./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product28.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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 6e14796d00771503bce5d03bbf36395f23607cca ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 23:47:26,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:47:26,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:47:26,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:47:26,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:47:26,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:47:26,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:47:26,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:47:26,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:47:26,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:47:26,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:47:26,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:47:26,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:47:26,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:47:26,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:47:26,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:47:26,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:47:26,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:47:26,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:47:26,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:47:26,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:47:26,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:47:26,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:47:26,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:47:26,984 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:47:26,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:47:26,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:47:26,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:47:26,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:47:26,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:47:26,987 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:47:26,988 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:47:26,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:47:26,989 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:47:26,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:47:26,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:47:26,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:47:26,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:47:26,991 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:47:26,992 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:47:26,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:47:26,994 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-15 23:47:27,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:47:27,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:47:27,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:47:27,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:47:27,031 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:47:27,032 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-15 23:47:27,032 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-15 23:47:27,032 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-15 23:47:27,032 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-15 23:47:27,032 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-15 23:47:27,033 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-15 23:47:27,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:47:27,034 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:47:27,034 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 23:47:27,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:47:27,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:47:27,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:47:27,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-15 23:47:27,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-15 23:47:27,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-15 23:47:27,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:47:27,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:47:27,036 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-15 23:47:27,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:47:27,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-15 23:47:27,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:47:27,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:47:27,037 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-15 23:47:27,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:47:27,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 23:47:27,039 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-15 23:47:27,039 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-15 23:47:27,042 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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 -> 6e14796d00771503bce5d03bbf36395f23607cca [2019-11-15 23:47:27,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:47:27,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:47:27,079 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:47:27,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:47:27,081 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:47:27,082 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec2_product28.cil.c [2019-11-15 23:47:27,142 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/data/97caa36a1/ed5ef315760b43a4877c0878fa4ab1dc/FLAG1da8eb698 [2019-11-15 23:47:27,605 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:47:27,606 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/sv-benchmarks/c/product-lines/elevator_spec2_product28.cil.c [2019-11-15 23:47:27,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/data/97caa36a1/ed5ef315760b43a4877c0878fa4ab1dc/FLAG1da8eb698 [2019-11-15 23:47:27,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/data/97caa36a1/ed5ef315760b43a4877c0878fa4ab1dc [2019-11-15 23:47:27,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:47:27,884 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:47:27,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:47:27,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:47:27,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:47:27,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:47:27" (1/1) ... [2019-11-15 23:47:27,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ea90f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:27, skipping insertion in model container [2019-11-15 23:47:27,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:47:27" (1/1) ... [2019-11-15 23:47:27,898 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:47:27,965 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:47:28,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:47:28,595 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:47:28,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:47:28,800 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:47:28,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28 WrapperNode [2019-11-15 23:47:28,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:47:28,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:47:28,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:47:28,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:47:28,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28" (1/1) ... [2019-11-15 23:47:28,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28" (1/1) ... [2019-11-15 23:47:29,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:47:29,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:47:29,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:47:29,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:47:29,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28" (1/1) ... [2019-11-15 23:47:29,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28" (1/1) ... [2019-11-15 23:47:29,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28" (1/1) ... [2019-11-15 23:47:29,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28" (1/1) ... [2019-11-15 23:47:29,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28" (1/1) ... [2019-11-15 23:47:29,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28" (1/1) ... [2019-11-15 23:47:29,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28" (1/1) ... [2019-11-15 23:47:29,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:47:29,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:47:29,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:47:29,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:47:29,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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 [2019-11-15 23:47:29,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 23:47:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 23:47:29,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:47:29,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:47:40,016 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:47:40,017 INFO L284 CfgBuilder]: Removed 1245 assume(true) statements. [2019-11-15 23:47:40,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:47:40 BoogieIcfgContainer [2019-11-15 23:47:40,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:47:40,022 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-15 23:47:40,022 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-15 23:47:40,025 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-15 23:47:40,026 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 23:47:40,026 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.11 11:47:27" (1/3) ... [2019-11-15 23:47:40,028 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@c0a599b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 11:47:40, skipping insertion in model container [2019-11-15 23:47:40,028 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 23:47:40,028 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:47:28" (2/3) ... [2019-11-15 23:47:40,029 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@c0a599b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.11 11:47:40, skipping insertion in model container [2019-11-15 23:47:40,029 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-15 23:47:40,029 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:47:40" (3/3) ... [2019-11-15 23:47:40,032 INFO L371 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product28.cil.c [2019-11-15 23:47:40,079 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-15 23:47:40,080 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-15 23:47:40,081 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-15 23:47:40,081 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:47:40,081 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:47:40,081 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-15 23:47:40,081 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:47:40,081 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-15 23:47:40,164 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5039 states. [2019-11-15 23:47:40,292 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2509 [2019-11-15 23:47:40,292 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 23:47:40,292 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 23:47:40,310 INFO L849 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] [2019-11-15 23:47:40,310 INFO L850 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] [2019-11-15 23:47:40,310 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-15 23:47:40,310 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5039 states. [2019-11-15 23:47:40,369 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2509 [2019-11-15 23:47:40,369 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-15 23:47:40,369 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-15 23:47:40,373 INFO L849 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] [2019-11-15 23:47:40,373 INFO L850 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] [2019-11-15 23:47:40,386 INFO L791 eck$LassoCheckResult]: Stem: 2730#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(10);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string56.base, #t~string56.offset, 1);call write~init~int(95, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(93, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(91, #t~string58.base, #t~string58.offset, 1);call write~init~int(93, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(32, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(5);call write~init~int(32, #t~string60.base, #t~string60.offset, 1);call write~init~int(97, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(116, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 4 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(37, #t~string62.base, #t~string62.offset, 1);call write~init~int(105, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(10);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(117, #t~string66.base, #t~string66.offset, 1);call write~init~int(112, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(100, #t~string68.base, #t~string68.offset, 1);call write~init~int(111, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(119, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(110, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(7);call write~init~int(32, #t~string70.base, #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(76, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(95, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 4 + #t~string70.offset, 1);call write~init~int(58, #t~string70.base, 5 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 6 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string72.base, #t~string72.offset, 1);call write~init~int(37, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(105, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 3 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(37, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(105, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 3 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(6);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(70, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(95, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(112, #t~string82.base, 3 + #t~string82.offset, 1);call write~init~int(58, #t~string82.base, 4 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 5 + #t~string82.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.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~string94.base, #t~string94.offset := #Ultimate.allocOnStack(4);call write~init~int(32, #t~string94.base, #t~string94.offset, 1);call write~init~int(37, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(105, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.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(2);call write~init~int(10, #t~string99.base, #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 1 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.allocOnStack(9);~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;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(30);call #t~string139.base, #t~string139.offset := #Ultimate.allocOnStack(9);call #t~string140.base, #t~string140.offset := #Ultimate.allocOnStack(21);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(30);call #t~string142.base, #t~string142.offset := #Ultimate.allocOnStack(9);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(21);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(30);call #t~string148.base, #t~string148.offset := #Ultimate.allocOnStack(9);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(25);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(30);call #t~string151.base, #t~string151.offset := #Ultimate.allocOnStack(9);call #t~string152.base, #t~string152.offset := #Ultimate.allocOnStack(25);~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 4050#L-1true havoc main_#res;havoc main_#t~ret119, main_~retValue_acc~26, main_~tmp~23;havoc main_~retValue_acc~26;havoc main_~tmp~23; 4951#L1680true havoc valid_product_#res;havoc valid_product_~retValue_acc~18;havoc valid_product_~retValue_acc~18;valid_product_~retValue_acc~18 := 1;valid_product_#res := valid_product_~retValue_acc~18; 4400#L1688true main_#t~ret119 := valid_product_#res;main_~tmp~23 := main_#t~ret119;havoc main_#t~ret119; 2870#L2836true assume 0 != main_~tmp~23; 718#L2809true ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 478#L3321true havoc bigMacCall_#t~ret112, bigMacCall_~tmp~20;havoc bigMacCall_~tmp~20;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~23;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~23; 1407#L2422true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~23 := 4;getOrigin_#res := getOrigin_~retValue_acc~23; 314#L2447true bigMacCall_#t~ret112 := getOrigin_#res;bigMacCall_~tmp~20 := bigMacCall_#t~ret112;havoc bigMacCall_#t~ret112;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~20;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 3673#L2056true assume 0 == initPersonOnFloor_~floor; 3390#L2057true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 2054#L2164-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 4088#L1848true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 4885#L1860-2true havoc cleanup_#t~ret113, cleanup_#t~ret114, cleanup_~i~1, cleanup_~tmp~21, cleanup_~tmp___0~8, cleanup_~__cil_tmp4~0;havoc cleanup_~i~1;havoc cleanup_~tmp~21;havoc cleanup_~tmp___0~8;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret53, timeShift_~tmp~12;havoc timeShift_~tmp~12;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 1886#L318true timeShift_#t~ret53 := areDoorsOpen_#res;timeShift_~tmp~12 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 2301#L1261true assume 0 != timeShift_~tmp~12; 3561#L1262true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1910#L934-11true havoc __utac_acc__Specification2_spec__3_#t~ret161, __utac_acc__Specification2_spec__3_#t~ret162, __utac_acc__Specification2_spec__3_#t~ret163, __utac_acc__Specification2_spec__3_#t~ret164, __utac_acc__Specification2_spec__3_#t~ret165, __utac_acc__Specification2_spec__3_#t~ret166, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~29, __utac_acc__Specification2_spec__3_~tmp___0~12, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~29;havoc __utac_acc__Specification2_spec__3_~tmp___0~12;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 1205#L309-6true __utac_acc__Specification2_spec__3_#t~ret161 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~29 := __utac_acc__Specification2_spec__3_#t~ret161;havoc __utac_acc__Specification2_spec__3_#t~ret161;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~29; 2954#L3366true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 2678#L3367true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 1888#L318-1true __utac_acc__Specification2_spec__3_#t~ret162 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret162;havoc __utac_acc__Specification2_spec__3_#t~ret162; 2415#L3371true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 711#L3426true cleanup_~i~1 := 0; 4080#L2641-2true [2019-11-15 23:47:40,387 INFO L793 eck$LassoCheckResult]: Loop: 4080#L2641-2true assume !false; 4186#L2642true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 4027#L2645true assume cleanup_~i~1 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~0;havoc isBlocked_~retValue_acc~0;isBlocked_~retValue_acc~0 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~0; 1277#L131true cleanup_#t~ret113 := isBlocked_#res;cleanup_~tmp___0~8 := cleanup_#t~ret113;havoc cleanup_#t~ret113; 4944#L2649true assume 1 != cleanup_~tmp___0~8; 4945#L2649-1true havoc isIdle_#res;havoc isIdle_#t~ret8, isIdle_~retValue_acc~7, isIdle_~tmp~4;havoc isIdle_~retValue_acc~7;havoc isIdle_~tmp~4;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret3, anyStopRequested_#t~ret4, anyStopRequested_#t~ret5, anyStopRequested_#t~ret6, anyStopRequested_#t~ret7, anyStopRequested_~retValue_acc~6, anyStopRequested_~tmp~3, anyStopRequested_~tmp___0~0, anyStopRequested_~tmp___1~0, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~6;havoc anyStopRequested_~tmp~3;havoc anyStopRequested_~tmp___0~0;havoc anyStopRequested_~tmp___1~0;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~19;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~19; 2525#L1785-50true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~19 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~19; 2089#L1812-50true anyStopRequested_#t~ret3 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret3;havoc anyStopRequested_#t~ret3; 374#L417true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~6 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~6; 1604#L481true isIdle_#t~ret8 := anyStopRequested_#res;isIdle_~tmp~4 := isIdle_#t~ret8;havoc isIdle_#t~ret8;isIdle_~retValue_acc~7 := (if 0 == isIdle_~tmp~4 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~7; 1898#L494true cleanup_#t~ret114 := isIdle_#res;cleanup_~tmp~21 := cleanup_#t~ret114;havoc cleanup_#t~ret114; 2962#L2661true assume !(0 != cleanup_~tmp~21);havoc timeShift_#t~ret53, timeShift_~tmp~12;havoc timeShift_~tmp~12;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 1880#L318-6true timeShift_#t~ret53 := areDoorsOpen_#res;timeShift_~tmp~12 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 2304#L1261-1true assume 0 != timeShift_~tmp~12; 3567#L1262-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1895#L934-23true havoc __utac_acc__Specification2_spec__3_#t~ret161, __utac_acc__Specification2_spec__3_#t~ret162, __utac_acc__Specification2_spec__3_#t~ret163, __utac_acc__Specification2_spec__3_#t~ret164, __utac_acc__Specification2_spec__3_#t~ret165, __utac_acc__Specification2_spec__3_#t~ret166, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~29, __utac_acc__Specification2_spec__3_~tmp___0~12, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~29;havoc __utac_acc__Specification2_spec__3_~tmp___0~12;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 1188#L309-13true __utac_acc__Specification2_spec__3_#t~ret161 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~29 := __utac_acc__Specification2_spec__3_#t~ret161;havoc __utac_acc__Specification2_spec__3_#t~ret161;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~29; 2952#L3366-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 2685#L3367-1true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 1882#L318-7true __utac_acc__Specification2_spec__3_#t~ret162 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret162;havoc __utac_acc__Specification2_spec__3_#t~ret162; 2596#L3371-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 712#L3426-1true cleanup_~i~1 := 1 + cleanup_~i~1; 4080#L2641-2true [2019-11-15 23:47:40,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:47:40,393 INFO L82 PathProgramCache]: Analyzing trace with hash -1303888161, now seen corresponding path program 1 times [2019-11-15 23:47:40,400 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:47:40,401 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008489556] [2019-11-15 23:47:40,401 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:40,402 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:40,402 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:47:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:47:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:47:40,725 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008489556] [2019-11-15 23:47:40,725 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:47:40,725 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 23:47:40,726 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077048817] [2019-11-15 23:47:40,729 INFO L796 eck$LassoCheckResult]: stem already infeasible [2019-11-15 23:47:40,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:47:40,729 INFO L82 PathProgramCache]: Analyzing trace with hash -1119830963, now seen corresponding path program 1 times [2019-11-15 23:47:40,729 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:47:40,729 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312020215] [2019-11-15 23:47:40,729 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:40,729 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:47:40,730 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:47:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:47:40,816 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:47:41,075 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2019-11-15 23:47:41,174 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 23:47:41,174 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 23:47:41,175 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 23:47:41,175 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 23:47:41,175 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-11-15 23:47:41,175 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:41,175 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 23:47:41,175 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 23:47:41,175 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product28.cil.c_Iteration1_Loop [2019-11-15 23:47:41,176 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 23:47:41,176 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 23:47:41,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,393 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:41,963 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 23:47:41,964 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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) [2019-11-15 23:47:41,984 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:41,984 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 [2019-11-15 23:47:41,992 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:41,993 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret166=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret166=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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) [2019-11-15 23:47:42,020 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,020 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,024 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:42,024 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___1~8=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___1~8=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,038 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,039 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:42,043 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:42,043 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret164=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret164=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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) [2019-11-15 23:47:42,054 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,055 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,062 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:42,063 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret113=0} Honda state: {ULTIMATE.start_cleanup_#t~ret113=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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) [2019-11-15 23:47:42,163 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,163 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,167 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:42,167 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret165=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret165=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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 [2019-11-15 23:47:42,291 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,292 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:42,296 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:42,296 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret114=0} Honda state: {ULTIMATE.start_cleanup_#t~ret114=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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 [2019-11-15 23:47:42,311 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,315 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:42,322 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:42,323 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~0=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,331 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,331 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:42,340 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:42,340 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isFloorCalling_#in~floorID=0, ULTIMATE.start_isFloorCalling_~floorID=0} Honda state: {ULTIMATE.start_isFloorCalling_#in~floorID=0, ULTIMATE.start_isFloorCalling_~floorID=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,361 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,362 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:42,375 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:42,375 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res=-8, ~doorState~0=-8, ULTIMATE.start_timeShift_~tmp~12=-8, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___4~3=-8, ULTIMATE.start_areDoorsOpen_~retValue_acc~2=-8} Honda state: {ULTIMATE.start_areDoorsOpen_#res=-8, ~doorState~0=-8, ULTIMATE.start_timeShift_~tmp~12=-8, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___4~3=-8, ULTIMATE.start_areDoorsOpen_~retValue_acc~2=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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) [2019-11-15 23:47:42,388 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,388 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,392 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:42,392 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret162=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret162=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/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) [2019-11-15 23:47:42,410 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,410 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,414 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:42,414 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret163=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret163=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,426 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,426 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:42,434 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-15 23:47:42,434 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_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,447 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-15 23:47:42,447 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8bc4627e-081f-4d2f-8075-bbc6a5ff1cd6/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,455 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-15 23:47:42,455 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-15 23:47:42,466 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-15 23:47:42,470 INFO L210 LassoAnalysis]: Preferences: [2019-11-15 23:47:42,470 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-11-15 23:47:42,470 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-15 23:47:42,470 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-11-15 23:47:42,470 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-11-15 23:47:42,470 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-15 23:47:42,470 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-15 23:47:42,470 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-11-15 23:47:42,470 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product28.cil.c_Iteration1_Loop [2019-11-15 23:47:42,471 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-15 23:47:42,471 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-15 23:47:42,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:42,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-15 23:47:43,148 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-15 23:47:43,152 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-11-15 23:47:43,157 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 [2019-11-15 23:47:43,158 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,158 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,159 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,159 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,159 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,162 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,162 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,164 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,165 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 [2019-11-15 23:47:43,165 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,166 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,166 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,166 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,166 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,170 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,170 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,174 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,175 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 [2019-11-15 23:47:43,176 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,176 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,176 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,177 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,177 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,178 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,179 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,182 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 [2019-11-15 23:47:43,183 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,183 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,184 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,184 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,184 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,184 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,185 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,187 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,188 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 [2019-11-15 23:47:43,189 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,189 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,189 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,190 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,190 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,190 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,190 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,193 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,193 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 [2019-11-15 23:47:43,194 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,195 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,195 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,201 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,202 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,202 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,202 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,203 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,204 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 [2019-11-15 23:47:43,204 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,204 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,205 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,205 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,206 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,206 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,206 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,208 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,209 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 [2019-11-15 23:47:43,210 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,210 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,210 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,210 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,211 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,211 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,211 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,212 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,213 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 [2019-11-15 23:47:43,213 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,213 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,213 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,214 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,214 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,218 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,218 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,219 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,220 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 [2019-11-15 23:47:43,221 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,221 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,221 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,221 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,221 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,222 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,222 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,224 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,225 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 [2019-11-15 23:47:43,226 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,226 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,227 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,227 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,227 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,228 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,228 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,229 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 [2019-11-15 23:47:43,230 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,230 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,230 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,231 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,231 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,231 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,231 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,233 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,233 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 [2019-11-15 23:47:43,234 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,234 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,235 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,235 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:43,235 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,236 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:43,236 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,252 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,253 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 [2019-11-15 23:47:43,253 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,254 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,254 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,254 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,254 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,257 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,257 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,258 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,258 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 [2019-11-15 23:47:43,259 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,259 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,260 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,260 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,260 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,261 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,261 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,263 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,264 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 [2019-11-15 23:47:43,265 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,265 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,265 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,265 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,265 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,266 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,266 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,267 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,267 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 [2019-11-15 23:47:43,268 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,268 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,268 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,268 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,268 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,269 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,269 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,270 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 [2019-11-15 23:47:43,271 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,271 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,271 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,271 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,272 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,272 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,272 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,273 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 [2019-11-15 23:47:43,274 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,274 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,274 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,274 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:43,275 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,276 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:43,277 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,290 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-15 23:47:43,291 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,292 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,292 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,292 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,292 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,294 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,294 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,296 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 [2019-11-15 23:47:43,297 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,297 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,297 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,297 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,297 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,298 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,298 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,300 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 [2019-11-15 23:47:43,300 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,301 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,301 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,301 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,301 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,301 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,302 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,302 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,303 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 [2019-11-15 23:47:43,304 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,304 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,304 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,304 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:43,304 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,307 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:43,307 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,324 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,324 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 [2019-11-15 23:47:43,325 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,325 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,326 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,326 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,326 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,327 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,328 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,329 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,330 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 [2019-11-15 23:47:43,333 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,333 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,333 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,333 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,334 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,334 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,334 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,335 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,335 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 [2019-11-15 23:47:43,336 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,336 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,336 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,337 INFO L203 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-15 23:47:43,337 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,338 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-15 23:47:43,338 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,350 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,357 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 [2019-11-15 23:47:43,357 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,357 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,358 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,358 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,358 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,358 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,359 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,365 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,366 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 [2019-11-15 23:47:43,366 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,367 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,367 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,367 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,367 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,367 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,368 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,369 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,369 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 [2019-11-15 23:47:43,370 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,370 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,370 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,371 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,371 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,371 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,371 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,373 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,373 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 [2019-11-15 23:47:43,374 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,374 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,374 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,374 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,374 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,375 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,375 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,376 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-15 23:47:43,376 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 [2019-11-15 23:47:43,378 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-11-15 23:47:43,378 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-15 23:47:43,378 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-15 23:47:43,379 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-15 23:47:43,379 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-15 23:47:43,379 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-15 23:47:43,379 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-15 23:47:43,382 INFO L419 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-15 23:47:43,389 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2019-11-15 23:47:43,389 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2019-11-15 23:47:43,391 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-15 23:47:43,391 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-15 23:47:43,391 INFO L510 LassoAnalysis]: Proved termination. [2019-11-15 23:47:43,392 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 [] [2019-11-15 23:47:43,394 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-15 23:47:43,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:47:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:47:43,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-15 23:47:43,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:47:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:47:43,649 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-15 23:47:43,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:47:43,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:47:43,711 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 [2019-11-15 23:47:43,713 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 5039 states. Second operand 5 states. [2019-11-15 23:47:44,178 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 5039 states.. Second operand 5 states. Result 7608 states and 14294 transitions. Complement of second has 9 states. [2019-11-15 23:47:44,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2019-11-15 23:47:44,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-15 23:47:44,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 9535 transitions. [2019-11-15 23:47:44,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9535 transitions. Stem has 24 letters. Loop has 22 letters. [2019-11-15 23:47:44,195 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 23:47:44,195 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9535 transitions. Stem has 46 letters. Loop has 22 letters. [2019-11-15 23:47:44,196 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 23:47:44,197 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9535 transitions. Stem has 24 letters. Loop has 44 letters. [2019-11-15 23:47:44,199 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-15 23:47:44,200 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7608 states and 14294 transitions. [2019-11-15 23:47:44,283 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-15 23:47:44,285 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7608 states to 0 states and 0 transitions. [2019-11-15 23:47:44,286 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-15 23:47:44,287 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-15 23:47:44,287 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-15 23:47:44,287 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-15 23:47:44,288 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 23:47:44,288 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 23:47:44,288 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:47:44,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:47:44,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:47:44,292 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-11-15 23:47:44,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:47:44,295 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-11-15 23:47:44,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 23:47:44,296 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-11-15 23:47:44,296 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-15 23:47:44,296 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 23:47:44,297 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-15 23:47:44,297 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-15 23:47:44,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-15 23:47:44,297 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-15 23:47:44,297 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 23:47:44,297 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 23:47:44,297 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 23:47:44,297 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-15 23:47:44,298 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-15 23:47:44,298 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-15 23:47:44,298 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-15 23:47:44,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.11 11:47:44 BoogieIcfgContainer [2019-11-15 23:47:44,310 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-15 23:47:44,310 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:47:44,310 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:47:44,311 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:47:44,311 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:47:40" (3/4) ... [2019-11-15 23:47:44,314 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 23:47:44,314 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:47:44,316 INFO L168 Benchmark]: Toolchain (without parser) took 16430.98 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 466.1 MB). Free memory was 935.7 MB in the beginning and 952.1 MB in the end (delta: -16.4 MB). Peak memory consumption was 449.7 MB. Max. memory is 11.5 GB. [2019-11-15 23:47:44,316 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:47:44,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 915.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -152.2 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. [2019-11-15 23:47:44,318 INFO L168 Benchmark]: Boogie Procedure Inliner took 288.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. [2019-11-15 23:47:44,318 INFO L168 Benchmark]: Boogie Preprocessor took 394.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 985.9 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2019-11-15 23:47:44,319 INFO L168 Benchmark]: RCFGBuilder took 10536.28 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 325.6 MB). Free memory was 985.9 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 297.8 MB. Max. memory is 11.5 GB. [2019-11-15 23:47:44,319 INFO L168 Benchmark]: BuchiAutomizer took 4288.32 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 1.0 MB). Free memory was 1.1 GB in the beginning and 952.1 MB in the end (delta: 172.7 MB). Peak memory consumption was 173.7 MB. Max. memory is 11.5 GB. [2019-11-15 23:47:44,320 INFO L168 Benchmark]: Witness Printer took 4.07 ms. Allocated memory is still 1.5 GB. Free memory is still 952.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:47:44,323 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 915.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -152.2 MB). Peak memory consumption was 30.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 288.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.3 MB). Peak memory consumption was 48.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 394.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 985.9 MB in the end (delta: 53.7 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 10536.28 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 325.6 MB). Free memory was 985.9 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 297.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4288.32 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 1.0 MB). Free memory was 1.1 GB in the beginning and 952.1 MB in the end (delta: 172.7 MB). Peak memory consumption was 173.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.07 ms. Allocated memory is still 1.5 GB. Free memory is still 952.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 9501 SDtfs, 14242 SDslu, 4767 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital109 mio100 ax100 hnf100 lsp16 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 18ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 12 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...