0 && i <= this->argsCount"=8, "Pump(System:"=0, "On"=0, tmp=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1cbf370d=174, retValue_acc=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e6199c0=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1ac04ef8=0, "libacc.c"=11, NULL=0, "CRIT"=36, tmp___2=174, tmp___0=0, splverifierCounter=0, "Env(Water:%i"=0, ",Meth:"=0, "__utac__get_this_arg"=0, ")"=0, "OK"=0, "CRIT"=0, \result=0, ")"=34, "__utac__get_this_arg"=16, tmp=0, head=0, "Off"=29, ") "=24, ",Meth:"=37, NULL=40, "i > 0 && i <= this->argsCount"=22, "__utac__get_this_argtype"=12} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 327]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L98] CALL "Env(Water:%i" [L98] RET "Env(Water:%i" [L99] CALL ",Meth:" [L99] RET ",Meth:" [L103] CALL "CRIT" [L103] RET "CRIT" [L107] CALL "OK" [L107] RET "OK" [L111] CALL ")" [L111] RET ")" [L269] CALL "Pump(System:" [L269] RET "Pump(System:" [L273] CALL "On" [L273] RET "On" [L277] CALL "Off" [L277] RET "Off" [L281] CALL ",Pump:" [L281] RET ",Pump:" [L285] CALL "On" [L285] RET "On" [L289] CALL "Off" [L289] RET "Off" [L293] CALL ") " [L293] RET ") " [L295] CALL "\n" [L295] RET "\n" [L815] CALL "i > 0 && i <= this->argsCount" [L815] RET "i > 0 && i <= this->argsCount" [L815] CALL "libacc.c" [L815] RET "libacc.c" [L816] CALL "__utac__get_this_arg" [L816] RET "__utac__get_this_arg" [L822] CALL "i > 0 && i <= this->argsCount" [L822] RET "i > 0 && i <= this->argsCount" [L822] CALL "libacc.c" [L822] RET "libacc.c" [L823] CALL "__utac__get_this_arg" [L823] RET "__utac__get_this_arg" [L861] CALL "i > 0 && i <= this->argsCount" [L861] RET "i > 0 && i <= this->argsCount" [L861] CALL "libacc.c" [L861] RET "libacc.c" [L862] CALL "__utac__get_this_argtype" [L862] RET "__utac__get_this_argtype" [L868] CALL "i > 0 && i <= this->argsCount" [L868] RET "i > 0 && i <= this->argsCount" [L868] CALL "libacc.c" [L868] RET "libacc.c" [L869] CALL "__utac__get_this_argtype" [L869] RET "__utac__get_this_argtype" [L46] int waterLevel = 1; [L47] int methaneLevelCritical = 0; [L168] int pumpRunning = 0; [L169] int systemActive = 1; [L422] int cleanupTimeShifts = 4; [L687] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L495] int retValue_acc ; [L496] int tmp ; [L500] FCALL select_helpers() [L501] FCALL select_features() [L502] CALL, EXPR valid_product() [L413] int retValue_acc ; [L416] retValue_acc = 1 [L417] RET return (retValue_acc); [L502] EXPR valid_product() [L502] tmp = valid_product() [L504] COND TRUE \read(tmp) [L506] FCALL setup() [L507] CALL runTest() [L489] CALL test() [L318] int splverifierCounter ; [L319] int tmp ; [L320] int tmp___0 ; [L321] int tmp___1 ; [L322] int tmp___2 ; [L325] splverifierCounter = 0 Loop: [L327] COND TRUE 1 [L329] COND TRUE splverifierCounter < 4 [L335] tmp = __VERIFIER_nondet_int() [L337] COND FALSE !(\read(tmp)) [L345] tmp___0 = __VERIFIER_nondet_int() [L347] COND FALSE !(\read(tmp___0)) [L355] tmp___2 = __VERIFIER_nondet_int() [L357] COND TRUE \read(tmp___2) [L372] CALL timeShift() [L175] COND FALSE !(\read(pumpRunning)) [L182] COND TRUE \read(systemActive) [L184] CALL processEnvironment() [L204] int tmp ; [L207] COND FALSE !(\read(pumpRunning)) [L222] RET, FCALL processEnvironment__wrappee__base() [L184] processEnvironment() [L190] CALL __utac_acc__Specification1_spec__1() [L129] int tmp ; [L130] int tmp___0 ; [L134] CALL, EXPR isMethaneLevelCritical() [L85] int retValue_acc ; [L88] retValue_acc = methaneLevelCritical [L89] RET return (retValue_acc); [L134] EXPR isMethaneLevelCritical() [L134] tmp = isMethaneLevelCritical() [L136] COND FALSE, RET !(\read(tmp)) [L190] RET __utac_acc__Specification1_spec__1() [L372] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...