./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrcmp_diffterm_alloca.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 7b2dab56
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrcmp_diffterm_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC --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 88fe3ea55db85ac6b3c7cedd013ffb32927ae976
.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE
--- Real Ultimate output ---
This is Ultimate 0.2.0-7b2dab5
[2021-10-11 00:31:48,100 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-10-11 00:31:48,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-10-11 00:31:48,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-10-11 00:31:48,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-10-11 00:31:48,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-10-11 00:31:48,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-10-11 00:31:48,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-10-11 00:31:48,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-10-11 00:31:48,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-10-11 00:31:48,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-10-11 00:31:48,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-10-11 00:31:48,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-10-11 00:31:48,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-10-11 00:31:48,187 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-10-11 00:31:48,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-10-11 00:31:48,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-10-11 00:31:48,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-10-11 00:31:48,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-10-11 00:31:48,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-10-11 00:31:48,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-10-11 00:31:48,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-10-11 00:31:48,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-10-11 00:31:48,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-10-11 00:31:48,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-10-11 00:31:48,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-10-11 00:31:48,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-10-11 00:31:48,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-10-11 00:31:48,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-10-11 00:31:48,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-10-11 00:31:48,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-10-11 00:31:48,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-10-11 00:31:48,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-10-11 00:31:48,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-10-11 00:31:48,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-10-11 00:31:48,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-10-11 00:31:48,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-10-11 00:31:48,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-10-11 00:31:48,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-10-11 00:31:48,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-10-11 00:31:48,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-10-11 00:31:48,235 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-64bit-Automizer_Default.epf
[2021-10-11 00:31:48,259 INFO L113 SettingsManager]: Loading preferences was successful
[2021-10-11 00:31:48,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-10-11 00:31:48,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-10-11 00:31:48,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-10-11 00:31:48,261 INFO L138 SettingsManager]: * Use SBE=true
[2021-10-11 00:31:48,262 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2021-10-11 00:31:48,262 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2021-10-11 00:31:48,262 INFO L138 SettingsManager]: * Use old map elimination=false
[2021-10-11 00:31:48,262 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false
[2021-10-11 00:31:48,262 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true
[2021-10-11 00:31:48,262 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2021-10-11 00:31:48,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-10-11 00:31:48,263 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2021-10-11 00:31:48,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-10-11 00:31:48,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-10-11 00:31:48,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2021-10-11 00:31:48,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2021-10-11 00:31:48,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2021-10-11 00:31:48,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-10-11 00:31:48,264 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false
[2021-10-11 00:31:48,264 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-10-11 00:31:48,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2021-10-11 00:31:48,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-10-11 00:31:48,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-10-11 00:31:48,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-10-11 00:31:48,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-10-11 00:31:48,265 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-10-11 00:31:48,266 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2021-10-11 00:31:48,267 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88fe3ea55db85ac6b3c7cedd013ffb32927ae976
[2021-10-11 00:31:48,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-10-11 00:31:48,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-10-11 00:31:48,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-10-11 00:31:48,584 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-10-11 00:31:48,585 INFO L275 PluginConnector]: CDTParser initialized
[2021-10-11 00:31:48,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/termination-15/cstrcmp_diffterm_alloca.i
[2021-10-11 00:31:48,671 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/data/a51922ad8/e1a8ec30fd834850ab4c08632dd662d5/FLAGabd557cfc
[2021-10-11 00:31:49,213 INFO L306 CDTParser]: Found 1 translation units.
[2021-10-11 00:31:49,214 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/sv-benchmarks/c/termination-15/cstrcmp_diffterm_alloca.i
[2021-10-11 00:31:49,225 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/data/a51922ad8/e1a8ec30fd834850ab4c08632dd662d5/FLAGabd557cfc
[2021-10-11 00:31:49,499 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/data/a51922ad8/e1a8ec30fd834850ab4c08632dd662d5
[2021-10-11 00:31:49,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-10-11 00:31:49,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-10-11 00:31:49,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-10-11 00:31:49,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-10-11 00:31:49,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-10-11 00:31:49,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:31:49" (1/1) ...
[2021-10-11 00:31:49,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6debe8ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:49, skipping insertion in model container
[2021-10-11 00:31:49,512 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:31:49" (1/1) ...
[2021-10-11 00:31:49,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-10-11 00:31:49,557 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-10-11 00:31:49,884 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-11 00:31:49,895 INFO L203 MainTranslator]: Completed pre-run
[2021-10-11 00:31:49,939 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-11 00:31:50,000 INFO L208 MainTranslator]: Completed translation
[2021-10-11 00:31:50,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50 WrapperNode
[2021-10-11 00:31:50,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-10-11 00:31:50,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-10-11 00:31:50,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-10-11 00:31:50,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-10-11 00:31:50,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50" (1/1) ...
[2021-10-11 00:31:50,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50" (1/1) ...
[2021-10-11 00:31:50,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-10-11 00:31:50,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-10-11 00:31:50,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-10-11 00:31:50,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-10-11 00:31:50,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50" (1/1) ...
[2021-10-11 00:31:50,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50" (1/1) ...
[2021-10-11 00:31:50,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50" (1/1) ...
[2021-10-11 00:31:50,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50" (1/1) ...
[2021-10-11 00:31:50,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50" (1/1) ...
[2021-10-11 00:31:50,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50" (1/1) ...
[2021-10-11 00:31:50,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50" (1/1) ...
[2021-10-11 00:31:50,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-10-11 00:31:50,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-10-11 00:31:50,077 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-10-11 00:31:50,077 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-10-11 00:31:50,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50" (1/1) ...
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/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
[2021-10-11 00:31:50,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2021-10-11 00:31:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-10-11 00:31:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-10-11 00:31:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-10-11 00:31:50,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-10-11 00:31:50,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-10-11 00:31:50,522 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-10-11 00:31:50,522 INFO L299 CfgBuilder]: Removed 7 assume(true) statements.
[2021-10-11 00:31:50,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:31:50 BoogieIcfgContainer
[2021-10-11 00:31:50,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-10-11 00:31:50,526 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2021-10-11 00:31:50,526 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2021-10-11 00:31:50,531 INFO L275 PluginConnector]: BuchiAutomizer initialized
[2021-10-11 00:31:50,532 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-11 00:31:50,532 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 11.10 12:31:49" (1/3) ...
[2021-10-11 00:31:50,534 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2878edc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:31:50, skipping insertion in model container
[2021-10-11 00:31:50,535 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-11 00:31:50,535 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:50" (2/3) ...
[2021-10-11 00:31:50,536 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2878edc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:31:50, skipping insertion in model container
[2021-10-11 00:31:50,536 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-11 00:31:50,536 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:31:50" (3/3) ...
[2021-10-11 00:31:50,539 INFO L389 chiAutomizerObserver]: Analyzing ICFG cstrcmp_diffterm_alloca.i
[2021-10-11 00:31:50,614 INFO L359 BuchiCegarLoop]: Interprodecural is true
[2021-10-11 00:31:50,614 INFO L360 BuchiCegarLoop]: Hoare is false
[2021-10-11 00:31:50,614 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2021-10-11 00:31:50,614 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2021-10-11 00:31:50,614 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-10-11 00:31:50,615 INFO L364 BuchiCegarLoop]: Difference is false
[2021-10-11 00:31:50,615 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-10-11 00:31:50,615 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop========
[2021-10-11 00:31:50,648 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states.
[2021-10-11 00:31:50,667 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3
[2021-10-11 00:31:50,668 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-11 00:31:50,668 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-11 00:31:50,675 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1]
[2021-10-11 00:31:50,675 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1]
[2021-10-11 00:31:50,675 INFO L427 BuchiCegarLoop]: ======== Iteration 1============
[2021-10-11 00:31:50,675 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states.
[2021-10-11 00:31:50,677 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3
[2021-10-11 00:31:50,677 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-11 00:31:50,677 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-11 00:31:50,678 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1]
[2021-10-11 00:31:50,678 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1]
[2021-10-11 00:31:50,685 INFO L794 eck$LassoCheckResult]: Stem: 11#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 9#L-1true havoc main_#res;havoc main_#t~nondet214, main_#t~nondet215, main_#t~malloc216.base, main_#t~malloc216.offset, main_#t~malloc217.base, main_#t~malloc217.offset, main_#t~ret218, main_~length1~0, main_~length2~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet214;havoc main_#t~nondet214;main_~length2~0 := main_#t~nondet215;havoc main_#t~nondet215; 17#L378true assume !(main_~length1~0 < 1); 5#L378-2true assume !(main_~length2~0 < 1); 14#L381-1true call main_#t~malloc216.base, main_#t~malloc216.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc216.base, main_#t~malloc216.offset;call main_#t~malloc217.base, main_#t~malloc217.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc217.base, main_#t~malloc217.offset;call write~int(49, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - 1), 1);call write~int(49, main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length2~0 - 1), 1);cstrcmp_#in~s1.base, cstrcmp_#in~s1.offset, cstrcmp_#in~s2.base, cstrcmp_#in~s2.offset := main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;havoc cstrcmp_#res;havoc cstrcmp_#t~post209.base, cstrcmp_#t~post209.offset, cstrcmp_#t~post210.base, cstrcmp_#t~post210.offset, cstrcmp_#t~mem205, cstrcmp_#t~mem206, cstrcmp_#t~mem207, cstrcmp_#t~short208, cstrcmp_#t~mem211, cstrcmp_#t~mem212, cstrcmp_#t~ite213, cstrcmp_~s1.base, cstrcmp_~s1.offset, cstrcmp_~s2.base, cstrcmp_~s2.offset, cstrcmp_~uc1~0, cstrcmp_~uc2~0;cstrcmp_~s1.base, cstrcmp_~s1.offset := cstrcmp_#in~s1.base, cstrcmp_#in~s1.offset;cstrcmp_~s2.base, cstrcmp_~s2.offset := cstrcmp_#in~s2.base, cstrcmp_#in~s2.offset;havoc cstrcmp_~uc1~0;havoc cstrcmp_~uc2~0; 8#L367-5true
[2021-10-11 00:31:50,686 INFO L796 eck$LassoCheckResult]: Loop: 8#L367-5true call cstrcmp_#t~mem205 := read~int(cstrcmp_~s1.base, cstrcmp_~s1.offset, 1);cstrcmp_#t~short208 := 49 != cstrcmp_#t~mem205; 4#L367-1true assume cstrcmp_#t~short208;call cstrcmp_#t~mem206 := read~int(cstrcmp_~s1.base, cstrcmp_~s1.offset, 1);call cstrcmp_#t~mem207 := read~int(cstrcmp_~s2.base, cstrcmp_~s2.offset, 1);cstrcmp_#t~short208 := cstrcmp_#t~mem206 == cstrcmp_#t~mem207; 6#L367-3true assume !!cstrcmp_#t~short208;havoc cstrcmp_#t~mem207;havoc cstrcmp_#t~short208;havoc cstrcmp_#t~mem205;havoc cstrcmp_#t~mem206;cstrcmp_#t~post209.base, cstrcmp_#t~post209.offset := cstrcmp_~s1.base, cstrcmp_~s1.offset;cstrcmp_~s1.base, cstrcmp_~s1.offset := cstrcmp_#t~post209.base, 1 + cstrcmp_#t~post209.offset;havoc cstrcmp_#t~post209.base, cstrcmp_#t~post209.offset;cstrcmp_#t~post210.base, cstrcmp_#t~post210.offset := cstrcmp_~s2.base, cstrcmp_~s2.offset;cstrcmp_~s2.base, cstrcmp_~s2.offset := cstrcmp_#t~post210.base, 1 + cstrcmp_#t~post210.offset;havoc cstrcmp_#t~post210.base, cstrcmp_#t~post210.offset; 8#L367-5true
[2021-10-11 00:31:50,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:31:50,694 INFO L82 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times
[2021-10-11 00:31:50,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:31:50,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760171806]
[2021-10-11 00:31:50,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:31:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:31:50,887 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:31:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:31:50,943 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:31:50,977 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-11 00:31:50,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:31:50,982 INFO L82 PathProgramCache]: Analyzing trace with hash 49755, now seen corresponding path program 1 times
[2021-10-11 00:31:50,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:31:50,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969021792]
[2021-10-11 00:31:50,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:31:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:31:51,013 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:31:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:31:51,039 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:31:51,046 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-11 00:31:51,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:31:51,048 INFO L82 PathProgramCache]: Analyzing trace with hash 180429558, now seen corresponding path program 1 times
[2021-10-11 00:31:51,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:31:51,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274737232]
[2021-10-11 00:31:51,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:31:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:31:51,115 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:31:51,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:31:51,162 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:31:51,174 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-11 00:31:51,374 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46
[2021-10-11 00:31:51,840 WARN L197 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 81
[2021-10-11 00:31:51,985 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 74
[2021-10-11 00:31:51,997 INFO L210 LassoAnalysis]: Preferences:
[2021-10-11 00:31:51,998 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2021-10-11 00:31:51,998 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2021-10-11 00:31:51,999 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2021-10-11 00:31:51,999 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2021-10-11 00:31:51,999 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:31:51,999 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2021-10-11 00:31:51,999 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2021-10-11 00:31:51,999 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcmp_diffterm_alloca.i_Iteration1_Lasso
[2021-10-11 00:31:52,000 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2021-10-11 00:31:52,000 INFO L274 LassoAnalysis]: Starting lasso preprocessing...
[2021-10-11 00:31:52,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,477 WARN L197 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 65
[2021-10-11 00:31:52,677 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 57
[2021-10-11 00:31:52,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,694 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:52,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:31:53,500 INFO L292 LassoAnalysis]: Preprocessing complete.
[2021-10-11 00:31:53,505 INFO L489 LassoAnalysis]: Using template 'affine'.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-10-11 00:31:53,520 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
[2021-10-11 00:31:53,526 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:53,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:31:53,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:53,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:53,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:53,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:31:53,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:31:53,541 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:31:53,585 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
[2021-10-11 00:31:53,587 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:53,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:31:53,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:53,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:53,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:53,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:31:53,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:31:53,591 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/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
[2021-10-11 00:31:53,615 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
[2021-10-11 00:31:53,617 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:53,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:31:53,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:53,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:53,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:53,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:31:53,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:31:53,647 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 5 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:31:53,669 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
[2021-10-11 00:31:53,671 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:53,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:53,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:53,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:53,677 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:31:53,677 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-10-11 00:31:53,694 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-10-11 00:31:53,740 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
[2021-10-11 00:31:53,741 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:53,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:31:53,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:53,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:53,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:53,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:31:53,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:31:53,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/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
[2021-10-11 00:31:53,794 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
[2021-10-11 00:31:53,795 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:53,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:31:53,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:53,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:53,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:53,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:31:53,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:31:53,807 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/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
[2021-10-11 00:31:53,829 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
[2021-10-11 00:31:53,831 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:53,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:31:53,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:53,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:53,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:53,833 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:31:53,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:31:53,854 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/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
[2021-10-11 00:31:53,887 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
[2021-10-11 00:31:53,889 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:53,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:53,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:53,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:53,897 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:31:53,897 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-10-11 00:31:53,915 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/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
[2021-10-11 00:31:53,942 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
[2021-10-11 00:31:53,943 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:53,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:53,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:53,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:53,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:31:53,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-10-11 00:31:53,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:31:53,993 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
[2021-10-11 00:31:53,995 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:53,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:31:53,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:53,995 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts
[2021-10-11 00:31:53,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:54,004 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications.
[2021-10-11 00:31:54,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:31:54,031 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-10-11 00:31:54,071 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
[2021-10-11 00:31:54,076 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:54,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:54,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:54,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:31:54,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:31:54,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-10-11 00:31:54,121 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/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
[2021-10-11 00:31:54,146 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
[2021-10-11 00:31:54,147 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:54,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:54,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:54,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:54,153 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:31:54,153 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-10-11 00:31:54,171 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-10-11 00:31:54,215 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
[2021-10-11 00:31:54,217 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:54,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:54,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:54,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:54,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:31:54,221 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:31:54,243 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-10-11 00:31:54,282 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
[2021-10-11 00:31:54,284 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:54,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:54,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:54,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:54,287 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:31:54,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:31:54,299 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-10-11 00:31:54,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:31:54,337 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:31:54,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:31:54,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:31:54,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:31:54,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:31:54,366 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-10-11 00:31:54,393 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2021-10-11 00:31:54,506 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver.
[2021-10-11 00:31:54,506 INFO L444 ModelExtractionUtils]: 11 out of 46 variables were initially zero. Simplification set additionally 32 variables to zero.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8de3435-19c4-4289-8fe6-c10537042bd3/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:31:54,564 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2021-10-11 00:31:54,585 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2.
[2021-10-11 00:31:54,585 INFO L510 LassoAnalysis]: Proved termination.
[2021-10-11 00:31:54,586 INFO L512 LassoAnalysis]: Termination argument consisting of:
Ranking function f(ULTIMATE.start_cstrcmp_~s1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc216.base)_1) = -1*ULTIMATE.start_cstrcmp_~s1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc216.base)_1
Supporting invariants []
[2021-10-11 00:31:54,695 INFO L297 tatePredicateManager]: 15 out of 16 supporting invariants were superfluous and have been removed
[2021-10-11 00:31:54,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:31:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:31:54,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 8 conjunts are in the unsatisfiable core
[2021-10-11 00:31:54,771 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-10-11 00:31:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:31:54,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjunts are in the unsatisfiable core
[2021-10-11 00:31:54,796 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-10-11 00:31:54,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-11 00:31:54,846 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
[2021-10-11 00:31:54,848 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 3 states.
[2021-10-11 00:31:54,932 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states.. Second operand 3 states. Result 29 states and 38 transitions. Complement of second has 6 states.
[2021-10-11 00:31:54,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states
[2021-10-11 00:31:54,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2021-10-11 00:31:54,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions.
[2021-10-11 00:31:54,938 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 5 letters. Loop has 3 letters.
[2021-10-11 00:31:54,940 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-10-11 00:31:54,940 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 8 letters. Loop has 3 letters.
[2021-10-11 00:31:54,940 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-10-11 00:31:54,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 5 letters. Loop has 6 letters.
[2021-10-11 00:31:54,945 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-10-11 00:31:54,945 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 38 transitions.
[2021-10-11 00:31:54,948 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2021-10-11 00:31:54,952 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions.
[2021-10-11 00:31:54,953 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2021-10-11 00:31:54,953 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2021-10-11 00:31:54,953 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2021-10-11 00:31:54,953 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-10-11 00:31:54,953 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-10-11 00:31:54,953 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-10-11 00:31:54,953 INFO L595 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-10-11 00:31:54,954 INFO L427 BuchiCegarLoop]: ======== Iteration 2============
[2021-10-11 00:31:54,954 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions.
[2021-10-11 00:31:54,954 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2021-10-11 00:31:54,954 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true
[2021-10-11 00:31:54,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 11.10 12:31:54 BoogieIcfgContainer
[2021-10-11 00:31:54,958 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2021-10-11 00:31:54,959 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-10-11 00:31:54,959 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-10-11 00:31:54,959 INFO L275 PluginConnector]: Witness Printer initialized
[2021-10-11 00:31:54,959 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:31:50" (3/4) ...
[2021-10-11 00:31:54,962 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2021-10-11 00:31:54,962 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-10-11 00:31:54,963 INFO L168 Benchmark]: Toolchain (without parser) took 5459.69 ms. Allocated memory was 109.1 MB in the beginning and 136.3 MB in the end (delta: 27.3 MB). Free memory was 72.9 MB in the beginning and 54.5 MB in the end (delta: 18.4 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.1 GB.
[2021-10-11 00:31:54,964 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 77.6 MB. Free memory was 54.9 MB in the beginning and 54.9 MB in the end (delta: 27.3 kB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:31:54,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.78 ms. Allocated memory is still 109.1 MB. Free memory was 72.7 MB in the beginning and 68.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB.
[2021-10-11 00:31:54,965 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.22 ms. Allocated memory is still 109.1 MB. Free memory was 68.7 MB in the beginning and 67.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
[2021-10-11 00:31:54,966 INFO L168 Benchmark]: Boogie Preprocessor took 28.65 ms. Allocated memory is still 109.1 MB. Free memory was 67.1 MB in the beginning and 65.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:31:54,967 INFO L168 Benchmark]: RCFGBuilder took 448.19 ms. Allocated memory is still 109.1 MB. Free memory was 65.6 MB in the beginning and 50.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB.
[2021-10-11 00:31:54,968 INFO L168 Benchmark]: BuchiAutomizer took 4432.29 ms. Allocated memory was 109.1 MB in the beginning and 136.3 MB in the end (delta: 27.3 MB). Free memory was 50.3 MB in the beginning and 54.5 MB in the end (delta: -4.2 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB.
[2021-10-11 00:31:54,968 INFO L168 Benchmark]: Witness Printer took 3.32 ms. Allocated memory is still 136.3 MB. Free memory is still 54.5 MB. There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:31:54,972 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.35 ms. Allocated memory is still 77.6 MB. Free memory was 54.9 MB in the beginning and 54.9 MB in the end (delta: 27.3 kB). There was no memory consumed. Max. memory is 16.1 GB.
* CACSL2BoogieTranslator took 496.78 ms. Allocated memory is still 109.1 MB. Free memory was 72.7 MB in the beginning and 68.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB.
* Boogie Procedure Inliner took 44.22 ms. Allocated memory is still 109.1 MB. Free memory was 68.7 MB in the beginning and 67.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
* Boogie Preprocessor took 28.65 ms. Allocated memory is still 109.1 MB. Free memory was 67.1 MB in the beginning and 65.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB.
* RCFGBuilder took 448.19 ms. Allocated memory is still 109.1 MB. Free memory was 65.6 MB in the beginning and 50.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB.
* BuchiAutomizer took 4432.29 ms. Allocated memory was 109.1 MB in the beginning and 136.3 MB in the end (delta: 27.3 MB). Free memory was 50.3 MB in the beginning and 54.5 MB in the end (delta: -4.2 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB.
* Witness Printer took 3.32 ms. Allocated memory is still 136.3 MB. Free memory is still 54.5 MB. There was no memory consumed. Max. memory is 16.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * s1 + unknown-#length-unknown[__builtin_alloca(length1 * sizeof(char))] and consists of 4 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 4.3s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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: 12 SDtfs, 21 SDslu, 5 SDs, 0 SdLazy, 10 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital208 mio100 ax100 hnf100 lsp97 ukn86 mio100 lsp47 div100 bol100 ite100 ukn100 eq195 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 27ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s
- TerminationAnalysisResult: Termination proven
Buchi Automizer proved that your program is terminating
RESULT: Ultimate proved your program to be correct!
Received shutdown request...