./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/NO_00_false-termination_true-no-overflow.c --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 1dbac8bc
Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/NO_00_false-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 724e4305193cb3f57fe41617237707ffca942b7e
......................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(TERM)
--- Real Ultimate output ---
This is Ultimate 0.1.23-1dbac8b
[2018-10-27 06:12:27,059 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2018-10-27 06:12:27,060 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2018-10-27 06:12:27,070 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-10-27 06:12:27,070 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-10-27 06:12:27,071 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-10-27 06:12:27,072 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-10-27 06:12:27,073 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values
[2018-10-27 06:12:27,075 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-10-27 06:12:27,076 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-10-27 06:12:27,077 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-10-27 06:12:27,077 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-10-27 06:12:27,078 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-10-27 06:12:27,079 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-10-27 06:12:27,080 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2018-10-27 06:12:27,080 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-10-27 06:12:27,081 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-10-27 06:12:27,083 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-10-27 06:12:27,084 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2018-10-27 06:12:27,085 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-10-27 06:12:27,087 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-10-27 06:12:27,087 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-10-27 06:12:27,089 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-10-27 06:12:27,089 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-10-27 06:12:27,090 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-10-27 06:12:27,091 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-10-27 06:12:27,092 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-10-27 06:12:27,092 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values
[2018-10-27 06:12:27,093 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values
[2018-10-27 06:12:27,094 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-10-27 06:12:27,094 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values
[2018-10-27 06:12:27,095 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-10-27 06:12:27,095 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring...
[2018-10-27 06:12:27,095 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values
[2018-10-27 06:12:27,096 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values
[2018-10-27 06:12:27,097 INFO L181 SettingsManager]: Finished resetting all preferences to default values...
[2018-10-27 06:12:27,097 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/config/svcomp-Termination-64bit-Automizer_Default.epf
[2018-10-27 06:12:27,113 INFO L110 SettingsManager]: Loading preferences was successful
[2018-10-27 06:12:27,115 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-10-27 06:12:27,116 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-10-27 06:12:27,117 INFO L133 SettingsManager]: * Create parallel compositions if possible=false
[2018-10-27 06:12:27,117 INFO L133 SettingsManager]: * Use SBE=true
[2018-10-27 06:12:27,117 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2018-10-27 06:12:27,117 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2018-10-27 06:12:27,117 INFO L133 SettingsManager]: * Use old map elimination=false
[2018-10-27 06:12:27,117 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false
[2018-10-27 06:12:27,118 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true
[2018-10-27 06:12:27,118 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2018-10-27 06:12:27,118 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-10-27 06:12:27,118 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2018-10-27 06:12:27,118 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-10-27 06:12:27,118 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-10-27 06:12:27,118 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2018-10-27 06:12:27,119 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2018-10-27 06:12:27,119 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2018-10-27 06:12:27,119 INFO L133 SettingsManager]: * Check if freed pointer was valid=false
[2018-10-27 06:12:27,119 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false
[2018-10-27 06:12:27,119 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2018-10-27 06:12:27,119 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-10-27 06:12:27,119 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements
[2018-10-27 06:12:27,120 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump
[2018-10-27 06:12:27,120 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-10-27 06:12:27,120 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL
[2018-10-27 06:12:27,120 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto
[2018-10-27 06:12:27,121 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2018-10-27 06:12:27,121 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 724e4305193cb3f57fe41617237707ffca942b7e
[2018-10-27 06:12:27,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-10-27 06:12:27,170 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-10-27 06:12:27,172 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-10-27 06:12:27,173 INFO L271 PluginConnector]: Initializing CDTParser...
[2018-10-27 06:12:27,173 INFO L276 PluginConnector]: CDTParser initialized
[2018-10-27 06:12:27,174 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/../../sv-benchmarks/c/termination-restricted-15/NO_00_false-termination_true-no-overflow.c
[2018-10-27 06:12:27,229 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/data/6b0d022e6/e366ee6773fa4e769cf95efef91d7ed5/FLAG75e0fb726
[2018-10-27 06:12:27,576 INFO L298 CDTParser]: Found 1 translation units.
[2018-10-27 06:12:27,576 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/sv-benchmarks/c/termination-restricted-15/NO_00_false-termination_true-no-overflow.c
[2018-10-27 06:12:27,581 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/data/6b0d022e6/e366ee6773fa4e769cf95efef91d7ed5/FLAG75e0fb726
[2018-10-27 06:12:27,592 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/data/6b0d022e6/e366ee6773fa4e769cf95efef91d7ed5
[2018-10-27 06:12:27,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-10-27 06:12:27,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2018-10-27 06:12:27,597 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-10-27 06:12:27,598 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-10-27 06:12:27,601 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized
[2018-10-27 06:12:27,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:12:27" (1/1) ...
[2018-10-27 06:12:27,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ccf928f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27, skipping insertion in model container
[2018-10-27 06:12:27,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:12:27" (1/1) ...
[2018-10-27 06:12:27,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2018-10-27 06:12:27,626 INFO L174 MainTranslator]: Built tables and reachable declarations
[2018-10-27 06:12:27,745 INFO L202 PostProcessor]: Analyzing one entry point: main
[2018-10-27 06:12:27,748 INFO L189 MainTranslator]: Completed pre-run
[2018-10-27 06:12:27,757 INFO L202 PostProcessor]: Analyzing one entry point: main
[2018-10-27 06:12:27,765 INFO L193 MainTranslator]: Completed translation
[2018-10-27 06:12:27,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27 WrapperNode
[2018-10-27 06:12:27,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-10-27 06:12:27,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-10-27 06:12:27,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-10-27 06:12:27,767 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized
[2018-10-27 06:12:27,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ...
[2018-10-27 06:12:27,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ...
[2018-10-27 06:12:27,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-10-27 06:12:27,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-10-27 06:12:27,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-10-27 06:12:27,795 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-10-27 06:12:27,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ...
[2018-10-27 06:12:27,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ...
[2018-10-27 06:12:27,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ...
[2018-10-27 06:12:27,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ...
[2018-10-27 06:12:27,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ...
[2018-10-27 06:12:27,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ...
[2018-10-27 06:12:27,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ...
[2018-10-27 06:12:27,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-10-27 06:12:27,811 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-10-27 06:12:27,811 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-10-27 06:12:27,811 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-10-27 06:12:27,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2018-10-27 06:12:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-10-27 06:12:27,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-10-27 06:12:28,106 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-10-27 06:12:28,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:12:28 BoogieIcfgContainer
[2018-10-27 06:12:28,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-10-27 06:12:28,107 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2018-10-27 06:12:28,108 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2018-10-27 06:12:28,111 INFO L276 PluginConnector]: BuchiAutomizer initialized
[2018-10-27 06:12:28,112 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2018-10-27 06:12:28,112 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.10 06:12:27" (1/3) ...
[2018-10-27 06:12:28,114 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6aceadbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:12:28, skipping insertion in model container
[2018-10-27 06:12:28,114 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2018-10-27 06:12:28,114 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:12:27" (2/3) ...
[2018-10-27 06:12:28,115 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6aceadbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.10 06:12:28, skipping insertion in model container
[2018-10-27 06:12:28,115 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2018-10-27 06:12:28,115 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:12:28" (3/3) ...
[2018-10-27 06:12:28,118 INFO L375 chiAutomizerObserver]: Analyzing ICFG NO_00_false-termination_true-no-overflow.c
[2018-10-27 06:12:28,177 INFO L135 ementStrategyFactory]: Using default assertion order modulation
[2018-10-27 06:12:28,178 INFO L374 BuchiCegarLoop]: Interprodecural is true
[2018-10-27 06:12:28,178 INFO L375 BuchiCegarLoop]: Hoare is false
[2018-10-27 06:12:28,178 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2018-10-27 06:12:28,178 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2018-10-27 06:12:28,178 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2018-10-27 06:12:28,179 INFO L379 BuchiCegarLoop]: Difference is false
[2018-10-27 06:12:28,179 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2018-10-27 06:12:28,179 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop========
[2018-10-27 06:12:28,198 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states.
[2018-10-27 06:12:28,221 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2
[2018-10-27 06:12:28,222 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2018-10-27 06:12:28,222 INFO L119 BuchiIsEmpty]: Starting construction of run
[2018-10-27 06:12:28,228 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1]
[2018-10-27 06:12:28,228 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1]
[2018-10-27 06:12:28,229 INFO L442 BuchiCegarLoop]: ======== Iteration 1============
[2018-10-27 06:12:28,229 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states.
[2018-10-27 06:12:28,230 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2
[2018-10-27 06:12:28,230 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2018-10-27 06:12:28,230 INFO L119 BuchiIsEmpty]: Starting construction of run
[2018-10-27 06:12:28,231 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1]
[2018-10-27 06:12:28,231 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1]
[2018-10-27 06:12:28,239 INFO L793 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 3#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_~i~0;havoc main_~i~0;main_~i~0 := 0; 6#L9-3true
[2018-10-27 06:12:28,239 INFO L795 eck$LassoCheckResult]: Loop: 6#L9-3true assume true; 9#L9-1true assume !!(main_~i~0 < 100);main_~i~0 := main_~i~0 + 0; 6#L9-3true
[2018-10-27 06:12:28,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-10-27 06:12:28,246 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times
[2018-10-27 06:12:28,248 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-27 06:12:28,248 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-27 06:12:28,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-27 06:12:28,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-27 06:12:28,301 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-27 06:12:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-10-27 06:12:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-10-27 06:12:28,340 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-10-27 06:12:28,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1159, now seen corresponding path program 1 times
[2018-10-27 06:12:28,341 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-27 06:12:28,341 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-27 06:12:28,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-27 06:12:28,344 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-27 06:12:28,345 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-27 06:12:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-10-27 06:12:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-10-27 06:12:28,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-10-27 06:12:28,358 INFO L82 PathProgramCache]: Analyzing trace with hash 925641, now seen corresponding path program 1 times
[2018-10-27 06:12:28,358 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS
[2018-10-27 06:12:28,358 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy
[2018-10-27 06:12:28,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-27 06:12:28,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2018-10-27 06:12:28,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY
[2018-10-27 06:12:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-10-27 06:12:28,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2018-10-27 06:12:28,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.10 06:12:28 BoogieIcfgContainer
[2018-10-27 06:12:28,592 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2018-10-27 06:12:28,592 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2018-10-27 06:12:28,592 INFO L271 PluginConnector]: Initializing Witness Printer...
[2018-10-27 06:12:28,592 INFO L276 PluginConnector]: Witness Printer initialized
[2018-10-27 06:12:28,593 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:12:28" (3/4) ...
[2018-10-27 06:12:28,596 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample
[2018-10-27 06:12:28,632 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f820423a-7c4f-4372-a1ce-8b666f897e5b/bin-2019/uautomizer/witness.graphml
[2018-10-27 06:12:28,632 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2018-10-27 06:12:28,633 INFO L168 Benchmark]: Toolchain (without parser) took 1036.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -180.1 MB). There was no memory consumed. Max. memory is 11.5 GB.
[2018-10-27 06:12:28,634 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2018-10-27 06:12:28,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 169.03 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.4 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB.
[2018-10-27 06:12:28,635 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.14 ms. Allocated memory is still 1.0 GB. Free memory is still 942.4 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2018-10-27 06:12:28,635 INFO L168 Benchmark]: Boogie Preprocessor took 15.31 ms. Allocated memory is still 1.0 GB. Free memory was 942.4 MB in the beginning and 939.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB.
[2018-10-27 06:12:28,638 INFO L168 Benchmark]: RCFGBuilder took 296.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 939.7 MB in the beginning and 1.2 GB in the end (delta: -216.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB.
[2018-10-27 06:12:28,639 INFO L168 Benchmark]: BuchiAutomizer took 484.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB.
[2018-10-27 06:12:28,639 INFO L168 Benchmark]: Witness Printer took 39.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB.
[2018-10-27 06:12:28,644 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB.
* CACSL2BoogieTranslator took 169.03 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.4 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB.
* Boogie Procedure Inliner took 28.14 ms. Allocated memory is still 1.0 GB. Free memory is still 942.4 MB. There was no memory consumed. Max. memory is 11.5 GB.
* Boogie Preprocessor took 15.31 ms. Allocated memory is still 1.0 GB. Free memory was 942.4 MB in the beginning and 939.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB.
* RCFGBuilder took 296.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.3 MB). Free memory was 939.7 MB in the beginning and 1.2 GB in the end (delta: -216.4 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB.
* BuchiAutomizer took 484.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 11.5 GB.
* Witness Printer took 39.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Trivial decomposition into one nonterminating module.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 0.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 0.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- FixpointNonTerminationResult [Line: 9]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite execution
State at position 0 is
{}
State at position 1 is
{\result=0, i=0}
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 9]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L6] int i;
[L7] i = 0
Loop:
[L9] COND TRUE i < 100
[L10] i = i+0
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
Received shutdown request...