./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product23.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_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 c4a9cf1959a5b19be52c8c4e1ea41b1c0084636b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:02:23,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:02:23,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:02:24,016 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:02:24,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:02:24,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:02:24,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:02:24,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:02:24,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:02:24,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:02:24,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:02:24,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:02:24,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:02:24,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:02:24,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:02:24,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:02:24,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:02:24,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:02:24,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:02:24,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:02:24,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:02:24,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:02:24,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:02:24,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:02:24,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:02:24,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:02:24,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:02:24,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:02:24,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:02:24,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:02:24,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:02:24,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:02:24,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:02:24,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:02:24,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:02:24,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:02:24,110 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:02:24,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:02:24,111 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:02:24,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:02:24,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:02:24,118 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-30 01:02:24,170 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:02:24,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:02:24,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:02:24,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:02:24,174 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:02:24,174 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-30 01:02:24,174 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-30 01:02:24,174 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-30 01:02:24,175 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-30 01:02:24,175 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-30 01:02:24,176 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-30 01:02:24,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:02:24,177 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:02:24,177 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 01:02:24,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:02:24,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:02:24,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:02:24,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-30 01:02:24,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-30 01:02:24,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-30 01:02:24,180 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:02:24,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:02:24,181 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-30 01:02:24,181 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:02:24,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-30 01:02:24,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:02:24,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:02:24,182 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-30 01:02:24,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:02:24,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:02:24,185 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:02:24,185 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-30 01:02:24,188 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-30 01:02:24,188 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_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c4a9cf1959a5b19be52c8c4e1ea41b1c0084636b [2020-11-30 01:02:24,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:02:24,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:02:24,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:02:24,527 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:02:24,528 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:02:24,529 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/bin/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c [2020-11-30 01:02:24,617 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/bin/uautomizer/data/2826e0a29/7df213208e0149aaa9b9b1929e02154d/FLAG627d8ad59 [2020-11-30 01:02:25,296 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:02:25,297 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/sv-benchmarks/c/product-lines/elevator_spec2_product23.cil.c [2020-11-30 01:02:25,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/bin/uautomizer/data/2826e0a29/7df213208e0149aaa9b9b1929e02154d/FLAG627d8ad59 [2020-11-30 01:02:25,492 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/bin/uautomizer/data/2826e0a29/7df213208e0149aaa9b9b1929e02154d [2020-11-30 01:02:25,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:02:25,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:02:25,499 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:02:25,499 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:02:25,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:02:25,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:02:25" (1/1) ... [2020-11-30 01:02:25,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19e3d73a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:25, skipping insertion in model container [2020-11-30 01:02:25,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:02:25" (1/1) ... [2020-11-30 01:02:25,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:02:25,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:02:26,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:02:26,346 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:02:26,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:02:26,548 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:02:26,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26 WrapperNode [2020-11-30 01:02:26,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:02:26,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:02:26,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:02:26,552 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:02:26,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26" (1/1) ... [2020-11-30 01:02:26,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26" (1/1) ... [2020-11-30 01:02:26,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:02:26,933 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:02:26,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:02:26,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:02:26,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26" (1/1) ... [2020-11-30 01:02:26,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26" (1/1) ... [2020-11-30 01:02:26,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26" (1/1) ... [2020-11-30 01:02:26,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26" (1/1) ... [2020-11-30 01:02:27,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26" (1/1) ... [2020-11-30 01:02:27,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26" (1/1) ... [2020-11-30 01:02:27,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26" (1/1) ... [2020-11-30 01:02:27,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:02:27,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:02:27,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:02:27,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:02:27,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:02:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:02:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:02:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:02:27,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:02:37,909 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:02:37,912 INFO L298 CfgBuilder]: Removed 855 assume(true) statements. [2020-11-30 01:02:37,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:02:37 BoogieIcfgContainer [2020-11-30 01:02:37,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:02:37,924 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-30 01:02:37,924 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-30 01:02:37,928 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-30 01:02:37,929 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 01:02:37,930 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 30.11 01:02:25" (1/3) ... [2020-11-30 01:02:37,931 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@300d5d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 01:02:37, skipping insertion in model container [2020-11-30 01:02:37,931 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 01:02:37,932 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:02:26" (2/3) ... [2020-11-30 01:02:37,932 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@300d5d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 30.11 01:02:37, skipping insertion in model container [2020-11-30 01:02:37,932 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-30 01:02:37,933 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:02:37" (3/3) ... [2020-11-30 01:02:37,934 INFO L373 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product23.cil.c [2020-11-30 01:02:38,011 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-30 01:02:38,011 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-30 01:02:38,011 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-30 01:02:38,012 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:02:38,012 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:02:38,012 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-30 01:02:38,012 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:02:38,012 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-30 01:02:38,114 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3568 states. [2020-11-30 01:02:38,263 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1771 [2020-11-30 01:02:38,264 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 01:02:38,264 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 01:02:38,291 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] [2020-11-30 01:02:38,291 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] [2020-11-30 01:02:38,291 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-30 01:02:38,292 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3568 states. [2020-11-30 01:02:38,344 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1771 [2020-11-30 01:02:38,344 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 01:02:38,345 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 01:02:38,355 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] [2020-11-30 01:02:38,355 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] [2020-11-30 01:02:38,372 INFO L794 eck$LassoCheckResult]: Stem: 1671#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~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(10);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string130.base, #t~string130.offset, 1);call write~init~int(95, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(93, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string132.base, #t~string132.offset, 1);call write~init~int(93, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(32, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string134.base, #t~string134.offset, 1);call write~init~int(97, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(116, #t~string134.base, 2 + #t~string134.offset, 1);call write~init~int(32, #t~string134.base, 3 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 4 + #t~string134.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string136.base, #t~string136.offset, 1);call write~init~int(105, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 2 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(10);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string140.base, #t~string140.offset, 1);call write~init~int(112, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 2 + #t~string140.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string142.base, #t~string142.offset, 1);call write~init~int(111, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(119, #t~string142.base, 2 + #t~string142.offset, 1);call write~init~int(110, #t~string142.base, 3 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 4 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string144.base, #t~string144.offset, 1);call write~init~int(73, #t~string144.base, 1 + #t~string144.offset, 1);call write~init~int(76, #t~string144.base, 2 + #t~string144.offset, 1);call write~init~int(95, #t~string144.base, 3 + #t~string144.offset, 1);call write~init~int(112, #t~string144.base, 4 + #t~string144.offset, 1);call write~init~int(58, #t~string144.base, 5 + #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 6 + #t~string144.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string148.base, #t~string148.offset, 1);call write~init~int(37, #t~string148.base, 1 + #t~string148.offset, 1);call write~init~int(105, #t~string148.base, 2 + #t~string148.offset, 1);call write~init~int(0, #t~string148.base, 3 + #t~string148.offset, 1);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(37, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(105, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 3 + #t~string150.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string154.base, #t~string154.offset, 1);call write~init~int(37, #t~string154.base, 1 + #t~string154.offset, 1);call write~init~int(105, #t~string154.base, 2 + #t~string154.offset, 1);call write~init~int(0, #t~string154.base, 3 + #t~string154.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string156.base, #t~string156.offset, 1);call write~init~int(70, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(95, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(112, #t~string156.base, 3 + #t~string156.offset, 1);call write~init~int(58, #t~string156.base, 4 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 5 + #t~string156.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string159.base, #t~string159.offset, 1);call write~init~int(37, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(105, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string162.base, #t~string162.offset, 1);call write~init~int(37, #t~string162.base, 1 + #t~string162.offset, 1);call write~init~int(105, #t~string162.base, 2 + #t~string162.offset, 1);call write~init~int(0, #t~string162.base, 3 + #t~string162.offset, 1);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string165.base, #t~string165.offset, 1);call write~init~int(37, #t~string165.base, 1 + #t~string165.offset, 1);call write~init~int(105, #t~string165.base, 2 + #t~string165.offset, 1);call write~init~int(0, #t~string165.base, 3 + #t~string165.offset, 1);call #t~string168.base, #t~string168.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string168.base, #t~string168.offset, 1);call write~init~int(37, #t~string168.base, 1 + #t~string168.offset, 1);call write~init~int(105, #t~string168.base, 2 + #t~string168.offset, 1);call write~init~int(0, #t~string168.base, 3 + #t~string168.offset, 1);call #t~string171.base, #t~string171.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string171.base, #t~string171.offset, 1);call write~init~int(37, #t~string171.base, 1 + #t~string171.offset, 1);call write~init~int(105, #t~string171.base, 2 + #t~string171.offset, 1);call write~init~int(0, #t~string171.base, 3 + #t~string171.offset, 1);call #t~string173.base, #t~string173.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string173.base, #t~string173.offset, 1);call write~init~int(0, #t~string173.base, 1 + #t~string173.offset, 1);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 12;~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; 2832#L-1true havoc main_#res;havoc main_#t~ret62, main_~retValue_acc~9, main_~tmp~12;havoc main_~retValue_acc~9;havoc main_~tmp~12; 470#L253true havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 2900#L261true main_#t~ret62 := valid_product_#res;main_~tmp~12 := main_#t~ret62;havoc main_#t~ret62; 1151#L1644true assume 0 != main_~tmp~12; 2369#L1618true ~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; 206#L61true havoc bigMacCall_#t~ret55, bigMacCall_~tmp~9;havoc bigMacCall_~tmp~9;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~11;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~11; 1278#L1816true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~11 := 4;getOrigin_#res := getOrigin_~retValue_acc~11; 414#L1841true bigMacCall_#t~ret55 := getOrigin_#res;bigMacCall_~tmp~9 := bigMacCall_#t~ret55;havoc bigMacCall_#t~ret55;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~9;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 3299#L626true assume 0 == initPersonOnFloor_~floor; 3401#L627true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 2479#L734-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 156#L418true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 366#L430-2true havoc cleanup_#t~ret56, cleanup_#t~ret57, cleanup_~i~0, cleanup_~tmp~10, cleanup_~tmp___0~1, cleanup_~__cil_tmp4~2;havoc cleanup_~i~0;havoc cleanup_~tmp~10;havoc cleanup_~tmp___0~1;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_#t~ret122, timeShift_#t~ret123, timeShift_#t~ret124, timeShift_#t~ret125, timeShift_#t~ret126, timeShift_#t~ret127, timeShift_~tmp~27, timeShift_~tmp___0~12, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~27;havoc timeShift_~tmp___0~12;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret101, stopRequestedAtCurrentFloor_#t~ret102, stopRequestedAtCurrentFloor_#t~ret103, stopRequestedAtCurrentFloor_#t~ret104, stopRequestedAtCurrentFloor_~retValue_acc~27, stopRequestedAtCurrentFloor_~tmp~25, stopRequestedAtCurrentFloor_~tmp___0~10;havoc stopRequestedAtCurrentFloor_~retValue_acc~27;havoc stopRequestedAtCurrentFloor_~tmp~25;havoc stopRequestedAtCurrentFloor_~tmp___0~10;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 2796#L355true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 2464#L382true isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 1996#L3472true stopRequestedAtCurrentFloor_#t~ret101 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~25 := stopRequestedAtCurrentFloor_#t~ret101;havoc stopRequestedAtCurrentFloor_#t~ret101; 2033#L2857true assume 0 != stopRequestedAtCurrentFloor_~tmp~25;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 3495#L2120true stopRequestedAtCurrentFloor_#t~ret102 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~10 := stopRequestedAtCurrentFloor_#t~ret102;havoc stopRequestedAtCurrentFloor_#t~ret102; 925#L2861true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10);stopRequestedAtCurrentFloor_~retValue_acc~27 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~27; 1256#L2874true timeShift_#t~ret117 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret117;havoc timeShift_#t~ret117; 3187#L3009true assume !(0 != timeShift_~tmp___9~2); 1857#L3100true assume !(1 == ~doorState~0); 1858#L3100-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret92, stopRequestedInDirection_#t~ret93, stopRequestedInDirection_#t~ret94, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~23, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~6;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~23;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 2802#L355-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 2470#L382-3true isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 1999#L3472-1true stopRequestedInDirection_#t~ret92 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret92;havoc stopRequestedInDirection_#t~ret92; 18#L2712true assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 3503#L2120-3true stopRequestedInDirection_#t~ret93 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret93;havoc stopRequestedInDirection_#t~ret93;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~6 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23 := (if stopRequestedInDirection_~__cil_tmp8~6 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~23; 303#L2725true timeShift_#t~ret124 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret124;havoc timeShift_#t~ret124; 1534#L3108true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret95, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 2039#L2769true assume !(1 == ~currentHeading~0); 651#L2779true assume !(0 == ~currentFloorID~0); 630#L2779-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1276#L2785-5true havoc __utac_acc__Specification2_spec__3_#t~ret7, __utac_acc__Specification2_spec__3_#t~ret8, __utac_acc__Specification2_spec__3_#t~ret9, __utac_acc__Specification2_spec__3_#t~ret10, __utac_acc__Specification2_spec__3_#t~ret11, __utac_acc__Specification2_spec__3_#t~ret12, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~0, __utac_acc__Specification2_spec__3_~tmp___0~0, __utac_acc__Specification2_spec__3_~tmp___1~0, __utac_acc__Specification2_spec__3_~tmp___2~0, __utac_acc__Specification2_spec__3_~tmp___3~0, __utac_acc__Specification2_spec__3_~tmp___4~0;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~0;havoc __utac_acc__Specification2_spec__3_~tmp___0~0;havoc __utac_acc__Specification2_spec__3_~tmp___1~0;havoc __utac_acc__Specification2_spec__3_~tmp___2~0;havoc __utac_acc__Specification2_spec__3_~tmp___3~0;havoc __utac_acc__Specification2_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 3476#L2120-5true __utac_acc__Specification2_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~0 := __utac_acc__Specification2_spec__3_#t~ret7;havoc __utac_acc__Specification2_spec__3_#t~ret7;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~0; 1778#L106true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 1936#L107true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 2969#L2129true __utac_acc__Specification2_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~0 := __utac_acc__Specification2_spec__3_#t~ret8;havoc __utac_acc__Specification2_spec__3_#t~ret8; 1496#L111true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0;~floorButtons_spc2_0~0 := 0; 347#L166true cleanup_~i~0 := 0; 2020#L1448-2true [2020-11-30 01:02:38,382 INFO L796 eck$LassoCheckResult]: Loop: 2020#L1448-2true assume !false; 1036#L1449true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 912#L1452true assume cleanup_~i~0 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 1535#L1963true cleanup_#t~ret56 := isBlocked_#res;cleanup_~tmp___0~1 := cleanup_#t~ret56;havoc cleanup_#t~ret56; 883#L1456true assume 1 != cleanup_~tmp___0~1; 884#L1456-1true havoc isIdle_#res;havoc isIdle_#t~ret76, isIdle_~retValue_acc~20, isIdle_~tmp~18;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~18;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret71, anyStopRequested_#t~ret72, anyStopRequested_#t~ret73, anyStopRequested_#t~ret74, anyStopRequested_#t~ret75, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~17, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~17;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 2667#L355-65true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 2217#L382-65true anyStopRequested_#t~ret71 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret71;havoc anyStopRequested_#t~ret71; 1375#L2228true assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 2815#L2292true isIdle_#t~ret76 := anyStopRequested_#res;isIdle_~tmp~18 := isIdle_#t~ret76;havoc isIdle_#t~ret76;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~18 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 2993#L2305true cleanup_#t~ret57 := isIdle_#res;cleanup_~tmp~10 := cleanup_#t~ret57;havoc cleanup_#t~ret57; 1148#L1468true assume !(0 != cleanup_~tmp~10);havoc timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_#t~ret122, timeShift_#t~ret123, timeShift_#t~ret124, timeShift_#t~ret125, timeShift_#t~ret126, timeShift_#t~ret127, timeShift_~tmp~27, timeShift_~tmp___0~12, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~27;havoc timeShift_~tmp___0~12;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret101, stopRequestedAtCurrentFloor_#t~ret102, stopRequestedAtCurrentFloor_#t~ret103, stopRequestedAtCurrentFloor_#t~ret104, stopRequestedAtCurrentFloor_~retValue_acc~27, stopRequestedAtCurrentFloor_~tmp~25, stopRequestedAtCurrentFloor_~tmp___0~10;havoc stopRequestedAtCurrentFloor_~retValue_acc~27;havoc stopRequestedAtCurrentFloor_~tmp~25;havoc stopRequestedAtCurrentFloor_~tmp___0~10;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 2653#L355-70true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 2200#L382-70true isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 1978#L3472-3true stopRequestedAtCurrentFloor_#t~ret101 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~25 := stopRequestedAtCurrentFloor_#t~ret101;havoc stopRequestedAtCurrentFloor_#t~ret101; 2037#L2857-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~25;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 3480#L2120-6true stopRequestedAtCurrentFloor_#t~ret102 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~10 := stopRequestedAtCurrentFloor_#t~ret102;havoc stopRequestedAtCurrentFloor_#t~ret102; 930#L2861-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10);stopRequestedAtCurrentFloor_~retValue_acc~27 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~27; 1252#L2874-1true timeShift_#t~ret117 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret117;havoc timeShift_#t~ret117; 3190#L3009-1true assume !(0 != timeShift_~tmp___9~2); 1835#L3100-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1837#L3100-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret92, stopRequestedInDirection_#t~ret93, stopRequestedInDirection_#t~ret94, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~23, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~6;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~23;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 2657#L355-73true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 2209#L382-73true isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 1986#L3472-4true stopRequestedInDirection_#t~ret92 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret92;havoc stopRequestedInDirection_#t~ret92; 19#L2712-2true assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 3486#L2120-9true stopRequestedInDirection_#t~ret93 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret93;havoc stopRequestedInDirection_#t~ret93;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~6 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23 := (if stopRequestedInDirection_~__cil_tmp8~6 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~23; 295#L2725-2true timeShift_#t~ret124 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret124;havoc timeShift_#t~ret124; 1533#L3108-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret95, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 2021#L2769-3true assume !(1 == ~currentHeading~0); 810#L2779-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 822#L2779-11true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1267#L2785-11true havoc __utac_acc__Specification2_spec__3_#t~ret7, __utac_acc__Specification2_spec__3_#t~ret8, __utac_acc__Specification2_spec__3_#t~ret9, __utac_acc__Specification2_spec__3_#t~ret10, __utac_acc__Specification2_spec__3_#t~ret11, __utac_acc__Specification2_spec__3_#t~ret12, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~0, __utac_acc__Specification2_spec__3_~tmp___0~0, __utac_acc__Specification2_spec__3_~tmp___1~0, __utac_acc__Specification2_spec__3_~tmp___2~0, __utac_acc__Specification2_spec__3_~tmp___3~0, __utac_acc__Specification2_spec__3_~tmp___4~0;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~0;havoc __utac_acc__Specification2_spec__3_~tmp___0~0;havoc __utac_acc__Specification2_spec__3_~tmp___1~0;havoc __utac_acc__Specification2_spec__3_~tmp___2~0;havoc __utac_acc__Specification2_spec__3_~tmp___3~0;havoc __utac_acc__Specification2_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 3472#L2120-11true __utac_acc__Specification2_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~0 := __utac_acc__Specification2_spec__3_#t~ret7;havoc __utac_acc__Specification2_spec__3_#t~ret7;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~0; 1748#L106-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 1933#L107-1true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 2950#L2129-5true __utac_acc__Specification2_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~0 := __utac_acc__Specification2_spec__3_#t~ret8;havoc __utac_acc__Specification2_spec__3_#t~ret8; 1512#L111-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0;~floorButtons_spc2_0~0 := 0; 345#L166-1true cleanup_~i~0 := 1 + cleanup_~i~0; 2020#L1448-2true [2020-11-30 01:02:38,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:02:38,390 INFO L82 PathProgramCache]: Analyzing trace with hash 722053063, now seen corresponding path program 1 times [2020-11-30 01:02:38,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:02:38,403 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074418006] [2020-11-30 01:02:38,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:02:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:38,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:38,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074418006] [2020-11-30 01:02:38,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:02:38,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:02:38,875 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026702485] [2020-11-30 01:02:38,880 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-30 01:02:38,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:02:38,882 INFO L82 PathProgramCache]: Analyzing trace with hash -103885846, now seen corresponding path program 1 times [2020-11-30 01:02:38,882 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:02:38,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447096337] [2020-11-30 01:02:38,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:02:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:39,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:39,035 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447096337] [2020-11-30 01:02:39,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:02:39,037 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-30 01:02:39,037 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249594862] [2020-11-30 01:02:39,039 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-30 01:02:39,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:02:39,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-30 01:02:39,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:02:39,062 INFO L87 Difference]: Start difference. First operand 3568 states. Second operand 7 states. [2020-11-30 01:02:51,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:02:51,566 INFO L93 Difference]: Finished difference Result 30150 states and 56419 transitions. [2020-11-30 01:02:51,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-11-30 01:02:51,569 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30150 states and 56419 transitions. [2020-11-30 01:02:52,001 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13127 [2020-11-30 01:02:52,314 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30150 states to 30010 states and 56261 transitions. [2020-11-30 01:02:52,316 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30010 [2020-11-30 01:02:52,367 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30010 [2020-11-30 01:02:52,367 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30010 states and 56261 transitions. [2020-11-30 01:02:52,439 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-30 01:02:52,440 INFO L691 BuchiCegarLoop]: Abstraction has 30010 states and 56261 transitions. [2020-11-30 01:02:52,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30010 states and 56261 transitions. [2020-11-30 01:02:52,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30010 to 10142. [2020-11-30 01:02:52,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10142 states. [2020-11-30 01:02:52,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10142 states to 10142 states and 19050 transitions. [2020-11-30 01:02:52,967 INFO L714 BuchiCegarLoop]: Abstraction has 10142 states and 19050 transitions. [2020-11-30 01:02:52,967 INFO L594 BuchiCegarLoop]: Abstraction has 10142 states and 19050 transitions. [2020-11-30 01:02:52,968 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-30 01:02:52,968 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10142 states and 19050 transitions. [2020-11-30 01:02:53,033 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5128 [2020-11-30 01:02:53,033 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 01:02:53,034 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 01:02:53,041 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] [2020-11-30 01:02:53,042 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] [2020-11-30 01:02:53,043 INFO L794 eck$LassoCheckResult]: Stem: 36045#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~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(10);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string130.base, #t~string130.offset, 1);call write~init~int(95, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(93, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string132.base, #t~string132.offset, 1);call write~init~int(93, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(32, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string134.base, #t~string134.offset, 1);call write~init~int(97, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(116, #t~string134.base, 2 + #t~string134.offset, 1);call write~init~int(32, #t~string134.base, 3 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 4 + #t~string134.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string136.base, #t~string136.offset, 1);call write~init~int(105, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 2 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(10);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string140.base, #t~string140.offset, 1);call write~init~int(112, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 2 + #t~string140.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string142.base, #t~string142.offset, 1);call write~init~int(111, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(119, #t~string142.base, 2 + #t~string142.offset, 1);call write~init~int(110, #t~string142.base, 3 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 4 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string144.base, #t~string144.offset, 1);call write~init~int(73, #t~string144.base, 1 + #t~string144.offset, 1);call write~init~int(76, #t~string144.base, 2 + #t~string144.offset, 1);call write~init~int(95, #t~string144.base, 3 + #t~string144.offset, 1);call write~init~int(112, #t~string144.base, 4 + #t~string144.offset, 1);call write~init~int(58, #t~string144.base, 5 + #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 6 + #t~string144.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string148.base, #t~string148.offset, 1);call write~init~int(37, #t~string148.base, 1 + #t~string148.offset, 1);call write~init~int(105, #t~string148.base, 2 + #t~string148.offset, 1);call write~init~int(0, #t~string148.base, 3 + #t~string148.offset, 1);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(37, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(105, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 3 + #t~string150.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string154.base, #t~string154.offset, 1);call write~init~int(37, #t~string154.base, 1 + #t~string154.offset, 1);call write~init~int(105, #t~string154.base, 2 + #t~string154.offset, 1);call write~init~int(0, #t~string154.base, 3 + #t~string154.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string156.base, #t~string156.offset, 1);call write~init~int(70, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(95, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(112, #t~string156.base, 3 + #t~string156.offset, 1);call write~init~int(58, #t~string156.base, 4 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 5 + #t~string156.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string159.base, #t~string159.offset, 1);call write~init~int(37, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(105, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string162.base, #t~string162.offset, 1);call write~init~int(37, #t~string162.base, 1 + #t~string162.offset, 1);call write~init~int(105, #t~string162.base, 2 + #t~string162.offset, 1);call write~init~int(0, #t~string162.base, 3 + #t~string162.offset, 1);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string165.base, #t~string165.offset, 1);call write~init~int(37, #t~string165.base, 1 + #t~string165.offset, 1);call write~init~int(105, #t~string165.base, 2 + #t~string165.offset, 1);call write~init~int(0, #t~string165.base, 3 + #t~string165.offset, 1);call #t~string168.base, #t~string168.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string168.base, #t~string168.offset, 1);call write~init~int(37, #t~string168.base, 1 + #t~string168.offset, 1);call write~init~int(105, #t~string168.base, 2 + #t~string168.offset, 1);call write~init~int(0, #t~string168.base, 3 + #t~string168.offset, 1);call #t~string171.base, #t~string171.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string171.base, #t~string171.offset, 1);call write~init~int(37, #t~string171.base, 1 + #t~string171.offset, 1);call write~init~int(105, #t~string171.base, 2 + #t~string171.offset, 1);call write~init~int(0, #t~string171.base, 3 + #t~string171.offset, 1);call #t~string173.base, #t~string173.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string173.base, #t~string173.offset, 1);call write~init~int(0, #t~string173.base, 1 + #t~string173.offset, 1);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 12;~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; 36046#L-1 havoc main_#res;havoc main_#t~ret62, main_~retValue_acc~9, main_~tmp~12;havoc main_~retValue_acc~9;havoc main_~tmp~12; 34554#L253 havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 34555#L261 main_#t~ret62 := valid_product_#res;main_~tmp~12 := main_#t~ret62;havoc main_#t~ret62; 35435#L1644 assume 0 != main_~tmp~12; 35436#L1618 ~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; 34197#L61 havoc bigMacCall_#t~ret55, bigMacCall_~tmp~9;havoc bigMacCall_~tmp~9;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~11;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~11; 34198#L1816 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~11 := 4;getOrigin_#res := getOrigin_~retValue_acc~11; 33771#L1841 bigMacCall_#t~ret55 := getOrigin_#res;bigMacCall_~tmp~9 := bigMacCall_#t~ret55;havoc bigMacCall_#t~ret55;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~9;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 34511#L626 assume 0 == initPersonOnFloor_~floor; 37500#L627 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 33774#L734-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 34105#L418 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 33870#L430-2 havoc cleanup_#t~ret56, cleanup_#t~ret57, cleanup_~i~0, cleanup_~tmp~10, cleanup_~tmp___0~1, cleanup_~__cil_tmp4~2;havoc cleanup_~i~0;havoc cleanup_~tmp~10;havoc cleanup_~tmp___0~1;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_#t~ret122, timeShift_#t~ret123, timeShift_#t~ret124, timeShift_#t~ret125, timeShift_#t~ret126, timeShift_#t~ret127, timeShift_~tmp~27, timeShift_~tmp___0~12, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~27;havoc timeShift_~tmp___0~12;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret101, stopRequestedAtCurrentFloor_#t~ret102, stopRequestedAtCurrentFloor_#t~ret103, stopRequestedAtCurrentFloor_#t~ret104, stopRequestedAtCurrentFloor_~retValue_acc~27, stopRequestedAtCurrentFloor_~tmp~25, stopRequestedAtCurrentFloor_~tmp___0~10;havoc stopRequestedAtCurrentFloor_~retValue_acc~27;havoc stopRequestedAtCurrentFloor_~tmp~25;havoc stopRequestedAtCurrentFloor_~tmp___0~10;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 34456#L355 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 36801#L382 isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 36446#L3472 stopRequestedAtCurrentFloor_#t~ret101 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~25 := stopRequestedAtCurrentFloor_#t~ret101;havoc stopRequestedAtCurrentFloor_#t~ret101; 36447#L2857 assume 0 != stopRequestedAtCurrentFloor_~tmp~25;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 36491#L2120 stopRequestedAtCurrentFloor_#t~ret102 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~10 := stopRequestedAtCurrentFloor_#t~ret102;havoc stopRequestedAtCurrentFloor_#t~ret102; 35164#L2861 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10);stopRequestedAtCurrentFloor_~retValue_acc~27 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~27; 35166#L2874 timeShift_#t~ret117 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret117;havoc timeShift_#t~ret117; 42328#L3009 assume !(0 != timeShift_~tmp___9~2); 42329#L3100 assume !(1 == ~doorState~0); 43434#L3100-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret92, stopRequestedInDirection_#t~ret93, stopRequestedInDirection_#t~ret94, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~23, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~6;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~23;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 43433#L355-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 43432#L382-3 isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 43431#L3472-1 stopRequestedInDirection_#t~ret92 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret92;havoc stopRequestedInDirection_#t~ret92; 43429#L2712 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 43430#L2120-3 stopRequestedInDirection_#t~ret93 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret93;havoc stopRequestedInDirection_#t~ret93;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~6 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23 := (if stopRequestedInDirection_~__cil_tmp8~6 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~23; 43464#L2725 timeShift_#t~ret124 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret124;havoc timeShift_#t~ret124; 43459#L3108 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret95, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 36498#L2769 assume !(1 == ~currentHeading~0); 34754#L2779 assume !(0 == ~currentFloorID~0); 34714#L2779-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 33937#L2785-5 havoc __utac_acc__Specification2_spec__3_#t~ret7, __utac_acc__Specification2_spec__3_#t~ret8, __utac_acc__Specification2_spec__3_#t~ret9, __utac_acc__Specification2_spec__3_#t~ret10, __utac_acc__Specification2_spec__3_#t~ret11, __utac_acc__Specification2_spec__3_#t~ret12, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~0, __utac_acc__Specification2_spec__3_~tmp___0~0, __utac_acc__Specification2_spec__3_~tmp___1~0, __utac_acc__Specification2_spec__3_~tmp___2~0, __utac_acc__Specification2_spec__3_~tmp___3~0, __utac_acc__Specification2_spec__3_~tmp___4~0;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~0;havoc __utac_acc__Specification2_spec__3_~tmp___0~0;havoc __utac_acc__Specification2_spec__3_~tmp___1~0;havoc __utac_acc__Specification2_spec__3_~tmp___2~0;havoc __utac_acc__Specification2_spec__3_~tmp___3~0;havoc __utac_acc__Specification2_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 35544#L2120-5 __utac_acc__Specification2_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~0 := __utac_acc__Specification2_spec__3_#t~ret7;havoc __utac_acc__Specification2_spec__3_#t~ret7;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~0; 36180#L106 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 36181#L107 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 36373#L2129 __utac_acc__Specification2_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~0 := __utac_acc__Specification2_spec__3_#t~ret8;havoc __utac_acc__Specification2_spec__3_#t~ret8; 35768#L111 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0;~floorButtons_spc2_0~0 := 0; 34071#L166 cleanup_~i~0 := 0; 34426#L1448-2 [2020-11-30 01:02:53,044 INFO L796 eck$LassoCheckResult]: Loop: 34426#L1448-2 assume !false; 35309#L1449 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 35153#L1452 assume cleanup_~i~0 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 35154#L1963 cleanup_#t~ret56 := isBlocked_#res;cleanup_~tmp___0~1 := cleanup_#t~ret56;havoc cleanup_#t~ret56; 35125#L1456 assume 1 != cleanup_~tmp___0~1; 35126#L1456-1 havoc isIdle_#res;havoc isIdle_#t~ret76, isIdle_~retValue_acc~20, isIdle_~tmp~18;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~18;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret71, anyStopRequested_#t~ret72, anyStopRequested_#t~ret73, anyStopRequested_#t~ret74, anyStopRequested_#t~ret75, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~17, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~17;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 35127#L355-65 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 36679#L382-65 anyStopRequested_#t~ret71 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret71;havoc anyStopRequested_#t~ret71; 36680#L2228 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 41643#L2292 isIdle_#t~ret76 := anyStopRequested_#res;isIdle_~tmp~18 := isIdle_#t~ret76;havoc isIdle_#t~ret76;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~18 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 41639#L2305 cleanup_#t~ret57 := isIdle_#res;cleanup_~tmp~10 := cleanup_#t~ret57;havoc cleanup_#t~ret57; 37988#L1468 assume !(0 != cleanup_~tmp~10);havoc timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_#t~ret122, timeShift_#t~ret123, timeShift_#t~ret124, timeShift_#t~ret125, timeShift_#t~ret126, timeShift_#t~ret127, timeShift_~tmp~27, timeShift_~tmp___0~12, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~27;havoc timeShift_~tmp___0~12;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret101, stopRequestedAtCurrentFloor_#t~ret102, stopRequestedAtCurrentFloor_#t~ret103, stopRequestedAtCurrentFloor_#t~ret104, stopRequestedAtCurrentFloor_~retValue_acc~27, stopRequestedAtCurrentFloor_~tmp~25, stopRequestedAtCurrentFloor_~tmp___0~10;havoc stopRequestedAtCurrentFloor_~retValue_acc~27;havoc stopRequestedAtCurrentFloor_~tmp~25;havoc stopRequestedAtCurrentFloor_~tmp___0~10;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 37987#L355-70 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 37625#L382-70 isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 37958#L3472-3 stopRequestedAtCurrentFloor_#t~ret101 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~25 := stopRequestedAtCurrentFloor_#t~ret101;havoc stopRequestedAtCurrentFloor_#t~ret101; 37844#L2857-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~25;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 37846#L2120-6 stopRequestedAtCurrentFloor_#t~ret102 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~10 := stopRequestedAtCurrentFloor_#t~ret102;havoc stopRequestedAtCurrentFloor_#t~ret102; 37822#L2861-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10);stopRequestedAtCurrentFloor_~retValue_acc~27 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~27; 35172#L2874-1 timeShift_#t~ret117 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret117;havoc timeShift_#t~ret117; 42911#L3009-1 assume !(0 != timeShift_~tmp___9~2); 42912#L3100-3 assume 1 == ~doorState~0;~doorState~0 := 0; 43676#L3100-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret92, stopRequestedInDirection_#t~ret93, stopRequestedInDirection_#t~ret94, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~23, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~6;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~23;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 43675#L355-73 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 43674#L382-73 isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 43673#L3472-4 stopRequestedInDirection_#t~ret92 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret92;havoc stopRequestedInDirection_#t~ret92; 33809#L2712-2 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 33810#L2120-9 stopRequestedInDirection_#t~ret93 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret93;havoc stopRequestedInDirection_#t~ret93;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~6 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23 := (if stopRequestedInDirection_~__cil_tmp8~6 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~23; 34351#L2725-2 timeShift_#t~ret124 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret124;havoc timeShift_#t~ret124; 34352#L3108-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret95, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 43671#L2769-3 assume !(1 == ~currentHeading~0); 35021#L2779-9 assume !(0 == ~currentFloorID~0); 35022#L2779-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 33942#L2785-11 havoc __utac_acc__Specification2_spec__3_#t~ret7, __utac_acc__Specification2_spec__3_#t~ret8, __utac_acc__Specification2_spec__3_#t~ret9, __utac_acc__Specification2_spec__3_#t~ret10, __utac_acc__Specification2_spec__3_#t~ret11, __utac_acc__Specification2_spec__3_#t~ret12, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~0, __utac_acc__Specification2_spec__3_~tmp___0~0, __utac_acc__Specification2_spec__3_~tmp___1~0, __utac_acc__Specification2_spec__3_~tmp___2~0, __utac_acc__Specification2_spec__3_~tmp___3~0, __utac_acc__Specification2_spec__3_~tmp___4~0;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~0;havoc __utac_acc__Specification2_spec__3_~tmp___0~0;havoc __utac_acc__Specification2_spec__3_~tmp___1~0;havoc __utac_acc__Specification2_spec__3_~tmp___2~0;havoc __utac_acc__Specification2_spec__3_~tmp___3~0;havoc __utac_acc__Specification2_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 35535#L2120-11 __utac_acc__Specification2_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~0 := __utac_acc__Specification2_spec__3_#t~ret7;havoc __utac_acc__Specification2_spec__3_#t~ret7;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~0; 36149#L106-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 36150#L107-1 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 36369#L2129-5 __utac_acc__Specification2_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~0 := __utac_acc__Specification2_spec__3_#t~ret8;havoc __utac_acc__Specification2_spec__3_#t~ret8; 35789#L111-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0;~floorButtons_spc2_0~0 := 0; 34068#L166-1 cleanup_~i~0 := 1 + cleanup_~i~0; 34426#L1448-2 [2020-11-30 01:02:53,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:02:53,045 INFO L82 PathProgramCache]: Analyzing trace with hash 722053063, now seen corresponding path program 2 times [2020-11-30 01:02:53,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:02:53,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861331067] [2020-11-30 01:02:53,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:02:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:53,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:53,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861331067] [2020-11-30 01:02:53,249 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:02:53,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:02:53,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504646048] [2020-11-30 01:02:53,250 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-30 01:02:53,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:02:53,250 INFO L82 PathProgramCache]: Analyzing trace with hash 576172524, now seen corresponding path program 1 times [2020-11-30 01:02:53,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:02:53,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035797588] [2020-11-30 01:02:53,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:02:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:53,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:53,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035797588] [2020-11-30 01:02:53,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:02:53,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 01:02:53,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234214464] [2020-11-30 01:02:53,348 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-30 01:02:53,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:02:53,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:02:53,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:02:53,350 INFO L87 Difference]: Start difference. First operand 10142 states and 19050 transitions. cyclomatic complexity: 8910 Second operand 5 states. [2020-11-30 01:02:54,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:02:54,529 INFO L93 Difference]: Finished difference Result 35165 states and 65806 transitions. [2020-11-30 01:02:54,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-30 01:02:54,530 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35165 states and 65806 transitions. [2020-11-30 01:02:54,782 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 27721 [2020-11-30 01:02:54,975 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35165 states to 35165 states and 65806 transitions. [2020-11-30 01:02:54,975 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35165 [2020-11-30 01:02:55,029 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35165 [2020-11-30 01:02:55,036 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35165 states and 65806 transitions. [2020-11-30 01:02:55,070 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-30 01:02:55,070 INFO L691 BuchiCegarLoop]: Abstraction has 35165 states and 65806 transitions. [2020-11-30 01:02:55,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35165 states and 65806 transitions. [2020-11-30 01:02:55,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35165 to 15019. [2020-11-30 01:02:55,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15019 states. [2020-11-30 01:02:55,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15019 states to 15019 states and 28092 transitions. [2020-11-30 01:02:55,474 INFO L714 BuchiCegarLoop]: Abstraction has 15019 states and 28092 transitions. [2020-11-30 01:02:55,474 INFO L594 BuchiCegarLoop]: Abstraction has 15019 states and 28092 transitions. [2020-11-30 01:02:55,474 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-11-30 01:02:55,474 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15019 states and 28092 transitions. [2020-11-30 01:02:55,593 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7674 [2020-11-30 01:02:55,593 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-30 01:02:55,593 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-30 01:02:55,599 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] [2020-11-30 01:02:55,599 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] [2020-11-30 01:02:55,600 INFO L794 eck$LassoCheckResult]: Stem: 81478#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~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(30);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(9);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(21);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(25);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(30);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(9);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(25);call #t~string128.base, #t~string128.offset := #Ultimate.allocOnStack(10);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string130.base, #t~string130.offset, 1);call write~init~int(95, #t~string130.base, 1 + #t~string130.offset, 1);call write~init~int(93, #t~string130.base, 2 + #t~string130.offset, 1);call write~init~int(0, #t~string130.base, 3 + #t~string130.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string132.base, #t~string132.offset, 1);call write~init~int(93, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(32, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.offset, 1);call #t~string134.base, #t~string134.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string134.base, #t~string134.offset, 1);call write~init~int(97, #t~string134.base, 1 + #t~string134.offset, 1);call write~init~int(116, #t~string134.base, 2 + #t~string134.offset, 1);call write~init~int(32, #t~string134.base, 3 + #t~string134.offset, 1);call write~init~int(0, #t~string134.base, 4 + #t~string134.offset, 1);call #t~string136.base, #t~string136.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string136.base, #t~string136.offset, 1);call write~init~int(105, #t~string136.base, 1 + #t~string136.offset, 1);call write~init~int(0, #t~string136.base, 2 + #t~string136.offset, 1);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(10);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string140.base, #t~string140.offset, 1);call write~init~int(112, #t~string140.base, 1 + #t~string140.offset, 1);call write~init~int(0, #t~string140.base, 2 + #t~string140.offset, 1);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string142.base, #t~string142.offset, 1);call write~init~int(111, #t~string142.base, 1 + #t~string142.offset, 1);call write~init~int(119, #t~string142.base, 2 + #t~string142.offset, 1);call write~init~int(110, #t~string142.base, 3 + #t~string142.offset, 1);call write~init~int(0, #t~string142.base, 4 + #t~string142.offset, 1);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string144.base, #t~string144.offset, 1);call write~init~int(73, #t~string144.base, 1 + #t~string144.offset, 1);call write~init~int(76, #t~string144.base, 2 + #t~string144.offset, 1);call write~init~int(95, #t~string144.base, 3 + #t~string144.offset, 1);call write~init~int(112, #t~string144.base, 4 + #t~string144.offset, 1);call write~init~int(58, #t~string144.base, 5 + #t~string144.offset, 1);call write~init~int(0, #t~string144.base, 6 + #t~string144.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string148.base, #t~string148.offset, 1);call write~init~int(37, #t~string148.base, 1 + #t~string148.offset, 1);call write~init~int(105, #t~string148.base, 2 + #t~string148.offset, 1);call write~init~int(0, #t~string148.base, 3 + #t~string148.offset, 1);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string150.base, #t~string150.offset, 1);call write~init~int(37, #t~string150.base, 1 + #t~string150.offset, 1);call write~init~int(105, #t~string150.base, 2 + #t~string150.offset, 1);call write~init~int(0, #t~string150.base, 3 + #t~string150.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string154.base, #t~string154.offset, 1);call write~init~int(37, #t~string154.base, 1 + #t~string154.offset, 1);call write~init~int(105, #t~string154.base, 2 + #t~string154.offset, 1);call write~init~int(0, #t~string154.base, 3 + #t~string154.offset, 1);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string156.base, #t~string156.offset, 1);call write~init~int(70, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(95, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(112, #t~string156.base, 3 + #t~string156.offset, 1);call write~init~int(58, #t~string156.base, 4 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 5 + #t~string156.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string159.base, #t~string159.offset, 1);call write~init~int(37, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(105, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string162.base, #t~string162.offset, 1);call write~init~int(37, #t~string162.base, 1 + #t~string162.offset, 1);call write~init~int(105, #t~string162.base, 2 + #t~string162.offset, 1);call write~init~int(0, #t~string162.base, 3 + #t~string162.offset, 1);call #t~string165.base, #t~string165.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string165.base, #t~string165.offset, 1);call write~init~int(37, #t~string165.base, 1 + #t~string165.offset, 1);call write~init~int(105, #t~string165.base, 2 + #t~string165.offset, 1);call write~init~int(0, #t~string165.base, 3 + #t~string165.offset, 1);call #t~string168.base, #t~string168.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string168.base, #t~string168.offset, 1);call write~init~int(37, #t~string168.base, 1 + #t~string168.offset, 1);call write~init~int(105, #t~string168.base, 2 + #t~string168.offset, 1);call write~init~int(0, #t~string168.base, 3 + #t~string168.offset, 1);call #t~string171.base, #t~string171.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string171.base, #t~string171.offset, 1);call write~init~int(37, #t~string171.base, 1 + #t~string171.offset, 1);call write~init~int(105, #t~string171.base, 2 + #t~string171.offset, 1);call write~init~int(0, #t~string171.base, 3 + #t~string171.offset, 1);call #t~string173.base, #t~string173.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string173.base, #t~string173.offset, 1);call write~init~int(0, #t~string173.base, 1 + #t~string173.offset, 1);~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~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;~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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 12;~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; 81479#L-1 havoc main_#res;havoc main_#t~ret62, main_~retValue_acc~9, main_~tmp~12;havoc main_~retValue_acc~9;havoc main_~tmp~12; 79914#L253 havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 79915#L261 main_#t~ret62 := valid_product_#res;main_~tmp~12 := main_#t~ret62;havoc main_#t~ret62; 80814#L1644 assume 0 != main_~tmp~12; 80815#L1618 ~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; 79537#L61 havoc bigMacCall_#t~ret55, bigMacCall_~tmp~9;havoc bigMacCall_~tmp~9;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~11;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~11; 79538#L1816 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~11 := 4;getOrigin_#res := getOrigin_~retValue_acc~11; 79097#L1841 bigMacCall_#t~ret55 := getOrigin_#res;bigMacCall_~tmp~9 := bigMacCall_#t~ret55;havoc bigMacCall_#t~ret55;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~9;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 79863#L626 assume 0 == initPersonOnFloor_~floor; 83127#L627 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 79100#L734-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 79433#L418 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 79196#L430-2 havoc cleanup_#t~ret56, cleanup_#t~ret57, cleanup_~i~0, cleanup_~tmp~10, cleanup_~tmp___0~1, cleanup_~__cil_tmp4~2;havoc cleanup_~i~0;havoc cleanup_~tmp~10;havoc cleanup_~tmp___0~1;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_#t~ret122, timeShift_#t~ret123, timeShift_#t~ret124, timeShift_#t~ret125, timeShift_#t~ret126, timeShift_#t~ret127, timeShift_~tmp~27, timeShift_~tmp___0~12, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~27;havoc timeShift_~tmp___0~12;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret101, stopRequestedAtCurrentFloor_#t~ret102, stopRequestedAtCurrentFloor_#t~ret103, stopRequestedAtCurrentFloor_#t~ret104, stopRequestedAtCurrentFloor_~retValue_acc~27, stopRequestedAtCurrentFloor_~tmp~25, stopRequestedAtCurrentFloor_~tmp___0~10;havoc stopRequestedAtCurrentFloor_~retValue_acc~27;havoc stopRequestedAtCurrentFloor_~tmp~25;havoc stopRequestedAtCurrentFloor_~tmp___0~10;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 79806#L355 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 82730#L382 isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 83326#L3472 stopRequestedAtCurrentFloor_#t~ret101 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~25 := stopRequestedAtCurrentFloor_#t~ret101;havoc stopRequestedAtCurrentFloor_#t~ret101; 83325#L2857 assume 0 != stopRequestedAtCurrentFloor_~tmp~25;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 83255#L2120 stopRequestedAtCurrentFloor_#t~ret102 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~10 := stopRequestedAtCurrentFloor_#t~ret102;havoc stopRequestedAtCurrentFloor_#t~ret102; 80552#L2861 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10);stopRequestedAtCurrentFloor_~retValue_acc~27 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~27; 80554#L2874 timeShift_#t~ret117 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret117;havoc timeShift_#t~ret117; 80906#L3009 assume !(0 != timeShift_~tmp___9~2); 81698#L3100 assume !(1 == ~doorState~0); 81700#L3100-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret92, stopRequestedInDirection_#t~ret93, stopRequestedInDirection_#t~ret94, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~23, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~6;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~23;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 81702#L355-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 82738#L382-3 isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 83438#L3472-1 stopRequestedInDirection_#t~ret92 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret92;havoc stopRequestedInDirection_#t~ret92; 79132#L2712 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 79133#L2120-3 stopRequestedInDirection_#t~ret93 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret93;havoc stopRequestedInDirection_#t~ret93;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~6 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23 := (if stopRequestedInDirection_~__cil_tmp8~6 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~23; 80897#L2725 timeShift_#t~ret124 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret124;havoc timeShift_#t~ret124; 84120#L3108 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret95, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 84121#L2769 assume !(1 == ~currentHeading~0); 80109#L2779 assume !(0 == ~currentFloorID~0); 80110#L2779-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 79263#L2785-5 havoc __utac_acc__Specification2_spec__3_#t~ret7, __utac_acc__Specification2_spec__3_#t~ret8, __utac_acc__Specification2_spec__3_#t~ret9, __utac_acc__Specification2_spec__3_#t~ret10, __utac_acc__Specification2_spec__3_#t~ret11, __utac_acc__Specification2_spec__3_#t~ret12, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~0, __utac_acc__Specification2_spec__3_~tmp___0~0, __utac_acc__Specification2_spec__3_~tmp___1~0, __utac_acc__Specification2_spec__3_~tmp___2~0, __utac_acc__Specification2_spec__3_~tmp___3~0, __utac_acc__Specification2_spec__3_~tmp___4~0;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~0;havoc __utac_acc__Specification2_spec__3_~tmp___0~0;havoc __utac_acc__Specification2_spec__3_~tmp___1~0;havoc __utac_acc__Specification2_spec__3_~tmp___2~0;havoc __utac_acc__Specification2_spec__3_~tmp___3~0;havoc __utac_acc__Specification2_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 80926#L2120-5 __utac_acc__Specification2_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~0 := __utac_acc__Specification2_spec__3_#t~ret7;havoc __utac_acc__Specification2_spec__3_#t~ret7;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~0; 81612#L106 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 81613#L107 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 82843#L2129 __utac_acc__Specification2_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~0 := __utac_acc__Specification2_spec__3_#t~ret8;havoc __utac_acc__Specification2_spec__3_#t~ret8; 82844#L111 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0;~floorButtons_spc2_0~0 := 0; 91661#L166 cleanup_~i~0 := 0; 93004#L1448-2 [2020-11-30 01:02:55,600 INFO L796 eck$LassoCheckResult]: Loop: 93004#L1448-2 assume !false; 93003#L1449 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 93002#L1452 assume cleanup_~i~0 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 93001#L1963 cleanup_#t~ret56 := isBlocked_#res;cleanup_~tmp___0~1 := cleanup_#t~ret56;havoc cleanup_#t~ret56; 93000#L1456 assume 1 != cleanup_~tmp___0~1; 92995#L1456-1 havoc isIdle_#res;havoc isIdle_#t~ret76, isIdle_~retValue_acc~20, isIdle_~tmp~18;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~18;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret71, anyStopRequested_#t~ret72, anyStopRequested_#t~ret73, anyStopRequested_#t~ret74, anyStopRequested_#t~ret75, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~17, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~17;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 92993#L355-65 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 92992#L382-65 anyStopRequested_#t~ret71 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret71;havoc anyStopRequested_#t~ret71; 92983#L2228 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 92978#L2292 isIdle_#t~ret76 := anyStopRequested_#res;isIdle_~tmp~18 := isIdle_#t~ret76;havoc isIdle_#t~ret76;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~18 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 92977#L2305 cleanup_#t~ret57 := isIdle_#res;cleanup_~tmp~10 := cleanup_#t~ret57;havoc cleanup_#t~ret57; 92976#L1468 assume !(0 != cleanup_~tmp~10);havoc timeShift_#t~ret117, timeShift_#t~ret118, timeShift_#t~ret119, timeShift_#t~ret120, timeShift_#t~ret121, timeShift_#t~ret122, timeShift_#t~ret123, timeShift_#t~ret124, timeShift_#t~ret125, timeShift_#t~ret126, timeShift_#t~ret127, timeShift_~tmp~27, timeShift_~tmp___0~12, timeShift_~tmp___1~7, timeShift_~tmp___2~5, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~27;havoc timeShift_~tmp___0~12;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;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~ret101, stopRequestedAtCurrentFloor_#t~ret102, stopRequestedAtCurrentFloor_#t~ret103, stopRequestedAtCurrentFloor_#t~ret104, stopRequestedAtCurrentFloor_~retValue_acc~27, stopRequestedAtCurrentFloor_~tmp~25, stopRequestedAtCurrentFloor_~tmp___0~10;havoc stopRequestedAtCurrentFloor_~retValue_acc~27;havoc stopRequestedAtCurrentFloor_~tmp~25;havoc stopRequestedAtCurrentFloor_~tmp___0~10;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 92975#L355-70 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 84640#L382-70 isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 81863#L3472-3 stopRequestedAtCurrentFloor_#t~ret101 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~25 := stopRequestedAtCurrentFloor_#t~ret101;havoc stopRequestedAtCurrentFloor_#t~ret101; 81864#L2857-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~25;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 90178#L2120-6 stopRequestedAtCurrentFloor_#t~ret102 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~10 := stopRequestedAtCurrentFloor_#t~ret102;havoc stopRequestedAtCurrentFloor_#t~ret102; 90149#L2861-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~10);stopRequestedAtCurrentFloor_~retValue_acc~27 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~27; 80559#L2874-1 timeShift_#t~ret117 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret117;havoc timeShift_#t~ret117; 80903#L3009-1 assume !(0 != timeShift_~tmp___9~2); 92642#L3100-3 assume !(1 == ~doorState~0); 92643#L3100-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret92, stopRequestedInDirection_#t~ret93, stopRequestedInDirection_#t~ret94, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~23, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~6;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~23;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret175, isExecutiveFloorCalling_~retValue_acc~30;havoc isExecutiveFloorCalling_~retValue_acc~30;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~2;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~2; 93893#L355-73 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~2 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~2; 93892#L382-73 isExecutiveFloorCalling_#t~ret175 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~30 := isExecutiveFloorCalling_#t~ret175;havoc isExecutiveFloorCalling_#t~ret175;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~30; 81876#L3472-4 stopRequestedInDirection_#t~ret92 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret92;havoc stopRequestedInDirection_#t~ret92; 81877#L2712-2 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 93868#L2120-9 stopRequestedInDirection_#t~ret93 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret93;havoc stopRequestedInDirection_#t~ret93;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~6 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~23 := (if stopRequestedInDirection_~__cil_tmp8~6 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~23; 93866#L2725-2 timeShift_#t~ret124 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret124;havoc timeShift_#t~ret124; 93864#L3108-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret95, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 93865#L2769-3 assume !(1 == ~currentHeading~0); 80396#L2779-9 assume !(0 == ~currentFloorID~0); 80397#L2779-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 79268#L2785-11 havoc __utac_acc__Specification2_spec__3_#t~ret7, __utac_acc__Specification2_spec__3_#t~ret8, __utac_acc__Specification2_spec__3_#t~ret9, __utac_acc__Specification2_spec__3_#t~ret10, __utac_acc__Specification2_spec__3_#t~ret11, __utac_acc__Specification2_spec__3_#t~ret12, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~0, __utac_acc__Specification2_spec__3_~tmp___0~0, __utac_acc__Specification2_spec__3_~tmp___1~0, __utac_acc__Specification2_spec__3_~tmp___2~0, __utac_acc__Specification2_spec__3_~tmp___3~0, __utac_acc__Specification2_spec__3_~tmp___4~0;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~0;havoc __utac_acc__Specification2_spec__3_~tmp___0~0;havoc __utac_acc__Specification2_spec__3_~tmp___1~0;havoc __utac_acc__Specification2_spec__3_~tmp___2~0;havoc __utac_acc__Specification2_spec__3_~tmp___3~0;havoc __utac_acc__Specification2_spec__3_~tmp___4~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 80917#L2120-11 __utac_acc__Specification2_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~0 := __utac_acc__Specification2_spec__3_#t~ret7;havoc __utac_acc__Specification2_spec__3_#t~ret7;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~0; 81580#L106-1 assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 81581#L107-1 assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 82820#L2129-5 __utac_acc__Specification2_spec__3_#t~ret8 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~0 := __utac_acc__Specification2_spec__3_#t~ret8;havoc __utac_acc__Specification2_spec__3_#t~ret8; 82821#L111-2 assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~0;~floorButtons_spc2_0~0 := 0; 92583#L166-1 cleanup_~i~0 := 1 + cleanup_~i~0; 93004#L1448-2 [2020-11-30 01:02:55,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:02:55,601 INFO L82 PathProgramCache]: Analyzing trace with hash 722053063, now seen corresponding path program 3 times [2020-11-30 01:02:55,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:02:55,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566935494] [2020-11-30 01:02:55,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:02:55,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:02:55,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:02:55,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566935494] [2020-11-30 01:02:55,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:02:55,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:02:55,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133872881] [2020-11-30 01:02:55,682 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-30 01:02:55,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:02:55,683 INFO L82 PathProgramCache]: Analyzing trace with hash -1112771218, now seen corresponding path program 1 times [2020-11-30 01:02:55,683 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:02:55,683 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489865066] [2020-11-30 01:02:55,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:02:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:02:55,714 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:02:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 01:02:55,734 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 01:02:55,790 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 01:02:56,468 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 160 [2020-11-30 01:02:57,153 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 124 [2020-11-30 01:02:57,165 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 01:02:57,166 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 01:02:57,166 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 01:02:57,166 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 01:02:57,166 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-30 01:02:57,167 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:02:57,167 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 01:02:57,167 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 01:02:57,167 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product23.cil.c_Iteration3_Loop [2020-11-30 01:02:57,167 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 01:02:57,167 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 01:02:57,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,229 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:57,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:58,422 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 01:02:58,426 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:02:58,448 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,448 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 01:02:58,460 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 01:02:58,461 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: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:02:58,506 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,506 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 01:02:58,510 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 01:02:58,511 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) [2020-11-30 01:02:58,556 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,556 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 [2020-11-30 01:02:58,573 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 01:02:58,573 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret120=0} Honda state: {ULTIMATE.start_timeShift_#t~ret120=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) [2020-11-30 01:02:58,619 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,619 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 [2020-11-30 01:02:58,631 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 01:02:58,631 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret122=0} Honda state: {ULTIMATE.start_timeShift_#t~ret122=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) [2020-11-30 01:02:58,758 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,758 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:02:58,762 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 01:02:58,763 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret76=0} Honda state: {ULTIMATE.start_isIdle_#t~ret76=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:02:58,793 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,793 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 01:02:58,796 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 01:02:58,796 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret124=0} Honda state: {ULTIMATE.start_timeShift_#t~ret124=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:02:58,821 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,821 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 01:02:58,824 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 01:02:58,824 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_continueInDirection_#t~ret95=0} Honda state: {ULTIMATE.start_continueInDirection_#t~ret95=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:02:58,847 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,847 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 01:02:58,849 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 01:02:58,849 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret127=0} Honda state: {ULTIMATE.start_timeShift_#t~ret127=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:02:58,875 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,875 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 01:02:58,877 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 01:02:58,877 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret93=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret93=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:02:58,903 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,903 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 01:02:58,905 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 01:02:58,905 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Honda state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:02:58,927 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,927 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 01:02:58,929 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-30 01:02:58,929 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret175=0} Honda state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret175=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:02:58,951 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-30 01:02:58,951 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:02:58,987 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-30 01:02:58,987 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-30 01:02:59,737 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-30 01:02:59,739 INFO L210 LassoAnalysis]: Preferences: [2020-11-30 01:02:59,739 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-30 01:02:59,739 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-30 01:02:59,739 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-30 01:02:59,739 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-30 01:02:59,739 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:02:59,739 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-30 01:02:59,739 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-30 01:02:59,739 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product23.cil.c_Iteration3_Loop [2020-11-30 01:02:59,739 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-30 01:02:59,739 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-30 01:02:59,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,836 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,851 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,855 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,875 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,877 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,979 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:02:59,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:00,143 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-30 01:03:01,166 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-30 01:03:01,171 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:03:01,178 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 [2020-11-30 01:03:01,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:03:01,183 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:03:01,207 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 [2020-11-30 01:03:01,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:03:01,214 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:03:01,236 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 [2020-11-30 01:03:01,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:03:01,238 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:03:01,261 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 [2020-11-30 01:03:01,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:03:01,268 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:03:01,291 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 [2020-11-30 01:03:01,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:03:01,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:03:01,316 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 [2020-11-30 01:03:01,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:03:01,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:03:01,344 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 [2020-11-30 01:03:01,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:03:01,351 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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 [2020-11-30 01:03:01,375 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 [2020-11-30 01:03:01,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:03:01,380 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) [2020-11-30 01:03:01,401 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 [2020-11-30 01:03:01,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:03:01,408 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) [2020-11-30 01:03:01,431 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 Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:03:01,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:03:01,438 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:03:01,459 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 [2020-11-30 01:03:01,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:03:01,462 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:03:01,484 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 [2020-11-30 01:03:01,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-30 01:03:01,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-30 01:03:01,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-30 01:03:01,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-30 01:03:01,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-30 01:03:01,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-30 01:03:01,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-30 01:03:01,498 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-30 01:03:01,540 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2020-11-30 01:03:01,540 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5a09be3-fb5c-4a74-8cc5-2e8b21ccbccd/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) [2020-11-30 01:03:01,544 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-30 01:03:01,544 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-30 01:03:01,544 INFO L510 LassoAnalysis]: Proved termination. [2020-11-30 01:03:01,545 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~0) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~0 Supporting invariants [] Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-30 01:03:01,580 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-30 01:03:01,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:03:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:03:01,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:03:01,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:03:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:03:01,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:03:01,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:03:01,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:03:01,920 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 [2020-11-30 01:03:01,921 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15019 states and 28092 transitions. cyclomatic complexity: 13075 Second operand 5 states. [2020-11-30 01:03:02,429 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15019 states and 28092 transitions. cyclomatic complexity: 13075. Second operand 5 states. Result 22693 states and 42416 transitions. Complement of second has 8 states. [2020-11-30 01:03:02,429 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 [2020-11-30 01:03:02,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-11-30 01:03:02,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 6698 transitions. [2020-11-30 01:03:02,441 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6698 transitions. Stem has 41 letters. Loop has 39 letters. [2020-11-30 01:03:02,443 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 01:03:02,443 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6698 transitions. Stem has 80 letters. Loop has 39 letters. [2020-11-30 01:03:02,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 01:03:02,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 6698 transitions. Stem has 41 letters. Loop has 78 letters. [2020-11-30 01:03:02,449 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-30 01:03:02,449 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22693 states and 42416 transitions. [2020-11-30 01:03:02,582 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-30 01:03:02,582 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22693 states to 0 states and 0 transitions. [2020-11-30 01:03:02,583 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-30 01:03:02,583 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-30 01:03:02,583 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-30 01:03:02,583 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-30 01:03:02,583 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:03:02,583 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:03:02,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:03:02,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:03:02,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:03:02,584 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2020-11-30 01:03:02,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:03:02,585 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-11-30 01:03:02,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-30 01:03:02,585 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-11-30 01:03:02,585 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-30 01:03:02,585 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:03:02,585 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-30 01:03:02,586 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-30 01:03:02,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-30 01:03:02,586 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-30 01:03:02,586 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:03:02,586 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:03:02,586 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:03:02,586 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-11-30 01:03:02,586 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:03:02,587 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-30 01:03:02,587 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-30 01:03:02,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 30.11 01:03:02 BoogieIcfgContainer [2020-11-30 01:03:02,595 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-30 01:03:02,595 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:03:02,596 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:03:02,596 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:03:02,596 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:02:37" (3/4) ... [2020-11-30 01:03:02,599 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 01:03:02,599 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:03:02,600 INFO L168 Benchmark]: Toolchain (without parser) took 37102.88 ms. Allocated memory was 83.9 MB in the beginning and 702.5 MB in the end (delta: 618.7 MB). Free memory was 50.8 MB in the beginning and 218.5 MB in the end (delta: -167.7 MB). Peak memory consumption was 450.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:03:02,601 INFO L168 Benchmark]: CDTParser took 0.97 ms. Allocated memory is still 83.9 MB. Free memory was 43.2 MB in the beginning and 43.2 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:03:02,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1051.39 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 50.6 MB in the beginning and 42.8 MB in the end (delta: 7.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:03:02,606 INFO L168 Benchmark]: Boogie Procedure Inliner took 381.43 ms. Allocated memory is still 100.7 MB. Free memory was 42.8 MB in the beginning and 47.9 MB in the end (delta: -5.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:03:02,607 INFO L168 Benchmark]: Boogie Preprocessor took 453.31 ms. Allocated memory is still 100.7 MB. Free memory was 47.9 MB in the beginning and 39.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. [2020-11-30 01:03:02,607 INFO L168 Benchmark]: RCFGBuilder took 10534.97 ms. Allocated memory was 100.7 MB in the beginning and 406.8 MB in the end (delta: 306.2 MB). Free memory was 39.5 MB in the beginning and 278.2 MB in the end (delta: -238.7 MB). Peak memory consumption was 232.4 MB. Max. memory is 16.1 GB. [2020-11-30 01:03:02,608 INFO L168 Benchmark]: BuchiAutomizer took 24671.15 ms. Allocated memory was 406.8 MB in the beginning and 702.5 MB in the end (delta: 295.7 MB). Free memory was 278.2 MB in the beginning and 219.5 MB in the end (delta: 58.6 MB). Peak memory consumption was 354.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:03:02,608 INFO L168 Benchmark]: Witness Printer took 3.35 ms. Allocated memory is still 702.5 MB. Free memory was 219.5 MB in the beginning and 218.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 01:03:02,616 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 ms. Allocated memory is still 83.9 MB. Free memory was 43.2 MB in the beginning and 43.2 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1051.39 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 50.6 MB in the beginning and 42.8 MB in the end (delta: 7.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 381.43 ms. Allocated memory is still 100.7 MB. Free memory was 42.8 MB in the beginning and 47.9 MB in the end (delta: -5.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 453.31 ms. Allocated memory is still 100.7 MB. Free memory was 47.9 MB in the beginning and 39.5 MB in the end (delta: 8.4 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. * RCFGBuilder took 10534.97 ms. Allocated memory was 100.7 MB in the beginning and 406.8 MB in the end (delta: 306.2 MB). Free memory was 39.5 MB in the beginning and 278.2 MB in the end (delta: -238.7 MB). Peak memory consumption was 232.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 24671.15 ms. Allocated memory was 406.8 MB in the beginning and 702.5 MB in the end (delta: 295.7 MB). Free memory was 278.2 MB in the beginning and 219.5 MB in the end (delta: 58.6 MB). Peak memory consumption was 354.3 MB. Max. memory is 16.1 GB. * Witness Printer took 3.35 ms. Allocated memory is still 702.5 MB. Free memory was 219.5 MB in the beginning and 218.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. 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 24.6s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 6.9s. Construction of modules took 9.0s. Büchi inclusion checks took 5.5s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.9s AutomataMinimizationTime, 2 MinimizatonAttempts, 40014 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 1.3s Buchi closure took 0.1s. Biggest automaton had 15019 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 26264 SDtfs, 130845 SDslu, 77814 SDs, 0 SdLazy, 5720 SolverSat, 1398 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.0s 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: 11ms 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...