./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrchr_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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/bin/uautomizer-Z5i5R5N3CC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrchr_diffterm_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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 886a4a8709e4979ee81c36ac10a56c06722d29ce
...........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
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 00:33:25,277 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-10-11 00:33:25,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-10-11 00:33:25,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-10-11 00:33:25,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-10-11 00:33:25,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-10-11 00:33:25,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-10-11 00:33:25,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-10-11 00:33:25,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-10-11 00:33:25,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-10-11 00:33:25,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-10-11 00:33:25,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-10-11 00:33:25,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-10-11 00:33:25,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-10-11 00:33:25,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-10-11 00:33:25,367 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-10-11 00:33:25,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-10-11 00:33:25,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-10-11 00:33:25,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-10-11 00:33:25,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-10-11 00:33:25,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-10-11 00:33:25,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-10-11 00:33:25,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-10-11 00:33:25,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-10-11 00:33:25,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-10-11 00:33:25,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-10-11 00:33:25,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-10-11 00:33:25,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-10-11 00:33:25,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-10-11 00:33:25,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-10-11 00:33:25,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-10-11 00:33:25,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-10-11 00:33:25,410 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-10-11 00:33:25,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-10-11 00:33:25,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-10-11 00:33:25,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-10-11 00:33:25,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-10-11 00:33:25,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-10-11 00:33:25,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-10-11 00:33:25,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-10-11 00:33:25,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-10-11 00:33:25,419 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-64bit-Automizer_Default.epf
[2021-10-11 00:33:25,460 INFO L113 SettingsManager]: Loading preferences was successful
[2021-10-11 00:33:25,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-10-11 00:33:25,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-10-11 00:33:25,469 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-10-11 00:33:25,470 INFO L138 SettingsManager]: * Use SBE=true
[2021-10-11 00:33:25,470 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2021-10-11 00:33:25,470 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2021-10-11 00:33:25,471 INFO L138 SettingsManager]: * Use old map elimination=false
[2021-10-11 00:33:25,471 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false
[2021-10-11 00:33:25,471 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true
[2021-10-11 00:33:25,472 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2021-10-11 00:33:25,472 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-10-11 00:33:25,473 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2021-10-11 00:33:25,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-10-11 00:33:25,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-10-11 00:33:25,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2021-10-11 00:33:25,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2021-10-11 00:33:25,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2021-10-11 00:33:25,474 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-10-11 00:33:25,475 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false
[2021-10-11 00:33:25,475 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-10-11 00:33:25,475 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2021-10-11 00:33:25,476 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-10-11 00:33:25,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-10-11 00:33:25,476 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-10-11 00:33:25,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-10-11 00:33:25,477 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-10-11 00:33:25,478 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2021-10-11 00:33:25,478 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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/bin/uautomizer-Z5i5R5N3CC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 886a4a8709e4979ee81c36ac10a56c06722d29ce
[2021-10-11 00:33:25,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-10-11 00:33:25,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-10-11 00:33:25,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-10-11 00:33:25,883 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-10-11 00:33:25,885 INFO L275 PluginConnector]: CDTParser initialized
[2021-10-11 00:33:25,886 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/termination-15/cstrchr_diffterm_alloca.i
[2021-10-11 00:33:25,973 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/bin/uautomizer-Z5i5R5N3CC/data/380fa3549/c25bec585a894507943685b269f27f6a/FLAG30c573064
[2021-10-11 00:33:26,581 INFO L306 CDTParser]: Found 1 translation units.
[2021-10-11 00:33:26,582 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/sv-benchmarks/c/termination-15/cstrchr_diffterm_alloca.i
[2021-10-11 00:33:26,592 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/bin/uautomizer-Z5i5R5N3CC/data/380fa3549/c25bec585a894507943685b269f27f6a/FLAG30c573064
[2021-10-11 00:33:26,886 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/bin/uautomizer-Z5i5R5N3CC/data/380fa3549/c25bec585a894507943685b269f27f6a
[2021-10-11 00:33:26,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-10-11 00:33:26,892 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-10-11 00:33:26,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-10-11 00:33:26,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-10-11 00:33:26,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-10-11 00:33:26,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:33:26" (1/1) ...
[2021-10-11 00:33:26,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7834358d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:26, skipping insertion in model container
[2021-10-11 00:33:26,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:33:26" (1/1) ...
[2021-10-11 00:33:26,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-10-11 00:33:26,964 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-10-11 00:33:27,374 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-11 00:33:27,387 INFO L203 MainTranslator]: Completed pre-run
[2021-10-11 00:33:27,438 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-11 00:33:27,501 INFO L208 MainTranslator]: Completed translation
[2021-10-11 00:33:27,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27 WrapperNode
[2021-10-11 00:33:27,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-10-11 00:33:27,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-10-11 00:33:27,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-10-11 00:33:27,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-10-11 00:33:27,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27" (1/1) ...
[2021-10-11 00:33:27,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27" (1/1) ...
[2021-10-11 00:33:27,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-10-11 00:33:27,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-10-11 00:33:27,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-10-11 00:33:27,550 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-10-11 00:33:27,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27" (1/1) ...
[2021-10-11 00:33:27,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27" (1/1) ...
[2021-10-11 00:33:27,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27" (1/1) ...
[2021-10-11 00:33:27,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27" (1/1) ...
[2021-10-11 00:33:27,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27" (1/1) ...
[2021-10-11 00:33:27,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27" (1/1) ...
[2021-10-11 00:33:27,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27" (1/1) ...
[2021-10-11 00:33:27,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-10-11 00:33:27,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-10-11 00:33:27,574 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-10-11 00:33:27,574 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-10-11 00:33:27,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27" (1/1) ...
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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 00:33:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2021-10-11 00:33:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-10-11 00:33:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-10-11 00:33:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-10-11 00:33:27,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-10-11 00:33:27,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-10-11 00:33:27,872 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-10-11 00:33:27,872 INFO L299 CfgBuilder]: Removed 7 assume(true) statements.
[2021-10-11 00:33:27,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:33:27 BoogieIcfgContainer
[2021-10-11 00:33:27,874 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-10-11 00:33:27,875 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2021-10-11 00:33:27,875 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2021-10-11 00:33:27,888 INFO L275 PluginConnector]: BuchiAutomizer initialized
[2021-10-11 00:33:27,889 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-11 00:33:27,889 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 11.10 12:33:26" (1/3) ...
[2021-10-11 00:33:27,891 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@116a12dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:33:27, skipping insertion in model container
[2021-10-11 00:33:27,891 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-11 00:33:27,891 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:33:27" (2/3) ...
[2021-10-11 00:33:27,891 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@116a12dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:33:27, skipping insertion in model container
[2021-10-11 00:33:27,892 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-11 00:33:27,892 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:33:27" (3/3) ...
[2021-10-11 00:33:27,893 INFO L389 chiAutomizerObserver]: Analyzing ICFG cstrchr_diffterm_alloca.i
[2021-10-11 00:33:27,968 INFO L359 BuchiCegarLoop]: Interprodecural is true
[2021-10-11 00:33:27,968 INFO L360 BuchiCegarLoop]: Hoare is false
[2021-10-11 00:33:27,969 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2021-10-11 00:33:27,969 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2021-10-11 00:33:27,969 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-10-11 00:33:27,969 INFO L364 BuchiCegarLoop]: Difference is false
[2021-10-11 00:33:27,969 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-10-11 00:33:27,969 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop========
[2021-10-11 00:33:27,982 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states.
[2021-10-11 00:33:28,000 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3
[2021-10-11 00:33:28,001 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-11 00:33:28,001 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-11 00:33:28,007 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1]
[2021-10-11 00:33:28,007 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1]
[2021-10-11 00:33:28,007 INFO L427 BuchiCegarLoop]: ======== Iteration 1============
[2021-10-11 00:33:28,007 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states.
[2021-10-11 00:33:28,009 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3
[2021-10-11 00:33:28,009 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-11 00:33:28,009 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-11 00:33:28,010 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1]
[2021-10-11 00:33:28,010 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1]
[2021-10-11 00:33:28,017 INFO L794 eck$LassoCheckResult]: Stem: 10#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~nondet211, main_#t~malloc212.base, main_#t~malloc212.offset, main_#t~nondet213, main_#t~ret214.base, main_#t~ret214.offset, main_~length~0, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length~0 := main_#t~nondet211;havoc main_#t~nondet211; 8#L372true assume !(main_~length~0 < 1); 12#L372-2true call main_#t~malloc212.base, main_#t~malloc212.offset := #Ultimate.allocOnStack(main_~length~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc212.base, main_#t~malloc212.offset;call write~int(49, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length~0 - 1), 1);cstrchr_#in~s.base, cstrchr_#in~s.offset, cstrchr_#in~c := main_~nondetString~0.base, main_~nondetString~0.offset, main_#t~nondet213;havoc cstrchr_#res.base, cstrchr_#res.offset;havoc cstrchr_#t~post208.base, cstrchr_#t~post208.offset, cstrchr_#t~mem205, cstrchr_#t~mem206, cstrchr_#t~short207, cstrchr_#t~mem209, cstrchr_#t~ite210.base, cstrchr_#t~ite210.offset, cstrchr_~s.base, cstrchr_~s.offset, cstrchr_~c;cstrchr_~s.base, cstrchr_~s.offset := cstrchr_#in~s.base, cstrchr_#in~s.offset;cstrchr_~c := cstrchr_#in~c; 9#L366-5true
[2021-10-11 00:33:28,018 INFO L796 eck$LassoCheckResult]: Loop: 9#L366-5true call cstrchr_#t~mem205 := read~int(cstrchr_~s.base, cstrchr_~s.offset, 1);cstrchr_#t~short207 := 49 != cstrchr_#t~mem205; 4#L366-1true assume cstrchr_#t~short207;call cstrchr_#t~mem206 := read~int(cstrchr_~s.base, cstrchr_~s.offset, 1);cstrchr_#t~short207 := cstrchr_#t~mem206 != (if cstrchr_~c % 256 <= 127 then cstrchr_~c % 256 else cstrchr_~c % 256 - 256); 6#L366-3true assume !!cstrchr_#t~short207;havoc cstrchr_#t~short207;havoc cstrchr_#t~mem205;havoc cstrchr_#t~mem206;cstrchr_#t~post208.base, cstrchr_#t~post208.offset := cstrchr_~s.base, cstrchr_~s.offset;cstrchr_~s.base, cstrchr_~s.offset := cstrchr_#t~post208.base, 1 + cstrchr_#t~post208.offset;havoc cstrchr_#t~post208.base, cstrchr_#t~post208.offset; 9#L366-5true
[2021-10-11 00:33:28,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:33:28,024 INFO L82 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times
[2021-10-11 00:33:28,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:33:28,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581925224]
[2021-10-11 00:33:28,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:33:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:33:28,197 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:33:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:33:28,230 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:33:28,256 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-11 00:33:28,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:33:28,262 INFO L82 PathProgramCache]: Analyzing trace with hash 43797, now seen corresponding path program 1 times
[2021-10-11 00:33:28,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:33:28,263 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065731604]
[2021-10-11 00:33:28,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:33:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:33:28,301 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:33:28,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:33:28,319 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:33:28,322 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-11 00:33:28,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:33:28,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1806815409, now seen corresponding path program 1 times
[2021-10-11 00:33:28,324 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:33:28,324 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62594122]
[2021-10-11 00:33:28,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:33:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:33:28,379 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:33:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:33:28,431 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:33:28,450 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-11 00:33:28,576 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39
[2021-10-11 00:33:28,776 WARN L197 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57
[2021-10-11 00:33:28,850 INFO L210 LassoAnalysis]: Preferences:
[2021-10-11 00:33:28,851 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2021-10-11 00:33:28,851 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2021-10-11 00:33:28,851 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2021-10-11 00:33:28,851 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2021-10-11 00:33:28,851 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:33:28,852 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2021-10-11 00:33:28,852 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2021-10-11 00:33:28,852 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrchr_diffterm_alloca.i_Iteration1_Lasso
[2021-10-11 00:33:28,852 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2021-10-11 00:33:28,852 INFO L274 LassoAnalysis]: Starting lasso preprocessing...
[2021-10-11 00:33:28,874 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 00:33:28,881 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 00:33:28,884 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 00:33:28,889 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 00:33:28,893 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 00:33:28,896 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 00:33:28,900 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 00:33:28,904 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 00:33:28,908 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 00:33:29,226 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 44
[2021-10-11 00:33:29,227 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 00:33:29,232 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 00:33:29,235 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 00:33:29,238 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 00:33:29,242 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 00:33:29,245 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 00:33:29,249 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 00:33:29,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:33:29,908 WARN L197 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38
[2021-10-11 00:33:29,941 INFO L292 LassoAnalysis]: Preprocessing complete.
[2021-10-11 00:33:29,946 INFO L489 LassoAnalysis]: Using template 'affine'.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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 00:33:29,951 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 00:33:29,953 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:33:29,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:33:29,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:33:29,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:33:29,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:33:29,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:33:29,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:33:29,977 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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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 00:33:30,018 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 00:33:30,020 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:33:30,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:33:30,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:33:30,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:33:30,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:33:30,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:33:30,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:33:30,045 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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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 00:33:30,083 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 00:33:30,085 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:33:30,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:33:30,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:33:30,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:33:30,090 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:33:30,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-10-11 00:33:30,105 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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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)
[2021-10-11 00:33:30,143 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 00:33:30,145 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:33:30,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:33:30,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:33:30,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:33:30,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:33:30,147 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:33:30,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:33:30,165 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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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 00:33:30,205 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 00:33:30,207 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:33:30,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:33:30,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:33:30,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:33:30,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:33:30,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:33:30,208 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 00:33:30,220 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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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 00:33:30,240 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 00:33:30,242 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:33:30,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:33:30,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:33:30,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:33:30,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:33:30,244 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:33:30,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:33:30,252 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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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 00:33:30,278 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 00:33:30,280 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:33:30,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:33:30,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:33:30,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:33:30,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:33:30,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:33:30,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:33:30,301 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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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 00:33:30,329 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 00:33:30,331 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:33:30,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:33:30,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:33:30,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:33:30,334 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:33:30,334 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2021-10-11 00:33:30,355 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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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)
[2021-10-11 00:33:30,397 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 00:33:30,399 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:33:30,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:33:30,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:33:30,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:33:30,408 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:33:30,408 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:33:30,433 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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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)
[2021-10-11 00:33:30,470 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 00:33:30,472 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:33:30,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:33:30,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:33:30,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:33:30,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:33:30,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:33:30,497 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_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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 00:33:30,531 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 00:33:30,533 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:33:30,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:33:30,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:33:30,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:33:30,542 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2021-10-11 00:33:30,543 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:33:30,561 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2021-10-11 00:33:30,582 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver.
[2021-10-11 00:33:30,583 INFO L444 ModelExtractionUtils]: 15 out of 25 variables were initially zero. Simplification set additionally 7 variables to zero.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04d94529-796f-4d8c-ab5d-1edc0e98bc2a/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 00:33:30,597 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2021-10-11 00:33:30,619 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2.
[2021-10-11 00:33:30,620 INFO L510 LassoAnalysis]: Proved termination.
[2021-10-11 00:33:30,620 INFO L512 LassoAnalysis]: Termination argument consisting of:
Ranking function f(ULTIMATE.start_cstrchr_~s.offset, v_rep(select #length ULTIMATE.start_cstrchr_~s.base)_1) = -1*ULTIMATE.start_cstrchr_~s.offset + 1*v_rep(select #length ULTIMATE.start_cstrchr_~s.base)_1
Supporting invariants []
[2021-10-11 00:33:30,662 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed
[2021-10-11 00:33:30,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:33:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:33:30,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjunts are in the unsatisfiable core
[2021-10-11 00:33:30,707 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-10-11 00:33:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:33:30,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjunts are in the unsatisfiable core
[2021-10-11 00:33:30,730 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-10-11 00:33:30,748 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 00:33:30,766 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 00:33:30,767 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states. Second operand 3 states.
[2021-10-11 00:33:30,843 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states.. Second operand 3 states. Result 31 states and 39 transitions. Complement of second has 5 states.
[2021-10-11 00:33:30,844 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 00:33:30,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2021-10-11 00:33:30,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 25 transitions.
[2021-10-11 00:33:30,849 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 4 letters. Loop has 3 letters.
[2021-10-11 00:33:30,850 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-10-11 00:33:30,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 7 letters. Loop has 3 letters.
[2021-10-11 00:33:30,851 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-10-11 00:33:30,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 4 letters. Loop has 6 letters.
[2021-10-11 00:33:30,852 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-10-11 00:33:30,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 39 transitions.
[2021-10-11 00:33:30,859 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2021-10-11 00:33:30,861 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 0 states and 0 transitions.
[2021-10-11 00:33:30,862 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2021-10-11 00:33:30,862 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2021-10-11 00:33:30,863 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2021-10-11 00:33:30,863 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-10-11 00:33:30,863 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-10-11 00:33:30,863 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-10-11 00:33:30,864 INFO L595 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-10-11 00:33:30,864 INFO L427 BuchiCegarLoop]: ======== Iteration 2============
[2021-10-11 00:33:30,864 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions.
[2021-10-11 00:33:30,865 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2021-10-11 00:33:30,865 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true
[2021-10-11 00:33:30,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 11.10 12:33:30 BoogieIcfgContainer
[2021-10-11 00:33:30,870 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2021-10-11 00:33:30,870 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-10-11 00:33:30,871 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-10-11 00:33:30,871 INFO L275 PluginConnector]: Witness Printer initialized
[2021-10-11 00:33:30,871 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:33:27" (3/4) ...
[2021-10-11 00:33:30,874 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2021-10-11 00:33:30,874 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-10-11 00:33:30,876 INFO L168 Benchmark]: Toolchain (without parser) took 3983.53 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 76.2 MB in the beginning and 107.4 MB in the end (delta: -31.3 MB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:33:30,877 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 113.2 MB. Free memory was 85.5 MB in the beginning and 85.4 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:33:30,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 606.14 ms. Allocated memory is still 113.2 MB. Free memory was 76.0 MB in the beginning and 72.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB.
[2021-10-11 00:33:30,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.69 ms. Allocated memory is still 113.2 MB. Free memory was 71.6 MB in the beginning and 70.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:33:30,879 INFO L168 Benchmark]: Boogie Preprocessor took 23.94 ms. Allocated memory is still 113.2 MB. Free memory was 70.1 MB in the beginning and 69.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
[2021-10-11 00:33:30,881 INFO L168 Benchmark]: RCFGBuilder took 300.18 ms. Allocated memory is still 113.2 MB. Free memory was 69.0 MB in the beginning and 55.4 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB.
[2021-10-11 00:33:30,892 INFO L168 Benchmark]: BuchiAutomizer took 2995.16 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 54.9 MB in the beginning and 107.4 MB in the end (delta: -52.6 MB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:33:30,892 INFO L168 Benchmark]: Witness Printer took 4.00 ms. Allocated memory is still 136.3 MB. Free memory is still 107.4 MB. There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:33:30,898 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.34 ms. Allocated memory is still 113.2 MB. Free memory was 85.5 MB in the beginning and 85.4 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB.
* CACSL2BoogieTranslator took 606.14 ms. Allocated memory is still 113.2 MB. Free memory was 76.0 MB in the beginning and 72.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB.
* Boogie Procedure Inliner took 45.69 ms. Allocated memory is still 113.2 MB. Free memory was 71.6 MB in the beginning and 70.1 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB.
* Boogie Preprocessor took 23.94 ms. Allocated memory is still 113.2 MB. Free memory was 70.1 MB in the beginning and 69.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
* RCFGBuilder took 300.18 ms. Allocated memory is still 113.2 MB. Free memory was 69.0 MB in the beginning and 55.4 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB.
* BuchiAutomizer took 2995.16 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 54.9 MB in the beginning and 107.4 MB in the end (delta: -52.6 MB). There was no memory consumed. Max. memory is 16.1 GB.
* Witness Printer took 4.00 ms. Allocated memory is still 136.3 MB. Free memory is still 107.4 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 * s + unknown-#length-unknown[s] and consists of 4 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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, 25 SDslu, 7 SDs, 0 SdLazy, 9 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital146 mio100 ax100 hnf100 lsp95 ukn87 mio100 lsp34 div164 bol100 ite100 ukn100 eq155 hnf66 smp100 dnf873 smp33 tf100 neg94 sie114 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 29ms 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...