./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncmp-alloca-1.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 63182f13
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncmp-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y --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 b49f3330156f5f80616a8ed1e7cf6e923644f57628dbe3e9e5b48b44602ac1db
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-63182f1
[2021-11-13 18:53:19,311 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-11-13 18:53:19,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-13 18:53:19,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-13 18:53:19,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-13 18:53:19,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-13 18:53:19,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-13 18:53:19,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-13 18:53:19,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-13 18:53:19,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-13 18:53:19,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-11-13 18:53:19,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-13 18:53:19,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-13 18:53:19,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-13 18:53:19,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-13 18:53:19,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-13 18:53:19,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-13 18:53:19,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-13 18:53:19,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-13 18:53:19,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-13 18:53:19,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-13 18:53:19,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-13 18:53:19,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-11-13 18:53:19,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-13 18:53:19,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-13 18:53:19,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-13 18:53:19,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-13 18:53:19,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-13 18:53:19,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-13 18:53:19,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-13 18:53:19,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-13 18:53:19,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-13 18:53:19,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-13 18:53:19,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-13 18:53:19,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-13 18:53:19,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-13 18:53:19,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-13 18:53:19,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-13 18:53:19,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-13 18:53:19,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-13 18:53:19,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-11-13 18:53:19,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-64bit-Automizer_Default.epf
[2021-11-13 18:53:19,505 INFO L113 SettingsManager]: Loading preferences was successful
[2021-11-13 18:53:19,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-13 18:53:19,506 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-13 18:53:19,506 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-13 18:53:19,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-13 18:53:19,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-11-13 18:53:19,509 INFO L138 SettingsManager]: * Use SBE=true
[2021-11-13 18:53:19,510 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2021-11-13 18:53:19,510 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2021-11-13 18:53:19,510 INFO L138 SettingsManager]: * Use old map elimination=false
[2021-11-13 18:53:19,511 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false
[2021-11-13 18:53:19,511 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true
[2021-11-13 18:53:19,512 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2021-11-13 18:53:19,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-13 18:53:19,512 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2021-11-13 18:53:19,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-11-13 18:53:19,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-11-13 18:53:19,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2021-11-13 18:53:19,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2021-11-13 18:53:19,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2021-11-13 18:53:19,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-11-13 18:53:19,514 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false
[2021-11-13 18:53:19,514 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-11-13 18:53:19,514 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2021-11-13 18:53:19,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-13 18:53:19,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-11-13 18:53:19,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-13 18:53:19,517 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-11-13 18:53:19,517 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-11-13 18:53:19,518 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2021-11-13 18:53:19,518 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_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b49f3330156f5f80616a8ed1e7cf6e923644f57628dbe3e9e5b48b44602ac1db
[2021-11-13 18:53:19,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-13 18:53:19,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-13 18:53:19,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-13 18:53:19,851 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-11-13 18:53:19,852 INFO L275 PluginConnector]: CDTParser initialized
[2021-11-13 18:53:19,853 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncmp-alloca-1.i
[2021-11-13 18:53:19,923 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/data/f0bf5c2a5/0968a6406c974099b3ca600dca580ea8/FLAGa0c61018b
[2021-11-13 18:53:20,472 INFO L306 CDTParser]: Found 1 translation units.
[2021-11-13 18:53:20,472 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncmp-alloca-1.i
[2021-11-13 18:53:20,486 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/data/f0bf5c2a5/0968a6406c974099b3ca600dca580ea8/FLAGa0c61018b
[2021-11-13 18:53:20,769 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/data/f0bf5c2a5/0968a6406c974099b3ca600dca580ea8
[2021-11-13 18:53:20,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-13 18:53:20,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-13 18:53:20,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-13 18:53:20,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-13 18:53:20,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-13 18:53:20,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:53:20" (1/1) ...
[2021-11-13 18:53:20,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3939bc94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:20, skipping insertion in model container
[2021-11-13 18:53:20,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:53:20" (1/1) ...
[2021-11-13 18:53:20,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-11-13 18:53:20,857 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-11-13 18:53:21,238 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-11-13 18:53:21,250 INFO L203 MainTranslator]: Completed pre-run
[2021-11-13 18:53:21,308 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-11-13 18:53:21,352 INFO L208 MainTranslator]: Completed translation
[2021-11-13 18:53:21,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21 WrapperNode
[2021-11-13 18:53:21,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-11-13 18:53:21,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-11-13 18:53:21,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-11-13 18:53:21,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-11-13 18:53:21,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21" (1/1) ...
[2021-11-13 18:53:21,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21" (1/1) ...
[2021-11-13 18:53:21,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-11-13 18:53:21,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-11-13 18:53:21,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-11-13 18:53:21,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-11-13 18:53:21,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21" (1/1) ...
[2021-11-13 18:53:21,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21" (1/1) ...
[2021-11-13 18:53:21,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21" (1/1) ...
[2021-11-13 18:53:21,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21" (1/1) ...
[2021-11-13 18:53:21,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21" (1/1) ...
[2021-11-13 18:53:21,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21" (1/1) ...
[2021-11-13 18:53:21,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21" (1/1) ...
[2021-11-13 18:53:21,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-11-13 18:53:21,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-11-13 18:53:21,478 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-11-13 18:53:21,479 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-11-13 18:53:21,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21" (1/1) ...
[2021-11-13 18:53:21,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:21,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:21,520 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:21,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2021-11-13 18:53:21,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2021-11-13 18:53:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-11-13 18:53:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-11-13 18:53:21,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-11-13 18:53:21,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-11-13 18:53:21,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-11-13 18:53:21,893 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-11-13 18:53:21,893 INFO L299 CfgBuilder]: Removed 1 assume(true) statements.
[2021-11-13 18:53:21,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:53:21 BoogieIcfgContainer
[2021-11-13 18:53:21,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-11-13 18:53:21,896 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2021-11-13 18:53:21,897 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2021-11-13 18:53:21,900 INFO L275 PluginConnector]: BuchiAutomizer initialized
[2021-11-13 18:53:21,901 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-11-13 18:53:21,901 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 06:53:20" (1/3) ...
[2021-11-13 18:53:21,902 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68536b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:53:21, skipping insertion in model container
[2021-11-13 18:53:21,902 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-11-13 18:53:21,903 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:53:21" (2/3) ...
[2021-11-13 18:53:21,903 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@68536b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 06:53:21, skipping insertion in model container
[2021-11-13 18:53:21,904 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-11-13 18:53:21,904 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:53:21" (3/3) ...
[2021-11-13 18:53:21,905 INFO L388 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrncmp-alloca-1.i
[2021-11-13 18:53:21,949 INFO L359 BuchiCegarLoop]: Interprodecural is true
[2021-11-13 18:53:21,949 INFO L360 BuchiCegarLoop]: Hoare is false
[2021-11-13 18:53:21,949 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2021-11-13 18:53:21,950 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2021-11-13 18:53:21,950 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-11-13 18:53:21,950 INFO L364 BuchiCegarLoop]: Difference is false
[2021-11-13 18:53:21,950 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-11-13 18:53:21,950 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop========
[2021-11-13 18:53:21,965 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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)
[2021-11-13 18:53:21,984 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5
[2021-11-13 18:53:21,985 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-11-13 18:53:21,985 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-11-13 18:53:21,991 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1]
[2021-11-13 18:53:21,991 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1]
[2021-11-13 18:53:21,991 INFO L425 BuchiCegarLoop]: ======== Iteration 1============
[2021-11-13 18:53:21,992 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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)
[2021-11-13 18:53:21,994 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5
[2021-11-13 18:53:21,994 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-11-13 18:53:21,995 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-11-13 18:53:21,995 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1]
[2021-11-13 18:53:21,995 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1]
[2021-11-13 18:53:22,003 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~ret16#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 15#L563true assume !(main_~length1~0#1 < 1); 8#L563-2true assume !(main_~length2~0#1 < 1); 16#L566-1true call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet15#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem4#1, cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset, cstrncmp_#t~mem5#1, cstrncmp_#t~mem7#1, cstrncmp_#t~pre6#1.base, cstrncmp_#t~pre6#1.offset, cstrncmp_#t~mem8#1, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~mem10#1, cstrncmp_#t~pre2#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1; 17#L550true assume !(0 == cstrncmp_~n#1 % 18446744073709551616); 5#L552-4true
[2021-11-13 18:53:22,004 INFO L793 eck$LassoCheckResult]: Loop: 5#L552-4true call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post3#1.base, 1 + cstrncmp_#t~post3#1.offset;call cstrncmp_#t~mem5#1 := read~int(cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset, 1); 11#L553true assume !(cstrncmp_#t~mem4#1 != cstrncmp_#t~mem5#1);havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset;havoc cstrncmp_#t~mem5#1;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;call cstrncmp_#t~mem10#1 := read~int(cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, 1); 12#L555true assume !(0 == cstrncmp_#t~mem10#1);havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~mem10#1; 9#L552-1true cstrncmp_#t~pre2#1 := cstrncmp_~n#1 - 1;cstrncmp_~n#1 := cstrncmp_~n#1 - 1; 10#L552-2true assume !!(0 != cstrncmp_#t~pre2#1 % 18446744073709551616);havoc cstrncmp_#t~pre2#1; 5#L552-4true
[2021-11-13 18:53:22,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 18:53:22,010 INFO L85 PathProgramCache]: Analyzing trace with hash 889572238, now seen corresponding path program 1 times
[2021-11-13 18:53:22,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 18:53:22,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470831912]
[2021-11-13 18:53:22,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 18:53:22,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 18:53:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 18:53:22,133 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-13 18:53:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 18:53:22,213 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-13 18:53:22,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 18:53:22,216 INFO L85 PathProgramCache]: Analyzing trace with hash 51691425, now seen corresponding path program 1 times
[2021-11-13 18:53:22,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 18:53:22,228 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940890722]
[2021-11-13 18:53:22,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 18:53:22,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 18:53:22,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 18:53:22,269 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-13 18:53:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 18:53:22,314 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-13 18:53:22,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 18:53:22,329 INFO L85 PathProgramCache]: Analyzing trace with hash -2121194444, now seen corresponding path program 1 times
[2021-11-13 18:53:22,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 18:53:22,330 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284897950]
[2021-11-13 18:53:22,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 18:53:22,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 18:53:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 18:53:22,393 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-13 18:53:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 18:53:22,496 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-13 18:53:23,716 INFO L210 LassoAnalysis]: Preferences:
[2021-11-13 18:53:23,717 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2021-11-13 18:53:23,717 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2021-11-13 18:53:23,717 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2021-11-13 18:53:23,717 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2021-11-13 18:53:23,717 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:23,718 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2021-11-13 18:53:23,718 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2021-11-13 18:53:23,718 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncmp-alloca-1.i_Iteration1_Lasso
[2021-11-13 18:53:23,718 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2021-11-13 18:53:23,718 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2021-11-13 18:53:23,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:23,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:23,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:23,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:23,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:23,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:23,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:23,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:23,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:23,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:23,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:23,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-11-13 18:53:24,957 INFO L294 LassoAnalysis]: Preprocessing complete.
[2021-11-13 18:53:24,961 INFO L490 LassoAnalysis]: Using template 'affine'.
[2021-11-13 18:53:24,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:24,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:24,975 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,000 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
[2021-11-13 18:53:25,010 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-11-13 18:53:25,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-11-13 18:53:25,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-11-13 18:53:25,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,056 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,062 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
[2021-11-13 18:53:25,071 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,076 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-11-13 18:53:25,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-11-13 18:53:25,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,132 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,138 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
[2021-11-13 18:53:25,147 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-11-13 18:53:25,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-11-13 18:53:25,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-11-13 18:53:25,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,204 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,207 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
[2021-11-13 18:53:25,214 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-11-13 18:53:25,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-11-13 18:53:25,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-11-13 18:53:25,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,253 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,255 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
[2021-11-13 18:53:25,262 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-11-13 18:53:25,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-11-13 18:53:25,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-11-13 18:53:25,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,327 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,339 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
[2021-11-13 18:53:25,348 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-11-13 18:53:25,352 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-11-13 18:53:25,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,397 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,398 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,402 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
[2021-11-13 18:53:25,409 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-11-13 18:53:25,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-11-13 18:53:25,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-11-13 18:53:25,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,450 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,451 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
[2021-11-13 18:53:25,458 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-11-13 18:53:25,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-11-13 18:53:25,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-11-13 18:53:25,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,495 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,500 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
[2021-11-13 18:53:25,507 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-11-13 18:53:25,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-11-13 18:53:25,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-11-13 18:53:25,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,546 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,548 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
[2021-11-13 18:53:25,555 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,558 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-11-13 18:53:25,558 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-11-13 18:53:25,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,586 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,593 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
[2021-11-13 18:53:25,600 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-11-13 18:53:25,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-11-13 18:53:25,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-11-13 18:53:25,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,642 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,643 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,647 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
[2021-11-13 18:53:25,655 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-11-13 18:53:25,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-11-13 18:53:25,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0
[2021-11-13 18:53:25,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,685 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,689 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
[2021-11-13 18:53:25,697 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-11-13 18:53:25,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,697 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts
[2021-11-13 18:53:25,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,699 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications.
[2021-11-13 18:53:25,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-11-13 18:53:25,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0
[2021-11-13 18:53:25,722 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,723 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,725 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
[2021-11-13 18:53:25,732 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,735 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-11-13 18:53:25,735 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-11-13 18:53:25,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2021-11-13 18:53:25,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:25,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,791 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,793 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
[2021-11-13 18:53:25,800 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-11-13 18:53:25,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-11-13 18:53:25,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-11-13 18:53:25,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-11-13 18:53:25,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-11-13 18:53:25,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-11-13 18:53:25,844 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2021-11-13 18:53:25,866 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver.
[2021-11-13 18:53:25,866 INFO L444 ModelExtractionUtils]: 15 out of 25 variables were initially zero. Simplification set additionally 7 variables to zero.
[2021-11-13 18:53:25,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 18:53:25,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 18:53:25,885 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 18:53:25,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process
[2021-11-13 18:53:25,907 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2021-11-13 18:53:25,919 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2.
[2021-11-13 18:53:25,919 INFO L513 LassoAnalysis]: Proved termination.
[2021-11-13 18:53:25,920 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(ULTIMATE.start_cstrncmp_~s1#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1) = -1*ULTIMATE.start_cstrncmp_~s1#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1
Supporting invariants []
[2021-11-13 18:53:25,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0
[2021-11-13 18:53:26,013 INFO L297 tatePredicateManager]: 15 out of 16 supporting invariants were superfluous and have been removed
[2021-11-13 18:53:26,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 18:53:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 18:53:26,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 8 conjunts are in the unsatisfiable core
[2021-11-13 18:53:26,084 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-11-13 18:53:26,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 18:53:26,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 11 conjunts are in the unsatisfiable core
[2021-11-13 18:53:26,133 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-11-13 18:53:26,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-13 18:53:26,281 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates
[2021-11-13 18:53:26,283 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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)
[2021-11-13 18:53:26,363 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 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 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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 36 states and 43 transitions. Complement of second has 9 states.
[2021-11-13 18:53:26,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states
[2021-11-13 18:53:26,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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)
[2021-11-13 18:53:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 28 transitions.
[2021-11-13 18:53:26,376 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 6 letters. Loop has 5 letters.
[2021-11-13 18:53:26,378 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-11-13 18:53:26,378 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 11 letters. Loop has 5 letters.
[2021-11-13 18:53:26,378 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-11-13 18:53:26,378 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 6 letters. Loop has 10 letters.
[2021-11-13 18:53:26,379 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-11-13 18:53:26,381 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 43 transitions.
[2021-11-13 18:53:26,389 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2021-11-13 18:53:26,391 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 0 states and 0 transitions.
[2021-11-13 18:53:26,392 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2021-11-13 18:53:26,393 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2021-11-13 18:53:26,393 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2021-11-13 18:53:26,393 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-11-13 18:53:26,393 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-11-13 18:53:26,394 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-11-13 18:53:26,394 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-11-13 18:53:26,394 INFO L425 BuchiCegarLoop]: ======== Iteration 2============
[2021-11-13 18:53:26,394 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions.
[2021-11-13 18:53:26,394 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2021-11-13 18:53:26,394 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true
[2021-11-13 18:53:26,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 06:53:26 BoogieIcfgContainer
[2021-11-13 18:53:26,407 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2021-11-13 18:53:26,412 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-11-13 18:53:26,412 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-11-13 18:53:26,412 INFO L275 PluginConnector]: Witness Printer initialized
[2021-11-13 18:53:26,413 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:53:21" (3/4) ...
[2021-11-13 18:53:26,418 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2021-11-13 18:53:26,418 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-11-13 18:53:26,420 INFO L158 Benchmark]: Toolchain (without parser) took 5647.39ms. Allocated memory was 86.0MB in the beginning and 144.7MB in the end (delta: 58.7MB). Free memory was 48.4MB in the beginning and 64.2MB in the end (delta: -15.8MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB.
[2021-11-13 18:53:26,422 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 86.0MB. Free memory was 65.5MB in the beginning and 65.4MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB.
[2021-11-13 18:53:26,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 562.07ms. Allocated memory is still 117.4MB. Free memory was 96.4MB in the beginning and 87.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2021-11-13 18:53:26,424 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.10ms. Allocated memory is still 117.4MB. Free memory was 87.5MB in the beginning and 85.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-11-13 18:53:26,425 INFO L158 Benchmark]: Boogie Preprocessor took 58.26ms. Allocated memory is still 117.4MB. Free memory was 85.8MB in the beginning and 84.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB.
[2021-11-13 18:53:26,425 INFO L158 Benchmark]: RCFGBuilder took 417.34ms. Allocated memory is still 117.4MB. Free memory was 84.2MB in the beginning and 73.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2021-11-13 18:53:26,426 INFO L158 Benchmark]: BuchiAutomizer took 4510.63ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 73.2MB in the beginning and 64.2MB in the end (delta: 9.0MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB.
[2021-11-13 18:53:26,426 INFO L158 Benchmark]: Witness Printer took 6.68ms. Allocated memory is still 144.7MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2021-11-13 18:53:26,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.26ms. Allocated memory is still 86.0MB. Free memory was 65.5MB in the beginning and 65.4MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 562.07ms. Allocated memory is still 117.4MB. Free memory was 96.4MB in the beginning and 87.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 64.10ms. Allocated memory is still 117.4MB. Free memory was 87.5MB in the beginning and 85.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 58.26ms. Allocated memory is still 117.4MB. Free memory was 85.8MB in the beginning and 84.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 417.34ms. Allocated memory is still 117.4MB. Free memory was 84.2MB in the beginning and 73.2MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* BuchiAutomizer took 4510.63ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 73.2MB in the beginning and 64.2MB in the end (delta: 9.0MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB.
* Witness Printer took 6.68ms. Allocated memory is still 144.7MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB.
* 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 6 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 4.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. 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: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 19.38ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 36 SdHoareTripleChecker+Invalid, 16.22ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 19 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 17 mSDtfsCounter, 11 mSolverCounterSat, 3.36ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital233 mio100 ax107 hnf100 lsp80 ukn85 mio100 lsp27 div219 bol100 ite100 ukn100 eq156 hnf52 smp98 dnf100 smp100 tf100 neg100 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 36ms 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!
[2021-11-13 18:53:26,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0
[2021-11-13 18:53:26,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d279fd5-f351-4b90-bcfe-01af968c8dbe/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE