./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold-1.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_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/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_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/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_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/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 a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-63182f1
[2021-11-13 18:06:00,608 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-11-13 18:06:00,610 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-13 18:06:00,664 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-13 18:06:00,664 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-13 18:06:00,669 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-13 18:06:00,671 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-13 18:06:00,675 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-13 18:06:00,678 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-13 18:06:00,686 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-13 18:06:00,687 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-11-13 18:06:00,689 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-13 18:06:00,690 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-13 18:06:00,693 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-13 18:06:00,696 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-13 18:06:00,702 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-13 18:06:00,705 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-13 18:06:00,707 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-13 18:06:00,709 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-13 18:06:00,717 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-13 18:06:00,719 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-13 18:06:00,721 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-13 18:06:00,724 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-11-13 18:06:00,725 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-13 18:06:00,729 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-13 18:06:00,730 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-13 18:06:00,730 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-13 18:06:00,732 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-13 18:06:00,733 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-13 18:06:00,735 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-13 18:06:00,736 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-13 18:06:00,737 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-13 18:06:00,739 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-13 18:06:00,740 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-13 18:06:00,742 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-13 18:06:00,742 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-13 18:06:00,743 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-13 18:06:00,743 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-13 18:06:00,743 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-13 18:06:00,745 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-13 18:06:00,745 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-11-13 18:06:00,746 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/bin/uautomizer-YU5uOKAj3y/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2021-11-13 18:06:00,784 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-11-13 18:06:00,784 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-13 18:06:00,785 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-13 18:06:00,785 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-13 18:06:00,786 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2021-11-13 18:06:00,786 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2021-11-13 18:06:00,787 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-13 18:06:00,787 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-11-13 18:06:00,787 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-11-13 18:06:00,787 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-13 18:06:00,788 INFO  L138        SettingsManager]:  * Check unreachability of error function in SV-COMP mode=false
[2021-11-13 18:06:00,788 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-11-13 18:06:00,788 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-11-13 18:06:00,788 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-11-13 18:06:00,789 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-11-13 18:06:00,789 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-11-13 18:06:00,789 INFO  L138        SettingsManager]:  * Check absence of signed integer overflows=true
[2021-11-13 18:06:00,789 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-11-13 18:06:00,790 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-11-13 18:06:00,790 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-11-13 18:06:00,790 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-13 18:06:00,790 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-11-13 18:06:00,791 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-11-13 18:06:00,791 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-13 18:06:00,791 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-13 18:06:00,792 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-11-13 18:06:00,792 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-11-13 18:06:00,792 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-11-13 18:06:00,792 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-11-13 18:06:00,793 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-11-13 18:06:00,793 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2021-11-13 18:06:00,793 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_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/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_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/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 -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092
[2021-11-13 18:06:01,093 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-13 18:06:01,126 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-13 18:06:01,130 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-13 18:06:01,131 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-11-13 18:06:01,132 INFO  L275        PluginConnector]: CDTParser initialized
[2021-11-13 18:06:01,133 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/busybox-1.22.0/fold-1.i
[2021-11-13 18:06:01,234 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/bin/uautomizer-YU5uOKAj3y/data/006418793/d1591939aeb6456183dfd2dfa576657b/FLAGa8600e6f1
[2021-11-13 18:06:01,982 INFO  L306              CDTParser]: Found 1 translation units.
[2021-11-13 18:06:01,983 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/sv-benchmarks/c/busybox-1.22.0/fold-1.i
[2021-11-13 18:06:02,014 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/bin/uautomizer-YU5uOKAj3y/data/006418793/d1591939aeb6456183dfd2dfa576657b/FLAGa8600e6f1
[2021-11-13 18:06:02,124 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/bin/uautomizer-YU5uOKAj3y/data/006418793/d1591939aeb6456183dfd2dfa576657b
[2021-11-13 18:06:02,129 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-13 18:06:02,130 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-13 18:06:02,133 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-13 18:06:02,133 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-13 18:06:02,137 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-13 18:06:02,138 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:06:02" (1/1) ...
[2021-11-13 18:06:02,140 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc90b31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:06:02, skipping insertion in model container
[2021-11-13 18:06:02,140 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:06:02" (1/1) ...
[2021-11-13 18:06:02,146 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-11-13 18:06:02,256 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-11-13 18:06:03,437 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 18:06:03,438 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e34851f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:06:03, skipping insertion in model container
[2021-11-13 18:06:03,438 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-11-13 18:06:03,439 INFO  L184        ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner
[2021-11-13 18:06:03,441 INFO  L158              Benchmark]: Toolchain (without parser) took 1309.35ms. Allocated memory was 115.3MB in the beginning and 146.8MB in the end (delta: 31.5MB). Free memory was 80.0MB in the beginning and 104.2MB in the end (delta: -24.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2021-11-13 18:06:03,442 INFO  L158              Benchmark]: CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory was 68.3MB in the beginning and 68.2MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB.
[2021-11-13 18:06:03,443 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 1305.90ms. Allocated memory was 115.3MB in the beginning and 146.8MB in the end (delta: 31.5MB). Free memory was 79.6MB in the beginning and 104.8MB in the end (delta: -25.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2021-11-13 18:06:03,445 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory was 68.3MB in the beginning and 68.2MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 1305.90ms. Allocated memory was 115.3MB in the beginning and 146.8MB in the end (delta: 31.5MB). Free memory was 79.6MB in the beginning and 104.8MB in the end (delta: -25.2MB). Peak memory consumption was 12.6MB. 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_ff6aaf49-786e-4a93-b9cc-d86982d7b8ee/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