./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-loops.c --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version ae007674
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-loops.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 64bit --witnessprinter.graph.data.programhash 9200f4b7c01ae534db411c2832d0714b6eaa58a9d668730c8aeb9497dccadca2
--- Real Ultimate output ---
This is Ultimate 0.2.2-dev-ae00767
[2021-12-28 09:02:23,153 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-12-28 09:02:23,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-12-28 09:02:23,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-12-28 09:02:23,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-12-28 09:02:23,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-12-28 09:02:23,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-12-28 09:02:23,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-12-28 09:02:23,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-12-28 09:02:23,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-12-28 09:02:23,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-12-28 09:02:23,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-12-28 09:02:23,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-12-28 09:02:23,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-12-28 09:02:23,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-12-28 09:02:23,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-12-28 09:02:23,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-12-28 09:02:23,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-12-28 09:02:23,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-12-28 09:02:23,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-12-28 09:02:23,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-12-28 09:02:23,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-12-28 09:02:23,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-12-28 09:02:23,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-12-28 09:02:23,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-12-28 09:02:23,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-12-28 09:02:23,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-12-28 09:02:23,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-12-28 09:02:23,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-12-28 09:02:23,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-12-28 09:02:23,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-12-28 09:02:23,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-12-28 09:02:23,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-12-28 09:02:23,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-12-28 09:02:23,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-12-28 09:02:23,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-12-28 09:02:23,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-12-28 09:02:23,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-12-28 09:02:23,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-12-28 09:02:23,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-12-28 09:02:23,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-12-28 09:02:23,237 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf
[2021-12-28 09:02:23,265 INFO L113 SettingsManager]: Loading preferences was successful
[2021-12-28 09:02:23,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-12-28 09:02:23,266 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-12-28 09:02:23,266 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-12-28 09:02:23,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-12-28 09:02:23,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-12-28 09:02:23,268 INFO L138 SettingsManager]: * Use SBE=true
[2021-12-28 09:02:23,268 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2021-12-28 09:02:23,269 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2021-12-28 09:02:23,269 INFO L138 SettingsManager]: * Use old map elimination=false
[2021-12-28 09:02:23,270 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false
[2021-12-28 09:02:23,270 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true
[2021-12-28 09:02:23,270 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2021-12-28 09:02:23,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-12-28 09:02:23,270 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2021-12-28 09:02:23,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-12-28 09:02:23,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-12-28 09:02:23,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2021-12-28 09:02:23,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2021-12-28 09:02:23,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2021-12-28 09:02:23,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-12-28 09:02:23,272 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false
[2021-12-28 09:02:23,272 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-12-28 09:02:23,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2021-12-28 09:02:23,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-12-28 09:02:23,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-12-28 09:02:23,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-12-28 09:02:23,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-12-28 09:02:23,274 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2021-12-28 09:02:23,274 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9200f4b7c01ae534db411c2832d0714b6eaa58a9d668730c8aeb9497dccadca2
[2021-12-28 09:02:23,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-12-28 09:02:23,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-12-28 09:02:23,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-12-28 09:02:23,627 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-12-28 09:02:23,627 INFO L275 PluginConnector]: CDTParser initialized
[2021-12-28 09:02:23,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-loops.c
[2021-12-28 09:02:23,684 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a05080ec3/cf6dc4bdd7af4652b33c062f20fa5753/FLAGd4f6b3f4b
[2021-12-28 09:02:24,033 INFO L306 CDTParser]: Found 1 translation units.
[2021-12-28 09:02:24,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-loops.c
[2021-12-28 09:02:24,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a05080ec3/cf6dc4bdd7af4652b33c062f20fa5753/FLAGd4f6b3f4b
[2021-12-28 09:02:24,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a05080ec3/cf6dc4bdd7af4652b33c062f20fa5753
[2021-12-28 09:02:24,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-12-28 09:02:24,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-12-28 09:02:24,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-12-28 09:02:24,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-12-28 09:02:24,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-12-28 09:02:24,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73136869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24, skipping insertion in model container
[2021-12-28 09:02:24,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-12-28 09:02:24,499 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-12-28 09:02:24,599 INFO L209 PostProcessor]: Analyzing one entry point: main
[2021-12-28 09:02:24,602 INFO L203 MainTranslator]: Completed pre-run
[2021-12-28 09:02:24,612 INFO L209 PostProcessor]: Analyzing one entry point: main
[2021-12-28 09:02:24,620 INFO L208 MainTranslator]: Completed translation
[2021-12-28 09:02:24,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24 WrapperNode
[2021-12-28 09:02:24,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-12-28 09:02:24,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-12-28 09:02:24,622 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-12-28 09:02:24,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-12-28 09:02:24,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,655 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25
[2021-12-28 09:02:24,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-12-28 09:02:24,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-12-28 09:02:24,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-12-28 09:02:24,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-12-28 09:02:24,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-12-28 09:02:24,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-12-28 09:02:24,679 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-12-28 09:02:24,680 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-12-28 09:02:24,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24" (1/1) ...
[2021-12-28 09:02:24,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:24,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:24,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:24,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2021-12-28 09:02:24,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-12-28 09:02:24,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-12-28 09:02:24,780 INFO L234 CfgBuilder]: Building ICFG
[2021-12-28 09:02:24,781 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2021-12-28 09:02:24,853 INFO L275 CfgBuilder]: Performing block encoding
[2021-12-28 09:02:24,859 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-12-28 09:02:24,859 INFO L299 CfgBuilder]: Removed 2 assume(true) statements.
[2021-12-28 09:02:24,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:02:24 BoogieIcfgContainer
[2021-12-28 09:02:24,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-12-28 09:02:24,861 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2021-12-28 09:02:24,861 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2021-12-28 09:02:24,865 INFO L275 PluginConnector]: BuchiAutomizer initialized
[2021-12-28 09:02:24,865 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-12-28 09:02:24,866 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.12 09:02:24" (1/3) ...
[2021-12-28 09:02:24,867 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@52814248 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:02:24, skipping insertion in model container
[2021-12-28 09:02:24,867 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-12-28 09:02:24,867 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 09:02:24" (2/3) ...
[2021-12-28 09:02:24,868 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@52814248 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.12 09:02:24, skipping insertion in model container
[2021-12-28 09:02:24,871 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-12-28 09:02:24,871 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 09:02:24" (3/3) ...
[2021-12-28 09:02:24,873 INFO L388 chiAutomizerObserver]: Analyzing ICFG AliasDarteFeautrierGonnord-SAS2010-loops.c
[2021-12-28 09:02:24,929 INFO L359 BuchiCegarLoop]: Interprodecural is true
[2021-12-28 09:02:24,929 INFO L360 BuchiCegarLoop]: Hoare is false
[2021-12-28 09:02:24,929 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2021-12-28 09:02:24,930 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2021-12-28 09:02:24,930 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-12-28 09:02:24,930 INFO L364 BuchiCegarLoop]: Difference is false
[2021-12-28 09:02:24,930 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-12-28 09:02:24,930 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop========
[2021-12-28 09:02:24,942 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-12-28 09:02:24,956 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4
[2021-12-28 09:02:24,957 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-12-28 09:02:24,957 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-12-28 09:02:24,961 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1]
[2021-12-28 09:02:24,961 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1]
[2021-12-28 09:02:24,961 INFO L425 BuchiCegarLoop]: ======== Iteration 1============
[2021-12-28 09:02:24,962 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-12-28 09:02:24,963 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4
[2021-12-28 09:02:24,963 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-12-28 09:02:24,963 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-12-28 09:02:24,964 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1]
[2021-12-28 09:02:24,964 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1]
[2021-12-28 09:02:24,969 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1, main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~n~0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := main_~n~0#1; 5#L18true assume main_~x~0#1 >= 0 && main_~x~0#1 <= 1073741823; 3#L19-2true
[2021-12-28 09:02:24,969 INFO L793 eck$LassoCheckResult]: Loop: 3#L19-2true assume !!(main_~x~0#1 >= 0);main_~y~0#1 := 1; 8#L21true assume !(main_~y~0#1 < main_~x~0#1); 12#L21-1true main_~x~0#1 := main_~x~0#1 - 1; 3#L19-2true
[2021-12-28 09:02:24,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-12-28 09:02:24,980 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times
[2021-12-28 09:02:24,985 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-28 09:02:24,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102217727]
[2021-12-28 09:02:24,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-28 09:02:24,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-28 09:02:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:25,050 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-12-28 09:02:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:25,065 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-12-28 09:02:25,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-12-28 09:02:25,071 INFO L85 PathProgramCache]: Analyzing trace with hash 44239, now seen corresponding path program 1 times
[2021-12-28 09:02:25,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-28 09:02:25,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391035427]
[2021-12-28 09:02:25,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-28 09:02:25,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-28 09:02:25,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:25,087 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-12-28 09:02:25,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:25,099 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-12-28 09:02:25,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-12-28 09:02:25,104 INFO L85 PathProgramCache]: Analyzing trace with hash 889514126, now seen corresponding path program 1 times
[2021-12-28 09:02:25,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-28 09:02:25,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613209956]
[2021-12-28 09:02:25,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-28 09:02:25,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-28 09:02:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:25,111 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-12-28 09:02:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:25,125 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-12-28 09:02:25,192 INFO L210 LassoAnalysis]: Preferences:
[2021-12-28 09:02:25,193 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2021-12-28 09:02:25,193 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2021-12-28 09:02:25,193 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2021-12-28 09:02:25,193 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2021-12-28 09:02:25,194 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:25,194 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2021-12-28 09:02:25,194 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2021-12-28 09:02:25,194 INFO L133 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-loops.c_Iteration1_Loop
[2021-12-28 09:02:25,194 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2021-12-28 09:02:25,194 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2021-12-28 09:02:25,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:25,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:25,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:25,275 INFO L294 LassoAnalysis]: Preprocessing complete.
[2021-12-28 09:02:25,276 INFO L404 LassoAnalysis]: Checking for nontermination...
[2021-12-28 09:02:25,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:25,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:25,279 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:25,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process
[2021-12-28 09:02:25,330 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2021-12-28 09:02:25,331 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2021-12-28 09:02:25,356 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2021-12-28 09:02:25,356 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2021-12-28 09:02:25,383 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0
[2021-12-28 09:02:25,383 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:25,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:25,385 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:25,386 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process
[2021-12-28 09:02:25,389 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2021-12-28 09:02:25,389 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2021-12-28 09:02:25,403 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2021-12-28 09:02:25,403 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2021-12-28 09:02:25,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0
[2021-12-28 09:02:25,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:25,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:25,421 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:25,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process
[2021-12-28 09:02:25,427 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2021-12-28 09:02:25,427 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2021-12-28 09:02:25,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0
[2021-12-28 09:02:25,481 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:25,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:25,482 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:25,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process
[2021-12-28 09:02:25,490 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2021-12-28 09:02:25,490 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2021-12-28 09:02:25,535 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2021-12-28 09:02:25,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0
[2021-12-28 09:02:25,541 INFO L210 LassoAnalysis]: Preferences:
[2021-12-28 09:02:25,541 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2021-12-28 09:02:25,541 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2021-12-28 09:02:25,541 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2021-12-28 09:02:25,541 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2021-12-28 09:02:25,541 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:25,541 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2021-12-28 09:02:25,541 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2021-12-28 09:02:25,541 INFO L133 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-loops.c_Iteration1_Loop
[2021-12-28 09:02:25,541 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2021-12-28 09:02:25,542 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2021-12-28 09:02:25,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:25,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:25,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:25,625 INFO L294 LassoAnalysis]: Preprocessing complete.
[2021-12-28 09:02:25,629 INFO L490 LassoAnalysis]: Using template 'affine'.
[2021-12-28 09:02:25,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:25,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:25,632 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:25,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process
[2021-12-28 09:02:25,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2021-12-28 09:02:25,645 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-12-28 09:02:25,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-12-28 09:02:25,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-12-28 09:02:25,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-12-28 09:02:25,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-12-28 09:02:25,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-12-28 09:02:25,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-12-28 09:02:25,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0
[2021-12-28 09:02:25,690 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:25,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:25,692 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:25,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2021-12-28 09:02:25,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process
[2021-12-28 09:02:25,705 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-12-28 09:02:25,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-12-28 09:02:25,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-12-28 09:02:25,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-12-28 09:02:25,710 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-12-28 09:02:25,710 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-12-28 09:02:25,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-12-28 09:02:25,748 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0
[2021-12-28 09:02:25,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:25,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:25,750 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:25,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process
[2021-12-28 09:02:25,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2021-12-28 09:02:25,759 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-12-28 09:02:25,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-12-28 09:02:25,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-12-28 09:02:25,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-12-28 09:02:25,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-12-28 09:02:25,762 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-12-28 09:02:25,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-12-28 09:02:25,774 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2021-12-28 09:02:25,779 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver.
[2021-12-28 09:02:25,779 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero.
[2021-12-28 09:02:25,780 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:25,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:25,784 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:25,794 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2021-12-28 09:02:25,794 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2021-12-28 09:02:25,794 INFO L513 LassoAnalysis]: Proved termination.
[2021-12-28 09:02:25,795 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(ULTIMATE.start_main_~x~0#1) = 2*ULTIMATE.start_main_~x~0#1 + 1
Supporting invariants []
[2021-12-28 09:02:25,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process
[2021-12-28 09:02:25,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0
[2021-12-28 09:02:25,826 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2021-12-28 09:02:25,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-12-28 09:02:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-28 09:02:25,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 2 conjunts are in the unsatisfiable core
[2021-12-28 09:02:25,860 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-12-28 09:02:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-12-28 09:02:25,876 WARN L261 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjunts are in the unsatisfiable core
[2021-12-28 09:02:25,877 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-12-28 09:02:25,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-12-28 09:02:25,954 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates
[2021-12-28 09:02:25,955 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-12-28 09:02:26,007 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.6) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 45 transitions. Complement of second has 7 states.
[2021-12-28 09:02:26,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states
[2021-12-28 09:02:26,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-12-28 09:02:26,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 31 transitions.
[2021-12-28 09:02:26,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 3 letters. Loop has 3 letters.
[2021-12-28 09:02:26,016 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-12-28 09:02:26,017 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 6 letters. Loop has 3 letters.
[2021-12-28 09:02:26,017 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-12-28 09:02:26,017 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 3 letters. Loop has 6 letters.
[2021-12-28 09:02:26,018 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-12-28 09:02:26,018 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 45 transitions.
[2021-12-28 09:02:26,023 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1
[2021-12-28 09:02:26,026 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 10 states and 14 transitions.
[2021-12-28 09:02:26,026 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5
[2021-12-28 09:02:26,027 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6
[2021-12-28 09:02:26,027 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 14 transitions.
[2021-12-28 09:02:26,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic.
[2021-12-28 09:02:26,028 INFO L681 BuchiCegarLoop]: Abstraction has 10 states and 14 transitions.
[2021-12-28 09:02:26,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 14 transitions.
[2021-12-28 09:02:26,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10.
[2021-12-28 09:02:26,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-12-28 09:02:26,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 14 transitions.
[2021-12-28 09:02:26,048 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 14 transitions.
[2021-12-28 09:02:26,048 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 14 transitions.
[2021-12-28 09:02:26,048 INFO L425 BuchiCegarLoop]: ======== Iteration 2============
[2021-12-28 09:02:26,049 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 14 transitions.
[2021-12-28 09:02:26,049 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1
[2021-12-28 09:02:26,050 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-12-28 09:02:26,050 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-12-28 09:02:26,050 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1]
[2021-12-28 09:02:26,050 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1]
[2021-12-28 09:02:26,051 INFO L791 eck$LassoCheckResult]: Stem: 92#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 93#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1, main_~n~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~n~0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := main_~n~0#1; 91#L18 assume main_~x~0#1 >= 0 && main_~x~0#1 <= 1073741823; 87#L19-2 assume !!(main_~x~0#1 >= 0);main_~y~0#1 := 1; 89#L21 assume main_~y~0#1 < main_~x~0#1; 94#L22-2
[2021-12-28 09:02:26,051 INFO L793 eck$LassoCheckResult]: Loop: 94#L22-2 assume !!(main_~y~0#1 < main_~x~0#1);main_~y~0#1 := 2 * main_~y~0#1; 94#L22-2
[2021-12-28 09:02:26,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-12-28 09:02:26,055 INFO L85 PathProgramCache]: Analyzing trace with hash 28693989, now seen corresponding path program 1 times
[2021-12-28 09:02:26,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-28 09:02:26,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949309618]
[2021-12-28 09:02:26,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-28 09:02:26,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-28 09:02:26,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:26,063 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-12-28 09:02:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:26,067 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-12-28 09:02:26,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-12-28 09:02:26,067 INFO L85 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 1 times
[2021-12-28 09:02:26,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-28 09:02:26,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351037590]
[2021-12-28 09:02:26,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-28 09:02:26,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-28 09:02:26,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:26,071 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-12-28 09:02:26,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:26,073 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-12-28 09:02:26,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-12-28 09:02:26,073 INFO L85 PathProgramCache]: Analyzing trace with hash 889513685, now seen corresponding path program 1 times
[2021-12-28 09:02:26,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-12-28 09:02:26,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330004969]
[2021-12-28 09:02:26,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-12-28 09:02:26,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-12-28 09:02:26,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:26,086 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-12-28 09:02:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-12-28 09:02:26,094 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-12-28 09:02:26,144 INFO L210 LassoAnalysis]: Preferences:
[2021-12-28 09:02:26,145 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2021-12-28 09:02:26,145 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2021-12-28 09:02:26,145 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2021-12-28 09:02:26,145 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2021-12-28 09:02:26,145 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:26,145 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2021-12-28 09:02:26,145 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2021-12-28 09:02:26,145 INFO L133 ssoRankerPreferences]: Filename of dumped script: AliasDarteFeautrierGonnord-SAS2010-loops.c_Iteration2_Lasso
[2021-12-28 09:02:26,145 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2021-12-28 09:02:26,146 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2021-12-28 09:02:26,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:26,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:26,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:26,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:26,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:26,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-12-28 09:02:26,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0
[2021-12-28 09:02:26,240 INFO L294 LassoAnalysis]: Preprocessing complete.
[2021-12-28 09:02:26,240 INFO L404 LassoAnalysis]: Checking for nontermination...
[2021-12-28 09:02:26,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:26,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:26,242 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:26,250 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2021-12-28 09:02:26,250 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2021-12-28 09:02:26,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process
[2021-12-28 09:02:26,272 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2021-12-28 09:02:26,272 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2021-12-28 09:02:26,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0
[2021-12-28 09:02:26,291 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:26,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:26,292 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:26,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process
[2021-12-28 09:02:26,294 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2021-12-28 09:02:26,294 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2021-12-28 09:02:26,301 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2021-12-28 09:02:26,301 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2021-12-28 09:02:26,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0
[2021-12-28 09:02:26,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:26,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:26,318 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:26,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process
[2021-12-28 09:02:26,319 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2021-12-28 09:02:26,319 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2021-12-28 09:02:26,364 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0
[2021-12-28 09:02:26,364 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-12-28 09:02:26,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-12-28 09:02:26,365 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-12-28 09:02:26,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process
[2021-12-28 09:02:26,374 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2021-12-28 09:02:26,374 INFO L160 nArgumentSynthesizer]: Using integer mode.