./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/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 5e59760a574b9ba4754ccd2c9809c0bb0e11be35 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:03:32,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:03:32,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:03:33,039 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:03:33,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:03:33,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:03:33,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:03:33,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:03:33,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:03:33,067 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:03:33,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:03:33,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:03:33,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:03:33,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:03:33,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:03:33,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:03:33,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:03:33,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:03:33,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:03:33,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:03:33,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:03:33,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:03:33,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:03:33,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:03:33,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:03:33,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:03:33,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:03:33,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:03:33,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:03:33,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:03:33,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:03:33,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:03:33,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:03:33,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:03:33,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:03:33,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:03:33,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:03:33,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:03:33,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:03:33,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:03:33,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:03:33,108 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-28 03:03:33,137 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:03:33,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:03:33,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:03:33,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:03:33,140 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:03:33,140 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-28 03:03:33,141 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-28 03:03:33,141 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-28 03:03:33,141 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-28 03:03:33,142 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-28 03:03:33,142 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-28 03:03:33,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:03:33,143 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:03:33,143 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:03:33,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:03:33,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:03:33,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:03:33,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-28 03:03:33,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-28 03:03:33,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-28 03:03:33,146 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:03:33,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:03:33,147 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-28 03:03:33,147 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:03:33,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-28 03:03:33,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:03:33,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:03:33,149 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-28 03:03:33,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:03:33,150 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:03:33,150 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:03:33,151 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-28 03:03:33,152 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-28 03:03:33,152 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e59760a574b9ba4754ccd2c9809c0bb0e11be35 [2020-11-28 03:03:33,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:03:33,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:03:33,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:03:33,469 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:03:33,470 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:03:33,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c [2020-11-28 03:03:33,551 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/data/a45574b9c/af9b0078be054b069409c6db76616996/FLAGb3df2f994 [2020-11-28 03:03:34,253 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:03:34,254 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/sv-benchmarks/c/product-lines/elevator_spec2_product19.cil.c [2020-11-28 03:03:34,290 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/data/a45574b9c/af9b0078be054b069409c6db76616996/FLAGb3df2f994 [2020-11-28 03:03:34,410 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/data/a45574b9c/af9b0078be054b069409c6db76616996 [2020-11-28 03:03:34,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:03:34,418 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:03:34,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:34,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:03:34,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:03:34,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:34" (1/1) ... [2020-11-28 03:03:34,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ba77f35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:34, skipping insertion in model container [2020-11-28 03:03:34,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:03:34" (1/1) ... [2020-11-28 03:03:34,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:03:34,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:03:35,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:03:35,139 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:03:35,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:03:35,403 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:03:35,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35 WrapperNode [2020-11-28 03:03:35,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:03:35,405 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:03:35,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:03:35,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:03:35,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35" (1/1) ... [2020-11-28 03:03:35,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35" (1/1) ... [2020-11-28 03:03:35,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:03:35,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:03:35,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:03:35,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:03:35,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35" (1/1) ... [2020-11-28 03:03:35,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35" (1/1) ... [2020-11-28 03:03:35,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35" (1/1) ... [2020-11-28 03:03:35,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35" (1/1) ... [2020-11-28 03:03:35,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35" (1/1) ... [2020-11-28 03:03:35,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35" (1/1) ... [2020-11-28 03:03:35,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35" (1/1) ... [2020-11-28 03:03:35,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:03:35,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:03:35,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:03:35,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:03:35,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/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 [2020-11-28 03:03:36,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:03:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:03:36,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:03:36,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:03:42,183 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:03:42,186 INFO L298 CfgBuilder]: Removed 623 assume(true) statements. [2020-11-28 03:03:42,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:03:42 BoogieIcfgContainer [2020-11-28 03:03:42,195 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:03:42,197 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-28 03:03:42,197 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-28 03:03:42,201 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-28 03:03:42,202 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:03:42,202 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:03:34" (1/3) ... [2020-11-28 03:03:42,204 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ee5ecc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:03:42, skipping insertion in model container [2020-11-28 03:03:42,204 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:03:42,204 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:03:35" (2/3) ... [2020-11-28 03:03:42,205 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ee5ecc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:03:42, skipping insertion in model container [2020-11-28 03:03:42,205 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:03:42,205 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:03:42" (3/3) ... [2020-11-28 03:03:42,207 INFO L373 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product19.cil.c [2020-11-28 03:03:42,275 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-28 03:03:42,275 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-28 03:03:42,275 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-28 03:03:42,275 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:03:42,275 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:03:42,276 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-28 03:03:42,276 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:03:42,276 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-28 03:03:42,340 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2496 states. [2020-11-28 03:03:42,455 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1235 [2020-11-28 03:03:42,455 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:03:42,456 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:03:42,480 INFO L852 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:03:42,481 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:03:42,481 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-28 03:03:42,481 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2496 states. [2020-11-28 03:03:42,514 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1235 [2020-11-28 03:03:42,514 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:03:42,514 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:03:42,520 INFO L852 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:03:42,521 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:03:42,536 INFO L794 eck$LassoCheckResult]: Stem: 486#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(10);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string61.base, #t~string61.offset, 1);call write~init~int(95, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(93, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string63.base, #t~string63.offset, 1);call write~init~int(93, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(32, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string65.base, #t~string65.offset, 1);call write~init~int(97, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string67.base, #t~string67.offset, 1);call write~init~int(105, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string71.base, #t~string71.offset, 1);call write~init~int(112, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string73.base, #t~string73.offset, 1);call write~init~int(111, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(119, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(110, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 4 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(73, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(76, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(95, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(112, #t~string75.base, 4 + #t~string75.offset, 1);call write~init~int(58, #t~string75.base, 5 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 6 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(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.allocOnStack(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.allocOnStack(4);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(37, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 3 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(70, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 5 + #t~string87.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(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.allocOnStack(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.allocOnStack(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~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string104.base, #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 1 + #t~string104.offset, 1);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(30);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(9);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(21);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(21);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(30);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(9);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(25);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(30);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(9);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(25);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~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;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 1419#L-1true havoc main_#res;havoc main_#t~ret132, main_~retValue_acc~24, main_~tmp~23;havoc main_~retValue_acc~24;havoc main_~tmp~23; 1834#L3407true havoc valid_product_#res;havoc valid_product_~retValue_acc~29;havoc valid_product_~retValue_acc~29;valid_product_~retValue_acc~29 := 1;valid_product_#res := valid_product_~retValue_acc~29; 152#L3415true main_#t~ret132 := valid_product_#res;main_~tmp~23 := main_#t~ret132;havoc main_#t~ret132; 2285#L3005true assume 0 != main_~tmp~23; 38#L2977true ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 1488#L2288true havoc bigMacCall_#t~ret125, bigMacCall_~tmp~20;havoc bigMacCall_~tmp~20;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~21;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~21; 1072#L2499true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~21 := 4;getOrigin_#res := getOrigin_~retValue_acc~21; 1985#L2524true bigMacCall_#t~ret125 := getOrigin_#res;bigMacCall_~tmp~20 := bigMacCall_#t~ret125;havoc bigMacCall_#t~ret125;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~20;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1955#L1952true assume 0 == initPersonOnFloor_~floor; 1683#L1953true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 881#L2060-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 23#L1744true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 791#L1756-2true havoc cleanup_#t~ret126, cleanup_#t~ret127, cleanup_~i~3, cleanup_~tmp~21, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~0;havoc cleanup_~i~3;havoc cleanup_~tmp~21;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 2495#L1681true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 866#L1708true isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 896#L1575true stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 884#L959true assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 65#L290true stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 796#L963true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 2302#L976true timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 2204#L1112true assume !(0 != timeShift_~tmp___9~2); 1960#L1203true assume !(1 == ~doorState~0); 1966#L1203-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 2477#L1681-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 836#L1708-3true isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 902#L1575-1true stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 1278#L842true assume 0 != stopRequestedInDirection_~tmp___0~2;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; 63#L290-1true stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 529#L855true timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 490#L1211true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 527#L899true assume !(1 == ~currentHeading~0); 1122#L909true assume !(0 == ~currentFloorID~0); 1125#L909-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 860#L915-5true havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_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; 59#L290-3true __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 1425#L2333true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 1523#L2334true assume 0 != ~floorButtons_spc2_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; 841#L299true __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 1204#L2338true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 1690#L2393true cleanup_~i~3 := 0; 862#L2809-2true [2020-11-28 03:03:42,537 INFO L796 eck$LassoCheckResult]: Loop: 862#L2809-2true assume !false; 968#L2810true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 783#L2813true assume cleanup_~i~3 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~0;havoc isBlocked_~retValue_acc~0;isBlocked_~retValue_acc~0 := 0;isBlocked_#res := isBlocked_~retValue_acc~0; 1532#L132true cleanup_#t~ret126 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret126;havoc cleanup_#t~ret126; 1458#L2817true assume 1 != cleanup_~tmp___0~11; 1466#L2817-1true havoc isIdle_#res;havoc isIdle_#t~ret14, isIdle_~retValue_acc~7, isIdle_~tmp~3;havoc isIdle_~retValue_acc~7;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_#t~ret11, anyStopRequested_#t~ret12, anyStopRequested_#t~ret13, 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~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 2416#L1681-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 964#L1708-25true anyStopRequested_#t~ret9 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret9;havoc anyStopRequested_#t~ret9; 1302#L398true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~6 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~6; 496#L462true isIdle_#t~ret14 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret14;havoc isIdle_#t~ret14;isIdle_~retValue_acc~7 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~7; 853#L475true cleanup_#t~ret127 := isIdle_#res;cleanup_~tmp~21 := cleanup_#t~ret127;havoc cleanup_#t~ret127; 2267#L2829true assume !(0 != cleanup_~tmp~21);havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 2385#L1681-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 955#L1708-30true isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 886#L1575-3true stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 873#L959-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 41#L290-4true stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 797#L963-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 2304#L976-1true timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 2206#L1112-1true assume !(0 != timeShift_~tmp___9~2); 1972#L1203-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1943#L1203-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 2405#L1681-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 959#L1708-33true isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 887#L1575-4true stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 1262#L842-2true assume 0 != stopRequestedInDirection_~tmp___0~2;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; 39#L290-5true stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 533#L855-2true timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 493#L1211-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 532#L899-3true assume !(1 == ~currentHeading~0); 1111#L909-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1112#L909-11true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 842#L915-11true havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_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; 30#L290-7true __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 1429#L2333-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 1527#L2334-1true assume 0 != ~floorButtons_spc2_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; 975#L299-5true __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 1209#L2338-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 1692#L2393-1true cleanup_~i~3 := 1 + cleanup_~i~3; 862#L2809-2true [2020-11-28 03:03:42,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:03:42,543 INFO L82 PathProgramCache]: Analyzing trace with hash 264473694, now seen corresponding path program 1 times [2020-11-28 03:03:42,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:03:42,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134159005] [2020-11-28 03:03:42,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:03:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:03:42,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:03:42,952 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134159005] [2020-11-28 03:03:42,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:03:42,953 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:03:42,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837523520] [2020-11-28 03:03:42,959 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-28 03:03:42,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:03:42,960 INFO L82 PathProgramCache]: Analyzing trace with hash 398463279, now seen corresponding path program 1 times [2020-11-28 03:03:42,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:03:42,960 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199860817] [2020-11-28 03:03:42,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:03:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:03:43,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:03:43,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199860817] [2020-11-28 03:03:43,104 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:03:43,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-28 03:03:43,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104286121] [2020-11-28 03:03:43,107 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-28 03:03:43,110 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:03:43,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:03:43,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:03:43,128 INFO L87 Difference]: Start difference. First operand 2496 states. Second operand 7 states. [2020-11-28 03:03:50,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:03:50,094 INFO L93 Difference]: Finished difference Result 18947 states and 35436 transitions. [2020-11-28 03:03:50,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-11-28 03:03:50,096 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18947 states and 35436 transitions. [2020-11-28 03:03:50,436 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9100 [2020-11-28 03:03:50,686 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18947 states to 18807 states and 35280 transitions. [2020-11-28 03:03:50,688 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18807 [2020-11-28 03:03:50,720 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18807 [2020-11-28 03:03:50,721 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18807 states and 35280 transitions. [2020-11-28 03:03:50,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-28 03:03:50,765 INFO L691 BuchiCegarLoop]: Abstraction has 18807 states and 35280 transitions. [2020-11-28 03:03:50,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18807 states and 35280 transitions. [2020-11-28 03:03:51,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18807 to 7129. [2020-11-28 03:03:51,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7129 states. [2020-11-28 03:03:51,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7129 states to 7129 states and 13391 transitions. [2020-11-28 03:03:51,164 INFO L714 BuchiCegarLoop]: Abstraction has 7129 states and 13391 transitions. [2020-11-28 03:03:51,164 INFO L594 BuchiCegarLoop]: Abstraction has 7129 states and 13391 transitions. [2020-11-28 03:03:51,164 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-28 03:03:51,165 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7129 states and 13391 transitions. [2020-11-28 03:03:51,209 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3617 [2020-11-28 03:03:51,210 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:03:51,210 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:03:51,216 INFO L852 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:03:51,216 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:03:51,217 INFO L794 eck$LassoCheckResult]: Stem: 22281#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(10);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string61.base, #t~string61.offset, 1);call write~init~int(95, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(93, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string63.base, #t~string63.offset, 1);call write~init~int(93, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(32, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string65.base, #t~string65.offset, 1);call write~init~int(97, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string67.base, #t~string67.offset, 1);call write~init~int(105, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string71.base, #t~string71.offset, 1);call write~init~int(112, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string73.base, #t~string73.offset, 1);call write~init~int(111, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(119, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(110, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 4 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(73, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(76, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(95, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(112, #t~string75.base, 4 + #t~string75.offset, 1);call write~init~int(58, #t~string75.base, 5 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 6 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(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.allocOnStack(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.allocOnStack(4);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(37, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 3 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(70, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 5 + #t~string87.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(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.allocOnStack(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.allocOnStack(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~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string104.base, #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 1 + #t~string104.offset, 1);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(30);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(9);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(21);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(21);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(30);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(9);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(25);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(30);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(9);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(25);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~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;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 22282#L-1 havoc main_#res;havoc main_#t~ret132, main_~retValue_acc~24, main_~tmp~23;havoc main_~retValue_acc~24;havoc main_~tmp~23; 23470#L3407 havoc valid_product_#res;havoc valid_product_~retValue_acc~29;havoc valid_product_~retValue_acc~29;valid_product_~retValue_acc~29 := 1;valid_product_#res := valid_product_~retValue_acc~29; 21810#L3415 main_#t~ret132 := valid_product_#res;main_~tmp~23 := main_#t~ret132;havoc main_#t~ret132; 21811#L3005 assume 0 != main_~tmp~23; 21585#L2977 ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 21586#L2288 havoc bigMacCall_#t~ret125, bigMacCall_~tmp~20;havoc bigMacCall_~tmp~20;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~21;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~21; 23036#L2499 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~21 := 4;getOrigin_#res := getOrigin_~retValue_acc~21; 22639#L2524 bigMacCall_#t~ret125 := getOrigin_#res;bigMacCall_~tmp~20 := bigMacCall_#t~ret125;havoc bigMacCall_#t~ret125;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~20;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 23846#L1952 assume 0 == initPersonOnFloor_~floor; 23610#L1953 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 21778#L2060-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 21546#L1744 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 21547#L1756-2 havoc cleanup_#t~ret126, cleanup_#t~ret127, cleanup_~i~3, cleanup_~tmp~21, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~0;havoc cleanup_~i~3;havoc cleanup_~tmp~21;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 22732#L1681 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 22825#L1708 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 22826#L1575 stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 22846#L959 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 21643#L290 stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 21644#L963 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 22739#L976 timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 26652#L1112 assume !(0 != timeShift_~tmp___9~2); 26653#L1203 assume !(1 == ~doorState~0); 28440#L1203-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 28439#L1681-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 28438#L1708-3 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 28437#L1575-1 stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 28435#L842 assume 0 != stopRequestedInDirection_~tmp___0~2;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; 28436#L290-1 stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 28444#L855 timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 28442#L1211 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 28441#L899 assume !(1 == ~currentHeading~0); 23073#L909 assume !(0 == ~currentFloorID~0); 22267#L909-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 23071#L915-5 havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_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; 26053#L290-3 __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 26052#L2333 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 26050#L2334 assume 0 != ~floorButtons_spc2_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; 26051#L299 __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 26030#L2338 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 26020#L2393 cleanup_~i~3 := 0; 26019#L2809-2 [2020-11-28 03:03:51,218 INFO L796 eck$LassoCheckResult]: Loop: 26019#L2809-2 assume !false; 26018#L2810 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 26017#L2813 assume cleanup_~i~3 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~0;havoc isBlocked_~retValue_acc~0;isBlocked_~retValue_acc~0 := 0;isBlocked_#res := isBlocked_~retValue_acc~0; 26016#L132 cleanup_#t~ret126 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret126;havoc cleanup_#t~ret126; 26015#L2817 assume 1 != cleanup_~tmp___0~11; 26014#L2817-1 havoc isIdle_#res;havoc isIdle_#t~ret14, isIdle_~retValue_acc~7, isIdle_~tmp~3;havoc isIdle_~retValue_acc~7;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_#t~ret11, anyStopRequested_#t~ret12, anyStopRequested_#t~ret13, 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~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 26013#L1681-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 26012#L1708-25 anyStopRequested_#t~ret9 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret9;havoc anyStopRequested_#t~ret9; 26002#L398 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~6 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~6; 25997#L462 isIdle_#t~ret14 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret14;havoc isIdle_#t~ret14;isIdle_~retValue_acc~7 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~7; 25996#L475 cleanup_#t~ret127 := isIdle_#res;cleanup_~tmp~21 := cleanup_#t~ret127;havoc cleanup_#t~ret127; 24044#L2829 assume !(0 != cleanup_~tmp~21);havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 24045#L1681-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 24109#L1708-30 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 24204#L1575-3 stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 24164#L959-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 24159#L290-4 stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 24152#L963-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 22740#L976-1 timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 27854#L1112-1 assume !(0 != timeShift_~tmp___9~2); 27855#L1203-3 assume 1 == ~doorState~0;~doorState~0 := 0; 28524#L1203-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 28523#L1681-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 28522#L1708-33 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 28521#L1575-4 stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 28519#L842-2 assume 0 != stopRequestedInDirection_~tmp___0~2;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; 21587#L290-5 stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 21588#L855-2 timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 22293#L1211-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 22295#L899-3 assume !(1 == ~currentHeading~0); 22353#L909-9 assume !(0 == ~currentFloorID~0); 21959#L909-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 23067#L915-11 havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_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; 26889#L290-7 __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 26067#L2333-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 26063#L2334-1 assume 0 != ~floorButtons_spc2_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; 26054#L299-5 __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 26033#L2338-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 26021#L2393-1 cleanup_~i~3 := 1 + cleanup_~i~3; 26019#L2809-2 [2020-11-28 03:03:51,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:03:51,219 INFO L82 PathProgramCache]: Analyzing trace with hash 264473694, now seen corresponding path program 2 times [2020-11-28 03:03:51,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:03:51,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432269168] [2020-11-28 03:03:51,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:03:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:03:51,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:03:51,381 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432269168] [2020-11-28 03:03:51,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:03:51,382 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:03:51,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927005947] [2020-11-28 03:03:51,382 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-28 03:03:51,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:03:51,383 INFO L82 PathProgramCache]: Analyzing trace with hash 1078521649, now seen corresponding path program 1 times [2020-11-28 03:03:51,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:03:51,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200326177] [2020-11-28 03:03:51,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:03:51,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:03:51,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:03:51,471 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200326177] [2020-11-28 03:03:51,471 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:03:51,471 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:03:51,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669934999] [2020-11-28 03:03:51,472 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-28 03:03:51,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:03:51,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:03:51,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:03:51,473 INFO L87 Difference]: Start difference. First operand 7129 states and 13391 transitions. cyclomatic complexity: 6264 Second operand 5 states. [2020-11-28 03:03:52,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:03:52,575 INFO L93 Difference]: Finished difference Result 21700 states and 40501 transitions. [2020-11-28 03:03:52,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-28 03:03:52,580 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21700 states and 40501 transitions. [2020-11-28 03:03:52,945 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 17220 [2020-11-28 03:03:53,145 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21700 states to 21700 states and 40501 transitions. [2020-11-28 03:03:53,145 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21700 [2020-11-28 03:03:53,179 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21700 [2020-11-28 03:03:53,188 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21700 states and 40501 transitions. [2020-11-28 03:03:53,220 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-28 03:03:53,220 INFO L691 BuchiCegarLoop]: Abstraction has 21700 states and 40501 transitions. [2020-11-28 03:03:53,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21700 states and 40501 transitions. [2020-11-28 03:03:53,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21700 to 9042. [2020-11-28 03:03:53,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9042 states. [2020-11-28 03:03:53,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9042 states to 9042 states and 16858 transitions. [2020-11-28 03:03:53,664 INFO L714 BuchiCegarLoop]: Abstraction has 9042 states and 16858 transitions. [2020-11-28 03:03:53,664 INFO L594 BuchiCegarLoop]: Abstraction has 9042 states and 16858 transitions. [2020-11-28 03:03:53,664 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-11-28 03:03:53,664 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9042 states and 16858 transitions. [2020-11-28 03:03:53,710 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4661 [2020-11-28 03:03:53,710 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:03:53,710 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:03:53,714 INFO L852 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:03:53,714 INFO L853 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:03:53,714 INFO L794 eck$LassoCheckResult]: Stem: 51145#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(10);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string61.base, #t~string61.offset, 1);call write~init~int(95, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(93, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string63.base, #t~string63.offset, 1);call write~init~int(93, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(32, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 3 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string65.base, #t~string65.offset, 1);call write~init~int(97, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(116, #t~string65.base, 2 + #t~string65.offset, 1);call write~init~int(32, #t~string65.base, 3 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 4 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string67.base, #t~string67.offset, 1);call write~init~int(105, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(10);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string71.base, #t~string71.offset, 1);call write~init~int(112, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 2 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string73.base, #t~string73.offset, 1);call write~init~int(111, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(119, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(110, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 4 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(73, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(76, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(95, #t~string75.base, 3 + #t~string75.offset, 1);call write~init~int(112, #t~string75.base, 4 + #t~string75.offset, 1);call write~init~int(58, #t~string75.base, 5 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 6 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(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.allocOnStack(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.allocOnStack(4);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(37, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 3 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(70, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 5 + #t~string87.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.allocOnStack(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.allocOnStack(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.allocOnStack(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~string99.base, #t~string99.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(37, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(105, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 3 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string104.base, #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 1 + #t~string104.offset, 1);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(30);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(9);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(21);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(30);call #t~string155.base, #t~string155.offset := #Ultimate.allocOnStack(9);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(21);call #t~string160.base, #t~string160.offset := #Ultimate.allocOnStack(30);call #t~string161.base, #t~string161.offset := #Ultimate.allocOnStack(9);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(25);call #t~string163.base, #t~string163.offset := #Ultimate.allocOnStack(30);call #t~string164.base, #t~string164.offset := #Ultimate.allocOnStack(9);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(25);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~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;~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0; 51146#L-1 havoc main_#res;havoc main_#t~ret132, main_~retValue_acc~24, main_~tmp~23;havoc main_~retValue_acc~24;havoc main_~tmp~23; 52376#L3407 havoc valid_product_#res;havoc valid_product_~retValue_acc~29;havoc valid_product_~retValue_acc~29;valid_product_~retValue_acc~29 := 1;valid_product_#res := valid_product_~retValue_acc~29; 50666#L3415 main_#t~ret132 := valid_product_#res;main_~tmp~23 := main_#t~ret132;havoc main_#t~ret132; 50667#L3005 assume 0 != main_~tmp~23; 50435#L2977 ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 50436#L2288 havoc bigMacCall_#t~ret125, bigMacCall_~tmp~20;havoc bigMacCall_~tmp~20;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~21;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~21; 51936#L2499 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~21 := 4;getOrigin_#res := getOrigin_~retValue_acc~21; 51510#L2524 bigMacCall_#t~ret125 := getOrigin_#res;bigMacCall_~tmp~20 := bigMacCall_#t~ret125;havoc bigMacCall_#t~ret125;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~20;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 52791#L1952 assume 0 == initPersonOnFloor_~floor; 52544#L1953 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 50629#L2060-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 50397#L1744 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 50398#L1756-2 havoc cleanup_#t~ret126, cleanup_#t~ret127, cleanup_~i~3, cleanup_~tmp~21, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~0;havoc cleanup_~i~3;havoc cleanup_~tmp~21;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 51605#L1681 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 53112#L1708 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 53118#L1575 stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 53116#L959 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 50492#L290 stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 50493#L963 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 51610#L976 timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 53055#L1112 assume !(0 != timeShift_~tmp___9~2); 52796#L1203 assume !(1 == ~doorState~0); 52798#L1203-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 58749#L1681-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 58748#L1708-3 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 58747#L1575-1 stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 58745#L842 assume 0 != stopRequestedInDirection_~tmp___0~2;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; 58744#L290-1 stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 58743#L855 timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 58741#L1211 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 58740#L899 assume !(1 == ~currentHeading~0); 51977#L909 assume !(0 == ~currentFloorID~0); 51131#L909-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 51702#L915-5 havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_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; 51703#L290-3 __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 52380#L2333 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 52381#L2334 assume 0 != ~floorButtons_spc2_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; 52446#L299 __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 52049#L2338 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 51088#L2393 cleanup_~i~3 := 0; 51705#L2809-2 [2020-11-28 03:03:53,715 INFO L796 eck$LassoCheckResult]: Loop: 51705#L2809-2 assume !false; 51706#L2810 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 51591#L2813 assume cleanup_~i~3 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~0;havoc isBlocked_~retValue_acc~0;isBlocked_~retValue_acc~0 := 0;isBlocked_#res := isBlocked_~retValue_acc~0; 51592#L132 cleanup_#t~ret126 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret126;havoc cleanup_#t~ret126; 52403#L2817 assume 1 != cleanup_~tmp___0~11; 52404#L2817-1 havoc isIdle_#res;havoc isIdle_#t~ret14, isIdle_~retValue_acc~7, isIdle_~tmp~3;havoc isIdle_~retValue_acc~7;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_#t~ret11, anyStopRequested_#t~ret12, anyStopRequested_#t~ret13, 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~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 52405#L1681-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 51843#L1708-25 anyStopRequested_#t~ret9 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret9;havoc anyStopRequested_#t~ret9; 51844#L398 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~6 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~6; 50554#L462 isIdle_#t~ret14 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret14;havoc isIdle_#t~ret14;isIdle_~retValue_acc~7 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~7; 51166#L475 cleanup_#t~ret127 := isIdle_#res;cleanup_~tmp~21 := cleanup_#t~ret127;havoc cleanup_#t~ret127; 51694#L2829 assume !(0 != cleanup_~tmp~21);havoc timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_#t~ret57, timeShift_#t~ret58, timeShift_~tmp~10, timeShift_~tmp___0~6, timeShift_~tmp___1~3, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~6;havoc timeShift_~tmp___1~3;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_#t~ret34, stopRequestedAtCurrentFloor_#t~ret35, stopRequestedAtCurrentFloor_~retValue_acc~12, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~4;havoc stopRequestedAtCurrentFloor_~retValue_acc~12;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~4;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 53028#L1681-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 51833#L1708-30 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 51736#L1575-3 stopRequestedAtCurrentFloor_#t~ret32 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret32;havoc stopRequestedAtCurrentFloor_#t~ret32; 51718#L959-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 51720#L290-4 stopRequestedAtCurrentFloor_#t~ret33 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~4 := stopRequestedAtCurrentFloor_#t~ret33;havoc stopRequestedAtCurrentFloor_#t~ret33; 58629#L963-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~4);stopRequestedAtCurrentFloor_~retValue_acc~12 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~12; 51611#L976-1 timeShift_#t~ret48 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret48;havoc timeShift_#t~ret48; 59375#L1112-1 assume !(0 != timeShift_~tmp___9~2); 59364#L1203-3 assume !(1 == ~doorState~0); 52777#L1203-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret26, stopRequestedInDirection_#t~ret27, stopRequestedInDirection_#t~ret28, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~9, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~2, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~9;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~2;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret106, isExecutiveFloorCalling_~retValue_acc~15;havoc isExecutiveFloorCalling_~retValue_acc~15;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~17;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~17; 52778#L1681-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~17 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~17; 51838#L1708-33 isExecutiveFloorCalling_#t~ret106 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~15 := isExecutiveFloorCalling_#t~ret106;havoc isExecutiveFloorCalling_#t~ret106;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~15; 51737#L1575-4 stopRequestedInDirection_#t~ret26 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~2 := stopRequestedInDirection_#t~ret26;havoc stopRequestedInDirection_#t~ret26; 51738#L842-2 assume 0 != stopRequestedInDirection_~tmp___0~2;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; 50433#L290-5 stopRequestedInDirection_#t~ret27 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret27;havoc stopRequestedInDirection_#t~ret27;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~9 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~9; 50434#L855-2 timeShift_#t~ret55 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret55;havoc timeShift_#t~ret55; 51158#L1211-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret29, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 51160#L899-3 assume !(1 == ~currentHeading~0); 51220#L909-9 assume !(0 == ~currentFloorID~0); 50816#L909-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 51677#L915-11 havoc __utac_acc__Specification2_spec__3_#t~ret107, __utac_acc__Specification2_spec__3_#t~ret108, __utac_acc__Specification2_spec__3_#t~ret109, __utac_acc__Specification2_spec__3_#t~ret110, __utac_acc__Specification2_spec__3_#t~ret111, __utac_acc__Specification2_spec__3_#t~ret112, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~12, __utac_acc__Specification2_spec__3_~tmp___0~8, __utac_acc__Specification2_spec__3_~tmp___1~5, __utac_acc__Specification2_spec__3_~tmp___2~5, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~12;havoc __utac_acc__Specification2_spec__3_~tmp___0~8;havoc __utac_acc__Specification2_spec__3_~tmp___1~5;havoc __utac_acc__Specification2_spec__3_~tmp___2~5;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_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; 51678#L290-7 __utac_acc__Specification2_spec__3_#t~ret107 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~12 := __utac_acc__Specification2_spec__3_#t~ret107;havoc __utac_acc__Specification2_spec__3_#t~ret107;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~12; 52385#L2333-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 52386#L2334-1 assume 0 != ~floorButtons_spc2_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; 51851#L299-5 __utac_acc__Specification2_spec__3_#t~ret108 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret108;havoc __utac_acc__Specification2_spec__3_#t~ret108; 51852#L2338-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 51100#L2393-1 cleanup_~i~3 := 1 + cleanup_~i~3; 51705#L2809-2 [2020-11-28 03:03:53,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:03:53,716 INFO L82 PathProgramCache]: Analyzing trace with hash 264473694, now seen corresponding path program 3 times [2020-11-28 03:03:53,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:03:53,717 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876125266] [2020-11-28 03:03:53,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:03:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:03:53,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:03:53,801 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876125266] [2020-11-28 03:03:53,801 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:03:53,801 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:03:53,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632110996] [2020-11-28 03:03:53,802 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-28 03:03:53,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:03:53,802 INFO L82 PathProgramCache]: Analyzing trace with hash -610422093, now seen corresponding path program 1 times [2020-11-28 03:03:53,803 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:03:53,803 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803366134] [2020-11-28 03:03:53,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:03:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:03:53,830 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:03:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:03:53,846 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:03:53,909 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:03:54,830 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 160 [2020-11-28 03:03:55,555 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 124 [2020-11-28 03:03:55,568 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:03:55,569 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:03:55,569 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:03:55,569 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:03:55,569 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-28 03:03:55,570 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:03:55,570 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:03:55,570 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:03:55,570 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product19.cil.c_Iteration3_Loop [2020-11-28 03:03:55,570 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:03:55,570 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:03:55,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,634 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,831 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,857 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:55,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:56,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:56,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:56,797 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 19 [2020-11-28 03:03:57,093 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-11-28 03:03:57,218 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:03:57,219 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:03:57,237 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,237 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:03:57,250 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:03:57,251 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret106=0} Honda state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret106=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:03:57,301 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,301 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:03:57,318 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:03:57,318 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Honda state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:03:57,369 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,369 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:03:57,373 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:03:57,373 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret107=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret107=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:03:57,416 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,416 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:03:57,440 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:03:57,440 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret109=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret109=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/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 [2020-11-28 03:03:57,473 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,473 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:03:57,476 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:03:57,476 INFO L440 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/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/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 [2020-11-28 03:03:57,538 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,538 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:03:57,541 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:03:57,542 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret55=0} Honda state: {ULTIMATE.start_timeShift_#t~ret55=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/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 [2020-11-28 03:03:57,566 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,566 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:03:57,569 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:03:57,569 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret57=0} Honda state: {ULTIMATE.start_timeShift_#t~ret57=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/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 [2020-11-28 03:03:57,594 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,594 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:03:57,597 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:03:57,597 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret26=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret26=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/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 [2020-11-28 03:03:57,648 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:03:57,650 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:03:57,650 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret34=0} Honda state: {ULTIMATE.start_stopRequestedAtCurrentFloor_#t~ret34=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/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 [2020-11-28 03:03:57,673 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,673 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:03:57,675 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:03:57,675 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___2~5=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___2~5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/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 [2020-11-28 03:03:57,699 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,699 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:03:57,711 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:03:57,711 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___2~0=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___2~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 13 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:03:57,738 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:03:57,738 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:03:57,801 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-28 03:03:57,801 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:03:58,560 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-28 03:03:58,562 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:03:58,562 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:03:58,562 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:03:58,563 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:03:58,563 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:03:58,563 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:03:58,563 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:03:58,563 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:03:58,563 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product19.cil.c_Iteration3_Loop [2020-11-28 03:03:58,563 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:03:58,563 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:03:58,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,732 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,849 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:58,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:03:59,925 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-11-28 03:04:00,109 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 19 [2020-11-28 03:04:00,314 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:04:00,331 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:04:00,344 INFO L120 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 [2020-11-28 03:04:00,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:04:00,399 INFO L120 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 [2020-11-28 03:04:00,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,411 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:04:00,551 INFO L120 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 [2020-11-28 03:04:00,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,556 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 18 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 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,591 INFO L120 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 [2020-11-28 03:04:00,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:04:00,595 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 19 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 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,621 INFO L120 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 [2020-11-28 03:04:00,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:04:00,625 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 20 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 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,648 INFO L120 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 [2020-11-28 03:04:00,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:04:00,652 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 21 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 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,674 INFO L120 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 [2020-11-28 03:04:00,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:04:00,678 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 22 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 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,701 INFO L120 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 [2020-11-28 03:04:00,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:04:00,718 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:04:00,772 INFO L120 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 [2020-11-28 03:04:00,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:04:00,783 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:04:00,852 INFO L120 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 [2020-11-28 03:04:00,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,857 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:04:00,897 INFO L120 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 [2020-11-28 03:04:00,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,903 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:04:00,943 INFO L120 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 [2020-11-28 03:04:00,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 27 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 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:00,978 INFO L120 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 [2020-11-28 03:04:00,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:00,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:00,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:00,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:00,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:00,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:00,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:04:00,982 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 28 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 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:01,004 INFO L120 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 [2020-11-28 03:04:01,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:04:01,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:04:01,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:04:01,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:04:01,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:04:01,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:04:01,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:04:01,024 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-28 03:04:01,028 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-28 03:04:01,028 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ba1d8a9f-f225-467b-9b5f-9984ed6c5af5/bin/uautomizer/z3 Starting monitored process 29 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 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:04:01,032 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-28 03:04:01,032 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-28 03:04:01,032 INFO L510 LassoAnalysis]: Proved termination. [2020-11-28 03:04:01,033 INFO L512 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 [] [2020-11-28 03:04:01,057 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-28 03:04:01,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:04:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:04:01,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 03:04:01,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:04:01,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:04:01,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 03:04:01,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:04:01,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:04:01,543 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 [2020-11-28 03:04:01,543 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 9042 states and 16858 transitions. cyclomatic complexity: 7818 Second operand 5 states. [2020-11-28 03:04:01,977 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 9042 states and 16858 transitions. cyclomatic complexity: 7818. Second operand 5 states. Result 13703 states and 25523 transitions. Complement of second has 8 states. [2020-11-28 03:04:01,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2020-11-28 03:04:01,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-11-28 03:04:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4670 transitions. [2020-11-28 03:04:01,993 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4670 transitions. Stem has 41 letters. Loop has 39 letters. [2020-11-28 03:04:01,995 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:04:01,995 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4670 transitions. Stem has 80 letters. Loop has 39 letters. [2020-11-28 03:04:01,999 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:04:02,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4670 transitions. Stem has 41 letters. Loop has 78 letters. [2020-11-28 03:04:02,002 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:04:02,002 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13703 states and 25523 transitions. [2020-11-28 03:04:02,106 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-28 03:04:02,106 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13703 states to 0 states and 0 transitions. [2020-11-28 03:04:02,106 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-28 03:04:02,107 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-28 03:04:02,107 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-28 03:04:02,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-28 03:04:02,107 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:04:02,107 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:04:02,107 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:04:02,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:04:02,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:04:02,109 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2020-11-28 03:04:02,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:04:02,109 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-11-28 03:04:02,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:04:02,109 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-11-28 03:04:02,109 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-28 03:04:02,110 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:04:02,110 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-28 03:04:02,110 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-28 03:04:02,110 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-28 03:04:02,110 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-28 03:04:02,110 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:04:02,110 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:04:02,111 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:04:02,111 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-11-28 03:04:02,111 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:04:02,111 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-28 03:04:02,111 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-28 03:04:02,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:04:02 BoogieIcfgContainer [2020-11-28 03:04:02,118 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-28 03:04:02,121 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:04:02,121 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:04:02,121 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:04:02,122 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:03:42" (3/4) ... [2020-11-28 03:04:02,125 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-28 03:04:02,125 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:04:02,127 INFO L168 Benchmark]: Toolchain (without parser) took 27708.59 ms. Allocated memory was 123.7 MB in the beginning and 897.6 MB in the end (delta: 773.8 MB). Free memory was 98.4 MB in the beginning and 461.9 MB in the end (delta: -363.5 MB). Peak memory consumption was 408.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:04:02,128 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 123.7 MB. Free memory is still 82.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:04:02,129 INFO L168 Benchmark]: CACSL2BoogieTranslator took 982.53 ms. Allocated memory is still 123.7 MB. Free memory was 98.1 MB in the beginning and 64.4 MB in the end (delta: 33.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:04:02,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 323.76 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 64.4 MB in the beginning and 102.5 MB in the end (delta: -38.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:04:02,135 INFO L168 Benchmark]: Boogie Preprocessor took 224.93 ms. Allocated memory is still 148.9 MB. Free memory was 102.5 MB in the beginning and 78.1 MB in the end (delta: 24.4 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:04:02,136 INFO L168 Benchmark]: RCFGBuilder took 6239.91 ms. Allocated memory was 148.9 MB in the beginning and 335.5 MB in the end (delta: 186.6 MB). Free memory was 78.1 MB in the beginning and 263.3 MB in the end (delta: -185.2 MB). Peak memory consumption was 179.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:04:02,137 INFO L168 Benchmark]: BuchiAutomizer took 19921.35 ms. Allocated memory was 335.5 MB in the beginning and 897.6 MB in the end (delta: 562.0 MB). Free memory was 263.3 MB in the beginning and 462.9 MB in the end (delta: -199.7 MB). Peak memory consumption was 362.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:04:02,139 INFO L168 Benchmark]: Witness Printer took 4.71 ms. Allocated memory is still 897.6 MB. Free memory was 462.9 MB in the beginning and 461.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:04:02,145 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 123.7 MB. Free memory is still 82.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 982.53 ms. Allocated memory is still 123.7 MB. Free memory was 98.1 MB in the beginning and 64.4 MB in the end (delta: 33.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 323.76 ms. Allocated memory was 123.7 MB in the beginning and 148.9 MB in the end (delta: 25.2 MB). Free memory was 64.4 MB in the beginning and 102.5 MB in the end (delta: -38.1 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 224.93 ms. Allocated memory is still 148.9 MB. Free memory was 102.5 MB in the beginning and 78.1 MB in the end (delta: 24.4 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 6239.91 ms. Allocated memory was 148.9 MB in the beginning and 335.5 MB in the end (delta: 186.6 MB). Free memory was 78.1 MB in the beginning and 263.3 MB in the end (delta: -185.2 MB). Peak memory consumption was 179.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 19921.35 ms. Allocated memory was 335.5 MB in the beginning and 897.6 MB in the end (delta: 562.0 MB). Free memory was 263.3 MB in the beginning and 462.9 MB in the end (delta: -199.7 MB). Peak memory consumption was 362.4 MB. Max. memory is 16.1 GB. * Witness Printer took 4.71 ms. Allocated memory is still 897.6 MB. Free memory was 462.9 MB in the beginning and 461.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 19.8s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 8.1s. Construction of modules took 5.3s. Büchi inclusion checks took 3.6s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.8s AutomataMinimizationTime, 2 MinimizatonAttempts, 24336 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 1.2s Buchi closure took 0.0s. Biggest automaton had 9042 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 18504 SDtfs, 77678 SDslu, 55098 SDs, 0 SdLazy, 2577 SolverSat, 691 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.3s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital181 mio100 ax100 hnf100 lsp15 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq221 hnf87 smp100 dnf203 smp87 tf102 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 21ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 11 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...