./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product32.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_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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 dfb4b79cd179b3c5231a3381f5abbdd671d1d3f4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:11:04,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:11:04,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:11:04,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:11:04,787 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:11:04,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:11:04,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:11:04,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:11:04,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:11:04,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:11:04,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:11:04,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:11:04,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:11:04,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:11:04,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:11:04,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:11:04,825 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:11:04,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:11:04,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:11:04,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:11:04,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:11:04,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:11:04,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:11:04,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:11:04,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:11:04,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:11:04,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:11:04,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:11:04,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:11:04,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:11:04,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:11:04,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:11:04,868 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:11:04,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:11:04,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:11:04,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:11:04,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:11:04,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:11:04,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:11:04,874 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:11:04,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:11:04,877 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-28 03:11:04,918 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:11:04,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:11:04,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:11:04,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:11:04,920 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:11:04,921 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-28 03:11:04,921 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-28 03:11:04,921 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-28 03:11:04,921 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-28 03:11:04,921 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-28 03:11:04,922 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-28 03:11:04,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:11:04,923 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:11:04,923 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:11:04,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:11:04,923 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:11:04,923 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:11:04,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-28 03:11:04,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-28 03:11:04,924 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-28 03:11:04,924 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:11:04,924 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:11:04,925 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-28 03:11:04,925 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:11:04,925 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-28 03:11:04,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:11:04,925 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:11:04,926 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-28 03:11:04,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:11:04,927 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:11:04,928 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:11:04,928 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-28 03:11:04,929 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-28 03:11:04,929 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_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dfb4b79cd179b3c5231a3381f5abbdd671d1d3f4 [2020-11-28 03:11:05,240 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:11:05,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:11:05,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:11:05,270 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:11:05,271 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:11:05,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c [2020-11-28 03:11:05,362 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/data/62a9b9732/8989abb7c1304ab9ad9022d50e3ff701/FLAG0599365e9 [2020-11-28 03:11:06,039 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:11:06,040 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/sv-benchmarks/c/product-lines/elevator_spec9_product32.cil.c [2020-11-28 03:11:06,066 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/data/62a9b9732/8989abb7c1304ab9ad9022d50e3ff701/FLAG0599365e9 [2020-11-28 03:11:06,208 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/data/62a9b9732/8989abb7c1304ab9ad9022d50e3ff701 [2020-11-28 03:11:06,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:11:06,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:11:06,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:06,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:11:06,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:11:06,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:06" (1/1) ... [2020-11-28 03:11:06,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@627d21fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:06, skipping insertion in model container [2020-11-28 03:11:06,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:06" (1/1) ... [2020-11-28 03:11:06,234 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:11:06,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:11:06,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:06,986 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:11:07,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:07,218 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:11:07,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07 WrapperNode [2020-11-28 03:11:07,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:07,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:07,222 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:11:07,222 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:11:07,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:07,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:11:07,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:11:07,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:11:07,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:07,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:08,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:08,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:08,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... [2020-11-28 03:11:08,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:11:08,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:11:08,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:11:08,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:11:08,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:11:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:11:08,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:11:08,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:11:23,040 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:11:23,040 INFO L298 CfgBuilder]: Removed 1707 assume(true) statements. [2020-11-28 03:11:23,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:23 BoogieIcfgContainer [2020-11-28 03:11:23,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:11:23,051 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-28 03:11:23,051 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-28 03:11:23,054 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-28 03:11:23,055 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:11:23,056 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:11:06" (1/3) ... [2020-11-28 03:11:23,057 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62020ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:11:23, skipping insertion in model container [2020-11-28 03:11:23,057 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:11:23,057 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:07" (2/3) ... [2020-11-28 03:11:23,058 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62020ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:11:23, skipping insertion in model container [2020-11-28 03:11:23,058 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-28 03:11:23,058 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:23" (3/3) ... [2020-11-28 03:11:23,060 INFO L373 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product32.cil.c [2020-11-28 03:11:23,106 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-28 03:11:23,106 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-28 03:11:23,106 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-28 03:11:23,106 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:11:23,107 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:11:23,107 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-28 03:11:23,107 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:11:23,107 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-28 03:11:23,219 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7188 states. [2020-11-28 03:11:23,373 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3581 [2020-11-28 03:11:23,373 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:11:23,373 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:11:23,391 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] [2020-11-28 03:11:23,392 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] [2020-11-28 03:11:23,392 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-28 03:11:23,392 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7188 states. [2020-11-28 03:11:23,487 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3581 [2020-11-28 03:11:23,487 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:11:23,487 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:11:23,494 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] [2020-11-28 03:11:23,494 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] [2020-11-28 03:11:23,501 INFO L794 eck$LassoCheckResult]: Stem: 1871#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~string71.base, #t~string71.offset := #Ultimate.allocOnStack(10);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string73.base, #t~string73.offset, 1);call write~init~int(95, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(93, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string75.base, #t~string75.offset, 1);call write~init~int(93, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(32, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(97, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(116, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 3 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 4 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string79.base, #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 2 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(10);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string83.base, #t~string83.offset, 1);call write~init~int(112, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 2 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string85.base, #t~string85.offset, 1);call write~init~int(111, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(119, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(110, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 4 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(73, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(76, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 5 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 6 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(70, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(95, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(112, #t~string99.base, 3 + #t~string99.offset, 1);call write~init~int(58, #t~string99.base, 4 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 5 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string116.base, #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 1 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(9);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(30);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(9);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(21);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(25);~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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 12; 6738#L-1true havoc main_#res;havoc main_#t~ret171, main_~retValue_acc~28, main_~tmp~29;havoc main_~retValue_acc~28;havoc main_~tmp~29; 5620#L2958true havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 4910#L2966true main_#t~ret171 := valid_product_#res;main_~tmp~29 := main_#t~ret171;havoc main_#t~ret171; 4344#L3309true assume 0 != main_~tmp~29; 1793#L3284true ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 917#L753true havoc bigMacCall_#t~ret164, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 6165#L3366true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 1111#L3391true bigMacCall_#t~ret164 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret164;havoc bigMacCall_#t~ret164;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 964#L401true assume 0 == initPersonOnFloor_~floor; 941#L402true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 3010#L509-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 6956#L193true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6391#L205-2true havoc cleanup_#t~ret165, cleanup_#t~ret166, cleanup_~i~1, cleanup_~tmp~27, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~3;havoc cleanup_~i~1;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 1898#L1163true timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 1233#L2173true assume 0 != timeShift_~tmp~15; 1312#L2174true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1388#L1819-11true havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 2659#L1154-10true __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 2865#L1214-12true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 7009#L1246-12true __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 2358#L796true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 2649#L806-1true cleanup_~i~1 := 0; 2170#L3116-2true [2020-11-28 03:11:23,502 INFO L796 eck$LassoCheckResult]: Loop: 2170#L3116-2true assume !false; 2070#L3117true cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 1998#L3120true assume cleanup_~i~1 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 2748#L977true cleanup_#t~ret165 := isBlocked_#res;cleanup_~tmp___0~10 := cleanup_#t~ret165;havoc cleanup_#t~ret165; 4841#L3124true assume 1 != cleanup_~tmp___0~10; 4844#L3124-1true havoc isIdle_#res;havoc isIdle_#t~ret18, isIdle_~retValue_acc~10, isIdle_~tmp~5;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~5;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret13, anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~4, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~4;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 4630#L130-130true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 3986#L157-130true anyStopRequested_#t~ret13 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret13;havoc anyStopRequested_#t~ret13; 6388#L1262true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 2386#L1326true isIdle_#t~ret18 := anyStopRequested_#res;isIdle_~tmp~5 := isIdle_#t~ret18;havoc isIdle_#t~ret18;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~5 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 1903#L1339true cleanup_#t~ret166 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret166;havoc cleanup_#t~ret166; 5475#L3136true assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 1892#L1163-2true timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 1237#L2173-1true assume 0 != timeShift_~tmp~15; 1313#L2174-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1350#L1819-23true havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 2651#L1154-21true __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 2832#L1214-25true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 7001#L1246-25true __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 2362#L796-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 2647#L806-3true cleanup_~i~1 := 1 + cleanup_~i~1; 2170#L3116-2true [2020-11-28 03:11:23,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:23,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1851464233, now seen corresponding path program 1 times [2020-11-28 03:11:23,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:23,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330220636] [2020-11-28 03:11:23,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:23,852 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330220636] [2020-11-28 03:11:23,852 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:23,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:23,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844302893] [2020-11-28 03:11:23,858 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-28 03:11:23,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:23,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1010745214, now seen corresponding path program 1 times [2020-11-28 03:11:23,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:23,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140367272] [2020-11-28 03:11:23,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:23,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:23,943 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140367272] [2020-11-28 03:11:23,943 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:23,943 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:11:23,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200561785] [2020-11-28 03:11:23,945 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-28 03:11:23,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:23,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-28 03:11:23,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-28 03:11:23,970 INFO L87 Difference]: Start difference. First operand 7188 states. Second operand 4 states. [2020-11-28 03:11:25,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:25,330 INFO L93 Difference]: Finished difference Result 17581 states and 33181 transitions. [2020-11-28 03:11:25,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:11:25,333 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17581 states and 33181 transitions. [2020-11-28 03:11:25,506 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12289 [2020-11-28 03:11:25,707 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17581 states to 17539 states and 33132 transitions. [2020-11-28 03:11:25,708 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17539 [2020-11-28 03:11:25,739 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17539 [2020-11-28 03:11:25,740 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17539 states and 33132 transitions. [2020-11-28 03:11:25,784 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-28 03:11:25,784 INFO L691 BuchiCegarLoop]: Abstraction has 17539 states and 33132 transitions. [2020-11-28 03:11:25,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17539 states and 33132 transitions. [2020-11-28 03:11:26,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17539 to 7173. [2020-11-28 03:11:26,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7173 states. [2020-11-28 03:11:26,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7173 states to 7173 states and 13538 transitions. [2020-11-28 03:11:26,087 INFO L714 BuchiCegarLoop]: Abstraction has 7173 states and 13538 transitions. [2020-11-28 03:11:26,088 INFO L594 BuchiCegarLoop]: Abstraction has 7173 states and 13538 transitions. [2020-11-28 03:11:26,088 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-28 03:11:26,088 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7173 states and 13538 transitions. [2020-11-28 03:11:26,130 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3583 [2020-11-28 03:11:26,130 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:11:26,130 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:11:26,135 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] [2020-11-28 03:11:26,135 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] [2020-11-28 03:11:26,135 INFO L794 eck$LassoCheckResult]: Stem: 27189#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~string71.base, #t~string71.offset := #Ultimate.allocOnStack(10);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string73.base, #t~string73.offset, 1);call write~init~int(95, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(93, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string75.base, #t~string75.offset, 1);call write~init~int(93, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(32, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(97, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(116, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 3 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 4 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string79.base, #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 2 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(10);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string83.base, #t~string83.offset, 1);call write~init~int(112, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 2 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string85.base, #t~string85.offset, 1);call write~init~int(111, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(119, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(110, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 4 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(73, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(76, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 5 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 6 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(70, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(95, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(112, #t~string99.base, 3 + #t~string99.offset, 1);call write~init~int(58, #t~string99.base, 4 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 5 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string116.base, #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 1 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(9);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(30);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(9);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(21);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(25);~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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 12; 27190#L-1 havoc main_#res;havoc main_#t~ret171, main_~retValue_acc~28, main_~tmp~29;havoc main_~retValue_acc~28;havoc main_~tmp~29; 31101#L2958 havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 30495#L2966 main_#t~ret171 := valid_product_#res;main_~tmp~29 := main_#t~ret171;havoc main_#t~ret171; 30054#L3309 assume 0 != main_~tmp~29; 27108#L3284 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 26086#L753 havoc bigMacCall_#t~ret164, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 26087#L3366 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 26381#L3391 bigMacCall_#t~ret164 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret164;havoc bigMacCall_#t~ret164;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 26180#L401 assume 0 == initPersonOnFloor_~floor; 26134#L402 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 25234#L509-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 28494#L193 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 31123#L205-2 havoc cleanup_#t~ret165, cleanup_#t~ret166, cleanup_~i~1, cleanup_~tmp~27, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~3;havoc cleanup_~i~1;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 27218#L1163 timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 26519#L2173 assume 0 != timeShift_~tmp~15; 26520#L2174 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 24910#L1819-11 havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 26668#L1154-10 __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 27958#L1214-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 28221#L1246-12 __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 27753#L796 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 27220#L1163-1 __utac_acc__Specification9_spec__3_#t~ret9 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret9;havoc __utac_acc__Specification9_spec__3_#t~ret9; 27221#L806 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0); 27074#L806-1 cleanup_~i~1 := 0; 27628#L3116-2 [2020-11-28 03:11:26,136 INFO L796 eck$LassoCheckResult]: Loop: 27628#L3116-2 assume !false; 27524#L3117 cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 27387#L3120 assume cleanup_~i~1 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 27388#L977 cleanup_#t~ret165 := isBlocked_#res;cleanup_~tmp___0~10 := cleanup_#t~ret165;havoc cleanup_#t~ret165; 28000#L3124 assume 1 != cleanup_~tmp___0~10; 30451#L3124-1 havoc isIdle_#res;havoc isIdle_#t~ret18, isIdle_~retValue_acc~10, isIdle_~tmp~5;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~5;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret13, anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~4, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~4;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 30375#L130-130 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 28913#L157-130 anyStopRequested_#t~ret13 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret13;havoc anyStopRequested_#t~ret13; 29775#L1262 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 25376#L1326 isIdle_#t~ret18 := anyStopRequested_#res;isIdle_~tmp~5 := isIdle_#t~ret18;havoc isIdle_#t~ret18;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~5 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 27224#L1339 cleanup_#t~ret166 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret166;havoc cleanup_#t~ret166; 27225#L3136 assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 27211#L1163-2 timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 26525#L2173-1 assume 0 != timeShift_~tmp~15; 26526#L2174-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 24887#L1819-23 havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 26630#L1154-21 __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 27947#L1214-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 28148#L1246-25 __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 27760#L796-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 27213#L1163-3 __utac_acc__Specification9_spec__3_#t~ret9 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret9;havoc __utac_acc__Specification9_spec__3_#t~ret9; 27214#L806-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0); 27051#L806-3 cleanup_~i~1 := 1 + cleanup_~i~1; 27628#L3116-2 [2020-11-28 03:11:26,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:26,137 INFO L82 PathProgramCache]: Analyzing trace with hash -1140123340, now seen corresponding path program 1 times [2020-11-28 03:11:26,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:26,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657739942] [2020-11-28 03:11:26,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:26,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:26,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657739942] [2020-11-28 03:11:26,260 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:26,260 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:26,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244690084] [2020-11-28 03:11:26,260 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-28 03:11:26,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:26,261 INFO L82 PathProgramCache]: Analyzing trace with hash -662448065, now seen corresponding path program 1 times [2020-11-28 03:11:26,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:26,261 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667999100] [2020-11-28 03:11:26,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:26,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:26,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667999100] [2020-11-28 03:11:26,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:26,335 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-28 03:11:26,335 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689095841] [2020-11-28 03:11:26,336 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-28 03:11:26,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:26,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-28 03:11:26,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-28 03:11:26,337 INFO L87 Difference]: Start difference. First operand 7173 states and 13538 transitions. cyclomatic complexity: 6366 Second operand 7 states. [2020-11-28 03:11:27,435 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2020-11-28 03:11:28,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:28,081 INFO L93 Difference]: Finished difference Result 13576 states and 25511 transitions. [2020-11-28 03:11:28,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-11-28 03:11:28,082 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13576 states and 25511 transitions. [2020-11-28 03:11:28,171 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10875 [2020-11-28 03:11:28,256 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13576 states to 13576 states and 25511 transitions. [2020-11-28 03:11:28,257 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13576 [2020-11-28 03:11:28,281 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13576 [2020-11-28 03:11:28,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13576 states and 25511 transitions. [2020-11-28 03:11:28,304 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-28 03:11:28,304 INFO L691 BuchiCegarLoop]: Abstraction has 13576 states and 25511 transitions. [2020-11-28 03:11:28,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13576 states and 25511 transitions. [2020-11-28 03:11:28,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13576 to 7141. [2020-11-28 03:11:28,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7141 states. [2020-11-28 03:11:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7141 states to 7141 states and 13453 transitions. [2020-11-28 03:11:28,533 INFO L714 BuchiCegarLoop]: Abstraction has 7141 states and 13453 transitions. [2020-11-28 03:11:28,533 INFO L594 BuchiCegarLoop]: Abstraction has 7141 states and 13453 transitions. [2020-11-28 03:11:28,533 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-11-28 03:11:28,533 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7141 states and 13453 transitions. [2020-11-28 03:11:28,569 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4469 [2020-11-28 03:11:28,569 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-28 03:11:28,570 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-28 03:11:28,574 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] [2020-11-28 03:11:28,574 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] [2020-11-28 03:11:28,576 INFO L794 eck$LassoCheckResult]: Stem: 50427#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~string71.base, #t~string71.offset := #Ultimate.allocOnStack(10);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string73.base, #t~string73.offset, 1);call write~init~int(95, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(93, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 3 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string75.base, #t~string75.offset, 1);call write~init~int(93, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(32, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(97, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(116, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 3 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 4 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string79.base, #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 2 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.allocOnStack(10);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string83.base, #t~string83.offset, 1);call write~init~int(112, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 2 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string85.base, #t~string85.offset, 1);call write~init~int(111, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(119, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(110, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 4 + #t~string85.offset, 1);call #t~string87.base, #t~string87.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string87.base, #t~string87.offset, 1);call write~init~int(73, #t~string87.base, 1 + #t~string87.offset, 1);call write~init~int(76, #t~string87.base, 2 + #t~string87.offset, 1);call write~init~int(95, #t~string87.base, 3 + #t~string87.offset, 1);call write~init~int(112, #t~string87.base, 4 + #t~string87.offset, 1);call write~init~int(58, #t~string87.base, 5 + #t~string87.offset, 1);call write~init~int(0, #t~string87.base, 6 + #t~string87.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string89.base, #t~string89.offset, 1);call write~init~int(37, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(105, #t~string89.base, 2 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 3 + #t~string89.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string93.base, #t~string93.offset, 1);call write~init~int(37, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(105, #t~string93.base, 2 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 3 + #t~string93.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string99.base, #t~string99.offset, 1);call write~init~int(70, #t~string99.base, 1 + #t~string99.offset, 1);call write~init~int(95, #t~string99.base, 2 + #t~string99.offset, 1);call write~init~int(112, #t~string99.base, 3 + #t~string99.offset, 1);call write~init~int(58, #t~string99.base, 4 + #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 5 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string102.base, #t~string102.offset, 1);call write~init~int(37, #t~string102.base, 1 + #t~string102.offset, 1);call write~init~int(105, #t~string102.base, 2 + #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 3 + #t~string102.offset, 1);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string105.base, #t~string105.offset, 1);call write~init~int(37, #t~string105.base, 1 + #t~string105.offset, 1);call write~init~int(105, #t~string105.base, 2 + #t~string105.offset, 1);call write~init~int(0, #t~string105.base, 3 + #t~string105.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(37, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(105, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 3 + #t~string108.offset, 1);call #t~string111.base, #t~string111.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string111.base, #t~string111.offset, 1);call write~init~int(37, #t~string111.base, 1 + #t~string111.offset, 1);call write~init~int(105, #t~string111.base, 2 + #t~string111.offset, 1);call write~init~int(0, #t~string111.base, 3 + #t~string111.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string116.base, #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 1 + #t~string116.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(9);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(30);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(9);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(21);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(30);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(9);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(21);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(30);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(9);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(25);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(30);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(9);call #t~string154.base, #t~string154.offset := #Ultimate.allocOnStack(25);~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;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 12; 50428#L-1 havoc main_#res;havoc main_#t~ret171, main_~retValue_acc~28, main_~tmp~29;havoc main_~retValue_acc~28;havoc main_~tmp~29; 49868#L2958 havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 49183#L2966 main_#t~ret171 := valid_product_#res;main_~tmp~29 := main_#t~ret171;havoc main_#t~ret171; 48399#L3309 assume 0 != main_~tmp~29; 48400#L3284 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 48193#L753 havoc bigMacCall_#t~ret164, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 48194#L3366 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 48952#L3391 bigMacCall_#t~ret164 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret164;havoc bigMacCall_#t~ret164;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 48520#L401 assume 0 == initPersonOnFloor_~floor; 48430#L402 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 45747#L509-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 46294#L193 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 50067#L205-2 havoc cleanup_#t~ret165, cleanup_#t~ret166, cleanup_~i~1, cleanup_~tmp~27, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~3;havoc cleanup_~i~1;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 50501#L1163 timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 49201#L2173 assume 0 != timeShift_~tmp~15; 49202#L2174 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 45950#L1819-11 havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 49584#L1154-10 __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 45864#L1214-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 45865#L1246-12 __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 50996#L796 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 50502#L1163-1 __utac_acc__Specification9_spec__3_#t~ret9 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret9;havoc __utac_acc__Specification9_spec__3_#t~ret9; 50503#L806 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0; 51333#L807 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 51318#L808 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 48357#L806-1 cleanup_~i~1 := 0; 50857#L3116-2 [2020-11-28 03:11:28,576 INFO L796 eck$LassoCheckResult]: Loop: 50857#L3116-2 assume !false; 50752#L3117 cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 50619#L3120 assume cleanup_~i~1 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 50620#L977 cleanup_#t~ret165 := isBlocked_#res;cleanup_~tmp___0~10 := cleanup_#t~ret165;havoc cleanup_#t~ret165; 49085#L3124 assume 1 != cleanup_~tmp___0~10; 49086#L3124-1 havoc isIdle_#res;havoc isIdle_#t~ret18, isIdle_~retValue_acc~10, isIdle_~tmp~5;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~5;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret13, anyStopRequested_#t~ret14, anyStopRequested_#t~ret15, anyStopRequested_#t~ret16, anyStopRequested_#t~ret17, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~4, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~4;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 48858#L130-130 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 46847#L157-130 anyStopRequested_#t~ret13 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret13;havoc anyStopRequested_#t~ret13; 48072#L1262 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 51433#L1326 isIdle_#t~ret18 := anyStopRequested_#res;isIdle_~tmp~5 := isIdle_#t~ret18;havoc isIdle_#t~ret18;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~5 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 51432#L1339 cleanup_#t~ret166 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret166;havoc cleanup_#t~ret166; 49713#L3136 assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret70, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 49714#L1163-2 timeShift_#t~ret70 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret70;havoc timeShift_#t~ret70; 49205#L2173-1 assume 0 != timeShift_~tmp~15; 49206#L2174-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 45920#L1819-23 havoc __utac_acc__Specification9_spec__3_#t~ret7, __utac_acc__Specification9_spec__3_#t~ret8, __utac_acc__Specification9_spec__3_#t~ret9, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 49526#L1154-21 __utac_acc__Specification9_spec__3_#t~ret7 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret7;havoc __utac_acc__Specification9_spec__3_#t~ret7;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 45776#L1214-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 45778#L1246-25 __utac_acc__Specification9_spec__3_#t~ret8 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret8;havoc __utac_acc__Specification9_spec__3_#t~ret8; 51008#L796-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 51009#L1163-3 __utac_acc__Specification9_spec__3_#t~ret9 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret9;havoc __utac_acc__Specification9_spec__3_#t~ret9; 51356#L806-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0; 51357#L807-1 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 51320#L808-2 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 48389#L806-3 cleanup_~i~1 := 1 + cleanup_~i~1; 50857#L3116-2 [2020-11-28 03:11:28,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:28,577 INFO L82 PathProgramCache]: Analyzing trace with hash -443227825, now seen corresponding path program 1 times [2020-11-28 03:11:28,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:28,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866297321] [2020-11-28 03:11:28,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:28,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:28,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866297321] [2020-11-28 03:11:28,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:28,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:28,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971115846] [2020-11-28 03:11:28,674 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-28 03:11:28,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:28,674 INFO L82 PathProgramCache]: Analyzing trace with hash -958239558, now seen corresponding path program 1 times [2020-11-28 03:11:28,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:28,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227407698] [2020-11-28 03:11:28,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:11:28,694 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:11:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 03:11:28,703 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 03:11:28,745 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-28 03:11:29,091 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2020-11-28 03:11:29,417 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 86 [2020-11-28 03:11:29,431 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:11:29,431 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:11:29,432 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:11:29,432 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:11:29,432 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-28 03:11:29,432 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:29,433 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:11:29,433 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:11:29,433 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product32.cil.c_Iteration3_Loop [2020-11-28 03:11:29,433 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:11:29,433 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:11:29,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:29,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,247 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:11:30,251 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:30,257 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:11:30,258 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:30,266 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:11:30,266 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~persons_0~0=1} Honda state: {~persons_0~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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 [2020-11-28 03:11:30,310 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:11:30,311 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:11:30,329 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:11:30,329 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:30,370 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:11:30,371 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:30,378 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:11:30,378 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~5=1} Honda state: {ULTIMATE.start_anyStopRequested_#res=1, ULTIMATE.start_anyStopRequested_~retValue_acc~9=1, ULTIMATE.start_isIdle_~tmp~5=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:30,417 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:11:30,418 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:11:30,438 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:11:30,438 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_getCurrentFloorID_#res=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~4=0, ~currentFloorID~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~floor~0=0} Honda state: {ULTIMATE.start_getCurrentFloorID_#res=0, ULTIMATE.start_getCurrentFloorID_~retValue_acc~4=0, ~currentFloorID~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp~0=0, ULTIMATE.start___utac_acc__Specification9_spec__3_~floor~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:30,533 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:11:30,533 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:11:30,539 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:11:30,539 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~weight~0=1, ~maximumWeight~0=0} Honda state: {~weight~0=1, ~maximumWeight~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:30,568 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:11:30,569 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:11:30,574 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:11:30,574 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0} Honda state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:30,618 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:11:30,619 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:11:30,622 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:11:30,622 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret70=0} Honda state: {ULTIMATE.start_timeShift_#t~ret70=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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) [2020-11-28 03:11:30,669 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:11:30,670 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:30,690 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-11-28 03:11:30,690 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res=-4, ULTIMATE.start_areDoorsOpen_~retValue_acc~5=-4, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___0~0=-4, ~doorState~0=-4, ULTIMATE.start_timeShift_~tmp~15=-4} Honda state: {ULTIMATE.start_areDoorsOpen_#res=-4, ULTIMATE.start_areDoorsOpen_~retValue_acc~5=-4, ULTIMATE.start___utac_acc__Specification9_spec__3_~tmp___0~0=-4, ~doorState~0=-4, ULTIMATE.start_timeShift_~tmp~15=-4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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) [2020-11-28 03:11:30,732 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-28 03:11:30,732 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:30,785 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-28 03:11:30,785 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-28 03:11:30,831 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-28 03:11:30,834 INFO L210 LassoAnalysis]: Preferences: [2020-11-28 03:11:30,834 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-28 03:11:30,835 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-28 03:11:30,835 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-28 03:11:30,835 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-28 03:11:30,835 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:30,835 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-28 03:11:30,835 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-28 03:11:30,835 INFO L133 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product32.cil.c_Iteration3_Loop [2020-11-28 03:11:30,835 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-28 03:11:30,835 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-28 03:11:30,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:30,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:31,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:31,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:31,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:31,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:31,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:31,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:31,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-28 03:11:31,408 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2020-11-28 03:11:31,824 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-28 03:11:31,836 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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) [2020-11-28 03:11:31,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:31,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:31,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:31,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:31,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:31,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:31,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:31,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:31,851 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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) [2020-11-28 03:11:31,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:31,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:31,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:31,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:31,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:31,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:31,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:31,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:31,903 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:31,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:31,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:31,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:31,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:31,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:31,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:31,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:31,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:31,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:31,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,001 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:11:32,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,008 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:11:32,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,014 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:32,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,063 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:32,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,115 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:32,171 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:32,219 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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) [2020-11-28 03:11:32,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,269 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:11:32,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,274 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:11:32,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,280 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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) [2020-11-28 03:11:32,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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) [2020-11-28 03:11:32,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,369 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2020-11-28 03:11:32,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,371 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-11-28 03:11:32,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,375 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:32,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,421 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 [2020-11-28 03:11:32,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:32,541 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:32,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,572 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,577 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/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 [2020-11-28 03:11:32,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:32,606 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,630 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:32,644 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-28 03:11:32,689 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:32,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,732 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:32,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,776 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:32,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,818 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:32,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-28 03:11:32,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-28 03:11:32,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-28 03:11:32,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-28 03:11:32,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-28 03:11:32,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-28 03:11:32,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-28 03:11:32,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,861 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-28 03:11:32,894 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-28 03:11:32,894 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e82909fb-03ee-426e-a1e1-58d9f4fa63ac/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-28 03:11:32,899 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-28 03:11:32,899 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-28 03:11:32,900 INFO L510 LassoAnalysis]: Proved termination. [2020-11-28 03:11:32,900 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~1) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~1 Supporting invariants [] Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-28 03:11:32,935 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-28 03:11:32,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:33,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 03:11:33,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:11:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:33,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-28 03:11:33,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 03:11:33,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:33,275 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2020-11-28 03:11:33,275 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7141 states and 13453 transitions. cyclomatic complexity: 6313 Second operand 5 states. [2020-11-28 03:11:34,030 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7141 states and 13453 transitions. cyclomatic complexity: 6313. Second operand 5 states. Result 11610 states and 21873 transitions. Complement of second has 8 states. [2020-11-28 03:11:34,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2020-11-28 03:11:34,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-11-28 03:11:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10219 transitions. [2020-11-28 03:11:34,048 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10219 transitions. Stem has 27 letters. Loop has 25 letters. [2020-11-28 03:11:34,049 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:11:34,049 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10219 transitions. Stem has 52 letters. Loop has 25 letters. [2020-11-28 03:11:34,051 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:11:34,051 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10219 transitions. Stem has 27 letters. Loop has 50 letters. [2020-11-28 03:11:34,054 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-28 03:11:34,055 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11610 states and 21873 transitions. [2020-11-28 03:11:34,142 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-28 03:11:34,142 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11610 states to 0 states and 0 transitions. [2020-11-28 03:11:34,143 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-28 03:11:34,143 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-28 03:11:34,143 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-28 03:11:34,143 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-28 03:11:34,143 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:34,143 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:34,143 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:34,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:34,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:34,145 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2020-11-28 03:11:34,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:34,145 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-11-28 03:11:34,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:11:34,145 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-11-28 03:11:34,145 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-28 03:11:34,146 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:11:34,146 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-28 03:11:34,146 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-28 03:11:34,146 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-28 03:11:34,146 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-28 03:11:34,146 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:34,146 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:34,147 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:34,147 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-11-28 03:11:34,147 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:11:34,147 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-28 03:11:34,147 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-28 03:11:34,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:11:34 BoogieIcfgContainer [2020-11-28 03:11:34,153 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-28 03:11:34,154 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:11:34,154 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:11:34,154 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:11:34,155 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:23" (3/4) ... [2020-11-28 03:11:34,158 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-28 03:11:34,158 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:11:34,159 INFO L168 Benchmark]: Toolchain (without parser) took 27945.76 ms. Allocated memory was 96.5 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 59.7 MB in the beginning and 923.6 MB in the end (delta: -863.9 MB). Peak memory consumption was 528.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:34,160 INFO L168 Benchmark]: CDTParser took 0.83 ms. Allocated memory is still 96.5 MB. Free memory was 69.6 MB in the beginning and 69.6 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:11:34,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1004.42 ms. Allocated memory was 96.5 MB in the beginning and 123.7 MB in the end (delta: 27.3 MB). Free memory was 59.5 MB in the beginning and 96.7 MB in the end (delta: -37.2 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:34,167 INFO L168 Benchmark]: Boogie Procedure Inliner took 525.47 ms. Allocated memory is still 123.7 MB. Free memory was 96.7 MB in the beginning and 63.9 MB in the end (delta: 32.8 MB). Peak memory consumption was 77.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:34,168 INFO L168 Benchmark]: Boogie Preprocessor took 804.73 ms. Allocated memory was 123.7 MB in the beginning and 247.5 MB in the end (delta: 123.7 MB). Free memory was 63.9 MB in the beginning and 140.9 MB in the end (delta: -77.0 MB). Peak memory consumption was 44.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:34,168 INFO L168 Benchmark]: RCFGBuilder took 14495.63 ms. Allocated memory was 247.5 MB in the beginning and 1.0 GB in the end (delta: 788.5 MB). Free memory was 140.9 MB in the beginning and 772.1 MB in the end (delta: -631.2 MB). Peak memory consumption was 650.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:34,170 INFO L168 Benchmark]: BuchiAutomizer took 11102.42 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 453.0 MB). Free memory was 772.1 MB in the beginning and 924.7 MB in the end (delta: -152.6 MB). Peak memory consumption was 300.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:34,171 INFO L168 Benchmark]: Witness Printer took 4.08 ms. Allocated memory is still 1.5 GB. Free memory was 924.7 MB in the beginning and 923.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:11:34,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 ms. Allocated memory is still 96.5 MB. Free memory was 69.6 MB in the beginning and 69.6 MB in the end (delta: 27.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1004.42 ms. Allocated memory was 96.5 MB in the beginning and 123.7 MB in the end (delta: 27.3 MB). Free memory was 59.5 MB in the beginning and 96.7 MB in the end (delta: -37.2 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 525.47 ms. Allocated memory is still 123.7 MB. Free memory was 96.7 MB in the beginning and 63.9 MB in the end (delta: 32.8 MB). Peak memory consumption was 77.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 804.73 ms. Allocated memory was 123.7 MB in the beginning and 247.5 MB in the end (delta: 123.7 MB). Free memory was 63.9 MB in the beginning and 140.9 MB in the end (delta: -77.0 MB). Peak memory consumption was 44.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 14495.63 ms. Allocated memory was 247.5 MB in the beginning and 1.0 GB in the end (delta: 788.5 MB). Free memory was 140.9 MB in the beginning and 772.1 MB in the end (delta: -631.2 MB). Peak memory consumption was 650.1 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 11102.42 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 453.0 MB). Free memory was 772.1 MB in the beginning and 924.7 MB in the end (delta: -152.6 MB). Peak memory consumption was 300.4 MB. Max. memory is 16.1 GB. * Witness Printer took 4.08 ms. Allocated memory is still 1.5 GB. Free memory was 924.7 MB in the beginning and 923.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 5.0s. Construction of modules took 1.2s. Büchi inclusion checks took 2.9s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.5s AutomataMinimizationTime, 2 MinimizatonAttempts, 16801 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.6s Buchi closure took 0.0s. Biggest automaton had 7173 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 46465 SDtfs, 89723 SDslu, 104771 SDs, 0 SdLazy, 267 SolverSat, 284 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital121 mio100 ax100 hnf100 lsp14 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...