./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_product20_false-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product20_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/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 d9c8d96fa066b936760c08808baca1cb90cf1092 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 09:37:04,542 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:37:04,543 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:37:04,551 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:37:04,551 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:37:04,552 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:37:04,553 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:37:04,554 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:37:04,556 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:37:04,557 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:37:04,557 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:37:04,558 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:37:04,558 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:37:04,559 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:37:04,560 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:37:04,560 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:37:04,561 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:37:04,562 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:37:04,564 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:37:04,565 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:37:04,565 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:37:04,566 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:37:04,568 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:37:04,569 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:37:04,569 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:37:04,570 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:37:04,570 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:37:04,571 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:37:04,572 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:37:04,572 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:37:04,572 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:37:04,573 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:37:04,573 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:37:04,573 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:37:04,574 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:37:04,574 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:37:04,574 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-23 09:37:04,583 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:37:04,584 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:37:04,584 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 09:37:04,585 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 09:37:04,585 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 09:37:04,585 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 09:37:04,585 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 09:37:04,585 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 09:37:04,585 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 09:37:04,586 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 09:37:04,586 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 09:37:04,586 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:37:04,586 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 09:37:04,586 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 09:37:04,586 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 09:37:04,586 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 09:37:04,587 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:37:04,587 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 09:37:04,587 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 09:37:04,587 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 09:37:04,587 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 09:37:04,587 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:37:04,587 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 09:37:04,588 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:37:04,588 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 09:37:04,588 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:37:04,588 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 09:37:04,588 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 09:37:04,588 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:37:04,588 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 09:37:04,589 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 09:37:04,589 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 09:37:04,589 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_9f7bfe06-9019-4989-8d52-8b97d0aec29e/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 -> d9c8d96fa066b936760c08808baca1cb90cf1092 [2018-11-23 09:37:04,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:37:04,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:37:04,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:37:04,630 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:37:04,630 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:37:04,631 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec1_product20_false-unreach-call_true-termination.cil.c [2018-11-23 09:37:04,676 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/data/e84a20f16/cfc7426af6f043858b7316c674396cbe/FLAG2effdf97d [2018-11-23 09:37:05,140 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:37:05,141 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/sv-benchmarks/c/product-lines/elevator_spec1_product20_false-unreach-call_true-termination.cil.c [2018-11-23 09:37:05,157 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/data/e84a20f16/cfc7426af6f043858b7316c674396cbe/FLAG2effdf97d [2018-11-23 09:37:05,648 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/data/e84a20f16/cfc7426af6f043858b7316c674396cbe [2018-11-23 09:37:05,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:37:05,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:37:05,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:37:05,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:37:05,655 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:37:05,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:37:05" (1/1) ... [2018-11-23 09:37:05,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@190dcc22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:05, skipping insertion in model container [2018-11-23 09:37:05,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:37:05" (1/1) ... [2018-11-23 09:37:05,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:37:05,712 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:37:06,130 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:37:06,141 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:37:06,219 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:37:06,257 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:37:06,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06 WrapperNode [2018-11-23 09:37:06,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:37:06,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:37:06,258 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:37:06,258 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:37:06,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06" (1/1) ... [2018-11-23 09:37:06,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06" (1/1) ... [2018-11-23 09:37:06,454 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:37:06,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:37:06,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:37:06,455 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:37:06,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06" (1/1) ... [2018-11-23 09:37:06,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06" (1/1) ... [2018-11-23 09:37:06,488 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06" (1/1) ... [2018-11-23 09:37:06,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06" (1/1) ... [2018-11-23 09:37:06,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06" (1/1) ... [2018-11-23 09:37:06,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06" (1/1) ... [2018-11-23 09:37:06,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06" (1/1) ... [2018-11-23 09:37:06,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:37:06,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:37:06,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:37:06,644 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:37:06,645 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/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 [2018-11-23 09:37:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 09:37:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 09:37:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:37:06,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:37:12,300 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:37:12,300 INFO L280 CfgBuilder]: Removed 1113 assue(true) statements. [2018-11-23 09:37:12,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:37:12 BoogieIcfgContainer [2018-11-23 09:37:12,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:37:12,301 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 09:37:12,301 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 09:37:12,304 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 09:37:12,305 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 09:37:12,305 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 09:37:05" (1/3) ... [2018-11-23 09:37:12,306 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ea551cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 09:37:12, skipping insertion in model container [2018-11-23 09:37:12,306 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 09:37:12,306 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:37:06" (2/3) ... [2018-11-23 09:37:12,307 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ea551cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 09:37:12, skipping insertion in model container [2018-11-23 09:37:12,307 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 09:37:12,307 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:37:12" (3/3) ... [2018-11-23 09:37:12,309 INFO L375 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product20_false-unreach-call_true-termination.cil.c [2018-11-23 09:37:12,363 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 09:37:12,364 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 09:37:12,364 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 09:37:12,364 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 09:37:12,364 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 09:37:12,364 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 09:37:12,364 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 09:37:12,365 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 09:37:12,365 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 09:37:12,439 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4762 states. [2018-11-23 09:37:12,545 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2341 [2018-11-23 09:37:12,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 09:37:12,546 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 09:37:12,561 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:37:12,561 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:37:12,561 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 09:37:12,561 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4762 states. [2018-11-23 09:37:12,613 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2341 [2018-11-23 09:37:12,614 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 09:37:12,614 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 09:37:12,617 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:37:12,617 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 09:37:12,624 INFO L794 eck$LassoCheckResult]: Stem: 2857#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string53.base, #t~string53.offset := #Ultimate.alloc(10);call #t~string55.base, #t~string55.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string55.base, #t~string55.offset, 1);call write~init~int(95, #t~string55.base, 1 + #t~string55.offset, 1);call write~init~int(93, #t~string55.base, 2 + #t~string55.offset, 1);call write~init~int(0, #t~string55.base, 3 + #t~string55.offset, 1);call #t~string57.base, #t~string57.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string57.base, #t~string57.offset, 1);call write~init~int(93, #t~string57.base, 1 + #t~string57.offset, 1);call write~init~int(32, #t~string57.base, 2 + #t~string57.offset, 1);call write~init~int(0, #t~string57.base, 3 + #t~string57.offset, 1);call #t~string59.base, #t~string59.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string59.base, #t~string59.offset, 1);call write~init~int(97, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(116, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(32, #t~string59.base, 3 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 4 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string61.base, #t~string61.offset, 1);call write~init~int(105, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 2 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.alloc(10);call #t~string65.base, #t~string65.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string65.base, #t~string65.offset, 1);call write~init~int(112, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string67.base, #t~string67.offset, 1);call write~init~int(111, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(119, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 3 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 4 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string69.base, #t~string69.offset, 1);call write~init~int(73, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(76, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(95, #t~string69.base, 3 + #t~string69.offset, 1);call write~init~int(112, #t~string69.base, 4 + #t~string69.offset, 1);call write~init~int(58, #t~string69.base, 5 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 6 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string71.base, #t~string71.offset, 1);call write~init~int(37, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(105, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 3 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string73.base, #t~string73.offset, 1);call write~init~int(37, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(105, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(37, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(105, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(37, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(37, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 3 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(70, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(95, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(112, #t~string81.base, 3 + #t~string81.offset, 1);call write~init~int(58, #t~string81.base, 4 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 5 + #t~string81.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(37, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(105, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 3 + #t~string87.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string90.base, #t~string90.offset, 1);call write~init~int(37, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(105, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string96.base, #t~string96.offset, 1);call write~init~int(37, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(105, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string98.base, #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 1 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.alloc(9);call #t~string122.base, #t~string122.offset := #Ultimate.alloc(30);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(9);call #t~string124.base, #t~string124.offset := #Ultimate.alloc(21);call #t~string125.base, #t~string125.offset := #Ultimate.alloc(30);call #t~string126.base, #t~string126.offset := #Ultimate.alloc(9);call #t~string127.base, #t~string127.offset := #Ultimate.alloc(21);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(30);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(9);call #t~string133.base, #t~string133.offset := #Ultimate.alloc(25);call #t~string134.base, #t~string134.offset := #Ultimate.alloc(30);call #t~string135.base, #t~string135.offset := #Ultimate.alloc(9);call #t~string136.base, #t~string136.offset := #Ultimate.alloc(25);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 3904#L-1true havoc main_#res;havoc main_#t~ret159, main_~retValue_acc~26, main_~tmp~27;havoc main_~retValue_acc~26;havoc main_~tmp~27; 4600#L2037true havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 3071#L2045true main_#t~ret159 := valid_product_#res;main_~tmp~27 := main_#t~ret159;havoc main_#t~ret159; 907#L3157true assume 0 != main_~tmp~27; 1199#L3130true ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 4435#L3185true havoc bigMacCall_#t~ret152, bigMacCall_~tmp~24;havoc bigMacCall_~tmp~24;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~28;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~28; 977#L3395true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~28 := 4;getOrigin_#res := getOrigin_~retValue_acc~28; 821#L3420true bigMacCall_#t~ret152 := getOrigin_#res;bigMacCall_~tmp~24 := bigMacCall_#t~ret152;havoc bigMacCall_#t~ret152;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~24;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1172#L2511true assume 0 == initPersonOnFloor_~floor; 1117#L2512true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 175#L2619-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 2690#L3192true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 3478#L3204-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 2596#L2315-2true havoc angelinaCall_#t~ret149, angelinaCall_~tmp~21;havoc angelinaCall_~tmp~21;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~28;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~28; 973#L3395-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~28 := 4;getOrigin_#res := getOrigin_~retValue_acc~28; 824#L3420-1true angelinaCall_#t~ret149 := getOrigin_#res;angelinaCall_~tmp~21 := angelinaCall_#t~ret149;havoc angelinaCall_#t~ret149;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~21;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1153#L2511-1true assume 0 == initPersonOnFloor_~floor; 1096#L2512-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 159#L2619-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 2700#L3192-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 3485#L3204-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 2601#L2315-5true havoc cleanup_#t~ret153, cleanup_#t~ret154, cleanup_~i~3, cleanup_~tmp~25, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~25;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret52, timeShift_~tmp~11;havoc timeShift_~tmp~11;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 3539#L293true timeShift_#t~ret52 := areDoorsOpen_#res;timeShift_~tmp~11 := timeShift_#t~ret52;havoc timeShift_#t~ret52; 3810#L1236true assume 0 != timeShift_~tmp~11; 3702#L1237true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 3563#L909-11true havoc __utac_acc__Specification1_spec__3_#t~ret160, __utac_acc__Specification1_spec__3_#t~ret161, __utac_acc__Specification1_spec__3_#t~ret162, __utac_acc__Specification1_spec__3_#t~ret163, __utac_acc__Specification1_spec__3_#t~ret164, __utac_acc__Specification1_spec__3_#t~ret165, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~28, __utac_acc__Specification1_spec__3_~tmp___0~12, __utac_acc__Specification1_spec__3_~tmp___1~8, __utac_acc__Specification1_spec__3_~tmp___2~6, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~28;havoc __utac_acc__Specification1_spec__3_~tmp___0~12;havoc __utac_acc__Specification1_spec__3_~tmp___1~8;havoc __utac_acc__Specification1_spec__3_~tmp___2~6;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 2802#L284-6true __utac_acc__Specification1_spec__3_#t~ret160 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~28 := __utac_acc__Specification1_spec__3_#t~ret160;havoc __utac_acc__Specification1_spec__3_#t~ret160;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~28; 1650#L3230true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 1781#L3231true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 3560#L293-1true __utac_acc__Specification1_spec__3_#t~ret161 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret161;havoc __utac_acc__Specification1_spec__3_#t~ret161; 208#L3235true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 3454#L3290true cleanup_~i~3 := 0; 2066#L2962-2true [2018-11-23 09:37:12,624 INFO L796 eck$LassoCheckResult]: Loop: 2066#L2962-2true assume !false; 1812#L2963true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 1646#L2966true assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~0;havoc isBlocked_~retValue_acc~0;isBlocked_~retValue_acc~0 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~0; 1307#L131true cleanup_#t~ret153 := isBlocked_#res;cleanup_~tmp___0~10 := cleanup_#t~ret153;havoc cleanup_#t~ret153; 414#L2970true assume 1 != cleanup_~tmp___0~10; 394#L2970-1true havoc isIdle_#res;havoc isIdle_#t~ret7, isIdle_~retValue_acc~7, isIdle_~tmp~3;havoc isIdle_~retValue_acc~7;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret2, anyStopRequested_#t~ret3, anyStopRequested_#t~ret4, anyStopRequested_#t~ret5, anyStopRequested_#t~ret6, anyStopRequested_~retValue_acc~6, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~0, anyStopRequested_~tmp___1~0, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~6;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~0;havoc anyStopRequested_~tmp___1~0;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 3250#L2235-50true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 298#L2262-50true anyStopRequested_#t~ret2 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret2;havoc anyStopRequested_#t~ret2; 1498#L392true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~6 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~6; 4334#L456true isIdle_#t~ret7 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret7;havoc isIdle_#t~ret7;isIdle_~retValue_acc~7 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~7; 3567#L469true cleanup_#t~ret154 := isIdle_#res;cleanup_~tmp~25 := cleanup_#t~ret154;havoc cleanup_#t~ret154; 722#L2982true assume !(0 != cleanup_~tmp~25);havoc timeShift_#t~ret52, timeShift_~tmp~11;havoc timeShift_~tmp~11;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 3547#L293-6true timeShift_#t~ret52 := areDoorsOpen_#res;timeShift_~tmp~11 := timeShift_#t~ret52;havoc timeShift_#t~ret52; 3811#L1236-1true assume 0 != timeShift_~tmp~11; 3688#L1237-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 3542#L909-23true havoc __utac_acc__Specification1_spec__3_#t~ret160, __utac_acc__Specification1_spec__3_#t~ret161, __utac_acc__Specification1_spec__3_#t~ret162, __utac_acc__Specification1_spec__3_#t~ret163, __utac_acc__Specification1_spec__3_#t~ret164, __utac_acc__Specification1_spec__3_#t~ret165, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~28, __utac_acc__Specification1_spec__3_~tmp___0~12, __utac_acc__Specification1_spec__3_~tmp___1~8, __utac_acc__Specification1_spec__3_~tmp___2~6, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~28;havoc __utac_acc__Specification1_spec__3_~tmp___0~12;havoc __utac_acc__Specification1_spec__3_~tmp___1~8;havoc __utac_acc__Specification1_spec__3_~tmp___2~6;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 2727#L284-13true __utac_acc__Specification1_spec__3_#t~ret160 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~28 := __utac_acc__Specification1_spec__3_#t~ret160;havoc __utac_acc__Specification1_spec__3_#t~ret160;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~28; 1648#L3230-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 1767#L3231-1true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 3530#L293-7true __utac_acc__Specification1_spec__3_#t~ret161 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret161;havoc __utac_acc__Specification1_spec__3_#t~ret161; 214#L3235-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 3447#L3290-1true cleanup_~i~3 := 1 + cleanup_~i~3; 2066#L2962-2true [2018-11-23 09:37:12,634 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:37:12,634 INFO L82 PathProgramCache]: Analyzing trace with hash -977036186, now seen corresponding path program 1 times [2018-11-23 09:37:12,636 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:37:12,637 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:37:12,691 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:37:12,691 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:37:12,692 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:37:12,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:37:12,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:37:12,887 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:37:12,888 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 09:37:12,892 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-23 09:37:12,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:37:12,892 INFO L82 PathProgramCache]: Analyzing trace with hash -675361047, now seen corresponding path program 1 times [2018-11-23 09:37:12,892 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 09:37:12,893 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 09:37:12,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:37:12,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:37:12,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:37:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:37:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 09:37:13,147 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2018-11-23 09:37:13,237 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 09:37:13,239 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 09:37:13,239 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 09:37:13,239 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 09:37:13,239 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 09:37:13,239 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:13,240 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 09:37:13,240 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 09:37:13,240 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product20_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-23 09:37:13,240 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 09:37:13,242 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 09:37:13,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,386 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:13,715 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 09:37:13,716 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/z3 Starting monitored process 2 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 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:13,722 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 09:37:13,722 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 09:37:13,736 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 09:37:13,736 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret162=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret162=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/z3 Starting monitored process 3 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 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:13,768 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 09:37:13,768 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 09:37:13,771 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 09:37:13,771 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret161=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret161=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/z3 Starting monitored process 4 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 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:13,792 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 09:37:13,792 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 09:37:13,812 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 09:37:13,812 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret160=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret160=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/z3 Starting monitored process 5 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:13,852 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 09:37:13,852 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 09:37:13,880 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 09:37:13,881 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isFloorCalling_#res=1, ~calls_0~0=1, ULTIMATE.start_anyStopRequested_~tmp___3~0=1, ULTIMATE.start_isFloorCalling_~retValue_acc~22=1} Honda state: {ULTIMATE.start_isFloorCalling_#res=1, ~calls_0~0=1, ULTIMATE.start_anyStopRequested_~tmp___3~0=1, ULTIMATE.start_isFloorCalling_~retValue_acc~22=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/z3 Starting monitored process 6 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:13,916 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 09:37:13,916 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 09:37:13,924 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 09:37:13,924 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res=7, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~3=7, ULTIMATE.start_timeShift_~tmp~11=7, ~doorState~0=7, ULTIMATE.start_areDoorsOpen_~retValue_acc~2=7} Honda state: {ULTIMATE.start_areDoorsOpen_#res=7, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~3=7, ULTIMATE.start_timeShift_~tmp~11=7, ~doorState~0=7, ULTIMATE.start_areDoorsOpen_~retValue_acc~2=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/z3 Starting monitored process 7 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:13,948 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 09:37:13,948 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 09:37:13,951 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 09:37:13,951 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret153=0} Honda state: {ULTIMATE.start_cleanup_#t~ret153=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/z3 Starting monitored process 8 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:13,970 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 09:37:13,970 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 09:37:13,978 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 09:37:13,978 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret154=0} Honda state: {ULTIMATE.start_cleanup_#t~ret154=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/z3 Starting monitored process 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:14,005 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 09:37:14,005 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 09:37:14,007 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 09:37:14,007 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret164=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret164=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/z3 Starting monitored process 10 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:14,026 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 09:37:14,026 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 09:37:14,029 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 09:37:14,029 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~0=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/z3 Starting monitored process 11 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:14,048 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 09:37:14,049 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9f7bfe06-9019-4989-8d52-8b97d0aec29e/bin-2019/uautomizer/z3 Starting monitored process 12 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:14,072 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 09:37:14,072 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 09:37:14,684 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-23 09:37:14,685 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 09:37:14,686 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 09:37:14,686 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 09:37:14,686 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 09:37:14,686 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 09:37:14,686 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 09:37:14,686 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 09:37:14,686 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 09:37:14,686 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product20_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-23 09:37:14,686 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 09:37:14,686 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 09:37:14,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,704 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,710 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,852 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,911 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:14,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 09:37:15,230 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-23 09:37:15,272 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 09:37:15,277 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 09:37:15,278 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,280 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,280 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,280 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,280 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:37:15,280 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,283 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:37:15,283 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,285 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:37:15,285 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,286 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,286 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,286 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,286 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-23 09:37:15,286 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,288 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 09:37:15,288 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,298 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:37:15,299 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,299 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,300 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,300 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,300 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:37:15,300 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,300 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:37:15,300 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,301 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:37:15,301 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,302 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,302 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,302 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,302 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:37:15,302 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,306 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:37:15,307 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,307 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:37:15,308 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,308 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,308 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,308 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,308 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-23 09:37:15,309 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,310 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 09:37:15,310 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,320 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:37:15,321 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,321 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,321 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,321 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,322 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:37:15,322 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,322 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:37:15,322 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,326 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:37:15,326 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,327 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,327 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,327 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,327 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:37:15,327 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,327 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:37:15,327 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,328 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:37:15,328 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,329 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,329 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,329 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,329 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:37:15,329 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,329 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:37:15,329 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,330 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:37:15,330 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,336 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,336 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,336 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,337 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:37:15,337 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,337 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:37:15,337 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,338 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:37:15,338 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,339 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,339 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,339 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,339 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:37:15,339 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,339 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:37:15,339 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,340 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:37:15,340 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,341 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,341 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,341 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,341 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:37:15,341 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,341 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:37:15,342 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,342 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 09:37:15,347 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 09:37:15,347 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 09:37:15,347 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 09:37:15,347 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 09:37:15,348 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 09:37:15,348 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 09:37:15,348 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 09:37:15,348 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 09:37:15,355 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-23 09:37:15,360 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-11-23 09:37:15,360 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-23 09:37:15,362 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-23 09:37:15,362 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-23 09:37:15,362 INFO L518 LassoAnalysis]: Proved termination. [2018-11-23 09:37:15,363 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~3) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~3 Supporting invariants [] [2018-11-23 09:37:15,364 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-23 09:37:15,381 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:37:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:37:15,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:37:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:37:15,513 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:37:15,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 09:37:15,564 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2018-11-23 09:37:15,565 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4762 states. Second operand 5 states. [2018-11-23 09:37:15,935 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4762 states.. Second operand 5 states. Result 7163 states and 13473 transitions. Complement of second has 9 states. [2018-11-23 09:37:15,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2018-11-23 09:37:15,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 09:37:15,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 9026 transitions. [2018-11-23 09:37:15,948 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9026 transitions. Stem has 33 letters. Loop has 22 letters. [2018-11-23 09:37:15,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 09:37:15,950 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9026 transitions. Stem has 55 letters. Loop has 22 letters. [2018-11-23 09:37:15,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 09:37:15,951 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9026 transitions. Stem has 33 letters. Loop has 44 letters. [2018-11-23 09:37:15,953 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 09:37:15,954 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7163 states and 13473 transitions. [2018-11-23 09:37:16,035 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 09:37:16,038 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7163 states to 0 states and 0 transitions. [2018-11-23 09:37:16,040 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 09:37:16,040 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 09:37:16,040 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 09:37:16,040 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 09:37:16,041 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:37:16,041 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:37:16,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 09:37:16,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:37:16,045 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-11-23 09:37:16,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:37:16,048 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-23 09:37:16,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 09:37:16,048 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-23 09:37:16,048 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 09:37:16,049 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 09:37:16,049 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 09:37:16,049 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 09:37:16,049 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 09:37:16,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 09:37:16,049 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:37:16,049 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:37:16,049 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:37:16,049 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-23 09:37:16,049 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-23 09:37:16,049 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 09:37:16,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-23 09:37:16,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 09:37:16 BoogieIcfgContainer [2018-11-23 09:37:16,058 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 09:37:16,059 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:37:16,059 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:37:16,059 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:37:16,059 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:37:12" (3/4) ... [2018-11-23 09:37:16,063 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 09:37:16,063 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:37:16,064 INFO L168 Benchmark]: Toolchain (without parser) took 10412.67 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 588.8 MB). Free memory was 956.6 MB in the beginning and 1.3 GB in the end (delta: -330.8 MB). Peak memory consumption was 257.9 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:16,064 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-23 09:37:16,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 605.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 54.4 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:16,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.53 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: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:16,066 INFO L168 Benchmark]: Boogie Preprocessor took 188.42 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: 44.6 MB). Peak memory consumption was 44.6 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:16,066 INFO L168 Benchmark]: RCFGBuilder took 5657.15 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -163.3 MB). Peak memory consumption was 454.3 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:16,067 INFO L168 Benchmark]: BuchiAutomizer took 3757.18 ms. Allocated memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: 241.7 MB). Free memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: -104.3 MB). Peak memory consumption was 137.4 MB. Max. memory is 11.5 GB. [2018-11-23 09:37:16,067 INFO L168 Benchmark]: Witness Printer took 4.31 ms. Allocated memory is still 1.6 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:37:16,070 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 605.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 54.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 196.53 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: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 188.42 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: 44.6 MB). Peak memory consumption was 44.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5657.15 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 194.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -163.3 MB). Peak memory consumption was 454.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3757.18 ms. Allocated memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: 241.7 MB). Free memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: -104.3 MB). Peak memory consumption was 137.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.31 ms. Allocated memory is still 1.6 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 8992 SDtfs, 13406 SDslu, 4455 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital109 mio100 ax100 hnf100 lsp16 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 13ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 9 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...