./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-2.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 63182f13
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-63182f1
[2021-11-13 17:46:37,697 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-11-13 17:46:37,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-13 17:46:37,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-13 17:46:37,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-13 17:46:37,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-13 17:46:37,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-13 17:46:37,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-13 17:46:37,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-13 17:46:37,787 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-13 17:46:37,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-11-13 17:46:37,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-13 17:46:37,791 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-13 17:46:37,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-13 17:46:37,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-13 17:46:37,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-13 17:46:37,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-13 17:46:37,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-13 17:46:37,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-13 17:46:37,821 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-13 17:46:37,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-13 17:46:37,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-13 17:46:37,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-11-13 17:46:37,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-13 17:46:37,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-13 17:46:37,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-13 17:46:37,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-13 17:46:37,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-13 17:46:37,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-13 17:46:37,848 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-13 17:46:37,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-13 17:46:37,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-13 17:46:37,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-13 17:46:37,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-13 17:46:37,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-13 17:46:37,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-13 17:46:37,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-13 17:46:37,857 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-13 17:46:37,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-13 17:46:37,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-13 17:46:37,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-11-13 17:46:37,860 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2021-11-13 17:46:37,910 INFO L113 SettingsManager]: Loading preferences was successful
[2021-11-13 17:46:37,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-13 17:46:37,911 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-13 17:46:37,911 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-13 17:46:37,912 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2021-11-13 17:46:37,913 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2021-11-13 17:46:37,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-13 17:46:37,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-11-13 17:46:37,914 INFO L138 SettingsManager]: * Use SBE=true
[2021-11-13 17:46:37,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-13 17:46:37,916 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2021-11-13 17:46:37,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-11-13 17:46:37,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-11-13 17:46:37,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-11-13 17:46:37,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-11-13 17:46:37,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-11-13 17:46:37,918 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true
[2021-11-13 17:46:37,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-11-13 17:46:37,918 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-11-13 17:46:37,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-11-13 17:46:37,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-13 17:46:37,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-11-13 17:46:37,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-11-13 17:46:37,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-13 17:46:37,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-13 17:46:37,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-11-13 17:46:37,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-11-13 17:46:37,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-11-13 17:46:37,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-11-13 17:46:37,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-11-13 17:46:37,922 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-11-13 17:46:37,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
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_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d9f668f76f0a1bb4db1c87621ba1f5ce63f8bfa633e977c0afbe178905aa7e9
[2021-11-13 17:46:38,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-13 17:46:38,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-13 17:46:38,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-13 17:46:38,271 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-11-13 17:46:38,272 INFO L275 PluginConnector]: CDTParser initialized
[2021-11-13 17:46:38,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/busybox-1.22.0/fold-2.i
[2021-11-13 17:46:38,366 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/data/be8b0eab9/acaeebfda6da408f95402db4b57ca0c4/FLAG68004733b
[2021-11-13 17:46:39,183 INFO L306 CDTParser]: Found 1 translation units.
[2021-11-13 17:46:39,185 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/sv-benchmarks/c/busybox-1.22.0/fold-2.i
[2021-11-13 17:46:39,229 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/data/be8b0eab9/acaeebfda6da408f95402db4b57ca0c4/FLAG68004733b
[2021-11-13 17:46:39,268 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/data/be8b0eab9/acaeebfda6da408f95402db4b57ca0c4
[2021-11-13 17:46:39,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-13 17:46:39,275 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-13 17:46:39,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-13 17:46:39,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-13 17:46:39,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-13 17:46:39,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:46:39" (1/1) ...
[2021-11-13 17:46:39,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59a5931f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:46:39, skipping insertion in model container
[2021-11-13 17:46:39,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:46:39" (1/1) ...
[2021-11-13 17:46:39,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-11-13 17:46:39,416 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-11-13 17:46:40,857 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg
[2021-11-13 17:46:40,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f7b8f4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:46:40, skipping insertion in model container
[2021-11-13 17:46:40,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-11-13 17:46:40,862 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner
[2021-11-13 17:46:40,866 INFO L158 Benchmark]: Toolchain (without parser) took 1589.12ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 65.6MB in the beginning and 84.0MB in the end (delta: -18.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2021-11-13 17:46:40,868 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory was 59.1MB in the beginning and 59.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2021-11-13 17:46:40,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1583.52ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 65.6MB in the beginning and 84.0MB in the end (delta: -18.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2021-11-13 17:46:40,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory was 59.1MB in the beginning and 59.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1583.52ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 65.6MB in the beginning and 84.0MB in the end (delta: -18.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- UnsupportedSyntaxResult [Line: 2310]: Unsupported Syntax
encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f10c6a59-6da4-4f86-b364-aae321ef9d26/bin/uautomizer-YU5uOKAj3y/config using search string *Overflow*64bit*_Bitvector*.epf
No suitable settings file found using Overflow*64bit*_Bitvector
ERROR: UNSUPPORTED PROPERTY
Writing output log to file Ultimate.log
Result:
UNKNOWN