./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label08.c --full-output --architecture 32bit


--------------------------------------------------------------------------------


Checking for ERROR reachability
Using default analysis
Version da95e156
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label08.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3
...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label08.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3
.........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN
--- Real Ultimate output ---
This is Ultimate 0.1.24-da95e15
[2019-11-27 09:39:00,386 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-27 09:39:00,392 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-27 09:39:00,423 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-27 09:39:00,424 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-27 09:39:00,427 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-27 09:39:00,429 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-27 09:39:00,451 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-27 09:39:00,453 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-27 09:39:00,460 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-27 09:39:00,461 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-27 09:39:00,466 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-27 09:39:00,467 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-27 09:39:00,473 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-27 09:39:00,476 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-27 09:39:00,480 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-27 09:39:00,483 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-27 09:39:00,489 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-27 09:39:00,492 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-27 09:39:00,503 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-27 09:39:00,509 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-27 09:39:00,516 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-27 09:39:00,518 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-27 09:39:00,523 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-27 09:39:00,532 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-27 09:39:00,533 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-27 09:39:00,533 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-27 09:39:00,535 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-27 09:39:00,536 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-27 09:39:00,537 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-27 09:39:00,540 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-11-27 09:39:00,541 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-11-27 09:39:00,542 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-27 09:39:00,546 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-27 09:39:00,548 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-27 09:39:00,551 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-11-27 09:39:00,552 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-11-27 09:39:00,553 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-11-27 09:39:00,553 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-11-27 09:39:00,558 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-11-27 09:39:00,560 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-27 09:39:00,561 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2019-11-27 09:39:00,596 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-27 09:39:00,598 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-27 09:39:00,605 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-27 09:39:00,605 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-27 09:39:00,605 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-11-27 09:39:00,606 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-27 09:39:00,606 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-27 09:39:00,606 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-11-27 09:39:00,607 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-27 09:39:00,607 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-27 09:39:00,608 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-27 09:39:00,610 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-27 09:39:00,610 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-27 09:39:00,611 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-27 09:39:00,611 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-27 09:39:00,611 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-27 09:39:00,613 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-27 09:39:00,613 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-27 09:39:00,613 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-11-27 09:39:00,614 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-27 09:39:00,614 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-11-27 09:39:00,616 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-27 09:39:00,616 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-27 09:39:00,616 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-27 09:39:00,617 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-27 09:39:00,617 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-11-27 09:39:00,618 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-11-27 09:39:00,618 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-27 09:39:00,621 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
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 ! call(__VERIFIER_error())) )


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 -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3
[2019-11-27 09:39:01,177 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-27 09:39:01,207 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-27 09:39:01,214 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-27 09:39:01,216 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-27 09:39:01,219 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-27 09:39:01,220 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label08.c
[2019-11-27 09:39:01,384 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ef2bd52/4b713ac58e4d4ee7acb6929bfd50e8b1/FLAGf21a2ec96
[2019-11-27 09:39:03,411 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-27 09:39:03,416 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label08.c
[2019-11-27 09:39:03,520 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ef2bd52/4b713ac58e4d4ee7acb6929bfd50e8b1/FLAGf21a2ec96
[2019-11-27 09:39:03,557 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ef2bd52/4b713ac58e4d4ee7acb6929bfd50e8b1
[2019-11-27 09:39:03,565 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-27 09:39:03,568 INFO  L131        ToolchainWalker]: Walking toolchain with 3 elements.
[2019-11-27 09:39:03,574 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-27 09:39:03,574 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-27 09:39:03,578 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-27 09:39:03,582 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:03" (1/1) ...
[2019-11-27 09:39:03,592 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:03, skipping insertion in model container
[2019-11-27 09:39:03,593 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:03" (1/1) ...
[2019-11-27 09:39:03,612 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-27 09:39:04,063 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2019-11-27 09:39:08,715 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-27 09:39:08,727 INFO  L203         MainTranslator]: Completed pre-run
[2019-11-27 09:39:11,171 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-27 09:39:11,291 INFO  L208         MainTranslator]: Completed translation
[2019-11-27 09:39:11,292 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11 WrapperNode
[2019-11-27 09:39:11,293 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-27 09:39:11,297 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-11-27 09:39:11,297 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-11-27 09:39:11,297 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-11-27 09:39:11,317 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ...
[2019-11-27 09:39:11,503 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ...
[2019-11-27 09:39:12,777 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-11-27 09:39:12,779 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-27 09:39:12,779 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-27 09:39:12,780 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-27 09:39:12,804 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ...
[2019-11-27 09:39:12,804 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ...
[2019-11-27 09:39:13,029 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ...
[2019-11-27 09:39:13,033 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ...
[2019-11-27 09:39:14,385 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ...
[2019-11-27 09:39:14,494 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ...
[2019-11-27 09:39:14,757 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:11" (1/1) ...
[2019-11-27 09:39:15,026 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-27 09:39:15,036 INFO  L168              Benchmark]: Toolchain (without parser) took 11461.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 773.0 MB in the end (delta: 165.7 MB). Peak memory consumption was 391.3 MB. Max. memory is 12.5 GB.
[2019-11-27 09:39:15,036 INFO  L168              Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB.
[2019-11-27 09:39:15,040 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 7721.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 869.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 277.3 MB. Max. memory is 12.5 GB.
[2019-11-27 09:39:15,044 INFO  L168              Benchmark]: Boogie Procedure Inliner took 1482.34 ms. Allocated memory is still 1.0 GB. Free memory was 869.6 MB in the beginning and 702.5 MB in the end (delta: 167.2 MB). Peak memory consumption was 167.2 MB. Max. memory is 12.5 GB.
[2019-11-27 09:39:15,047 INFO  L168              Benchmark]: Boogie Preprocessor took 2247.64 ms. Allocated memory is still 1.0 GB. Free memory was 702.5 MB in the beginning and 778.7 MB in the end (delta: -76.2 MB). Peak memory consumption was 154.9 MB. Max. memory is 12.5 GB.
[2019-11-27 09:39:15,057 INFO  L335   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 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB.
 * CACSL2BoogieTranslator took 7721.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 869.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 277.3 MB. Max. memory is 12.5 GB.
 * Boogie Procedure Inliner took 1482.34 ms. Allocated memory is still 1.0 GB. Free memory was 869.6 MB in the beginning and 702.5 MB in the end (delta: 167.2 MB). Peak memory consumption was 167.2 MB. Max. memory is 12.5 GB.
 * Boogie Preprocessor took 2247.64 ms. Allocated memory is still 1.0 GB. Free memory was 702.5 MB in the beginning and 778.7 MB in the end (delta: -76.2 MB). Peak memory consumption was 154.9 MB. Max. memory is 12.5 GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...

### Bit-precise run ###
This is Ultimate 0.1.24-da95e15
[2019-11-27 09:39:19,081 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-27 09:39:19,083 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-27 09:39:19,124 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-27 09:39:19,125 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-27 09:39:19,130 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-27 09:39:19,136 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-27 09:39:19,149 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-27 09:39:19,154 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-27 09:39:19,161 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-27 09:39:19,162 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-27 09:39:19,168 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-27 09:39:19,170 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-27 09:39:19,175 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-27 09:39:19,176 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-27 09:39:19,181 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-27 09:39:19,183 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-27 09:39:19,186 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-27 09:39:19,193 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-27 09:39:19,199 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-27 09:39:19,208 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-27 09:39:19,210 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-27 09:39:19,213 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-27 09:39:19,217 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-27 09:39:19,226 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-27 09:39:19,227 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-27 09:39:19,227 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-27 09:39:19,230 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-27 09:39:19,232 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-27 09:39:19,234 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-27 09:39:19,237 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-11-27 09:39:19,238 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-11-27 09:39:19,239 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-27 09:39:19,242 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-27 09:39:19,245 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-27 09:39:19,247 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-11-27 09:39:19,248 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-11-27 09:39:19,250 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-11-27 09:39:19,250 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-11-27 09:39:19,256 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-11-27 09:39:19,258 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-27 09:39:19,260 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2019-11-27 09:39:19,299 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-27 09:39:19,299 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-27 09:39:19,303 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-27 09:39:19,306 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-27 09:39:19,306 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-11-27 09:39:19,307 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-27 09:39:19,307 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-27 09:39:19,307 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-27 09:39:19,307 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-27 09:39:19,308 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-27 09:39:19,310 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-27 09:39:19,310 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-27 09:39:19,310 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2019-11-27 09:39:19,312 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2019-11-27 09:39:19,312 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-27 09:39:19,313 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-27 09:39:19,313 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-27 09:39:19,313 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-27 09:39:19,314 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-27 09:39:19,315 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-11-27 09:39:19,315 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-27 09:39:19,317 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-11-27 09:39:19,317 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-27 09:39:19,317 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-27 09:39:19,318 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-27 09:39:19,318 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-27 09:39:19,318 INFO  L138        SettingsManager]:  * Trace refinement strategy=WOLF
[2019-11-27 09:39:19,320 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt
[2019-11-27 09:39:19,320 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-27 09:39:19,320 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-11-27 09:39:19,322 INFO  L138        SettingsManager]:  * Logic for external solver=AUFBV
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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
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 ! call(__VERIFIER_error())) )


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 -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3
[2019-11-27 09:39:19,887 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-27 09:39:19,918 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-27 09:39:19,925 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-27 09:39:19,931 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-27 09:39:19,932 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-27 09:39:19,935 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label08.c
[2019-11-27 09:39:20,096 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41b1d01f/c7e1f894cc614066bf29842ab78e132a/FLAGc51b1de2c
[2019-11-27 09:39:22,039 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-27 09:39:22,044 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label08.c
[2019-11-27 09:39:22,169 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41b1d01f/c7e1f894cc614066bf29842ab78e132a/FLAGc51b1de2c
[2019-11-27 09:39:22,213 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e41b1d01f/c7e1f894cc614066bf29842ab78e132a
[2019-11-27 09:39:22,223 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-27 09:39:22,228 INFO  L131        ToolchainWalker]: Walking toolchain with 3 elements.
[2019-11-27 09:39:22,235 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-27 09:39:22,236 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-27 09:39:22,243 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-27 09:39:22,246 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:22" (1/1) ...
[2019-11-27 09:39:22,256 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:22, skipping insertion in model container
[2019-11-27 09:39:22,257 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:22" (1/1) ...
[2019-11-27 09:39:22,275 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-27 09:39:22,769 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2019-11-27 09:39:28,226 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-27 09:39:28,240 INFO  L203         MainTranslator]: Completed pre-run
[2019-11-27 09:39:30,829 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-27 09:39:30,951 INFO  L208         MainTranslator]: Completed translation
[2019-11-27 09:39:30,952 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30 WrapperNode
[2019-11-27 09:39:30,953 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-27 09:39:30,954 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-11-27 09:39:30,957 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-11-27 09:39:30,957 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-11-27 09:39:30,976 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ...
[2019-11-27 09:39:31,159 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ...
[2019-11-27 09:39:31,682 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-11-27 09:39:31,685 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-27 09:39:31,686 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-27 09:39:31,686 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-27 09:39:31,712 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ...
[2019-11-27 09:39:31,713 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ...
[2019-11-27 09:39:31,855 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ...
[2019-11-27 09:39:31,859 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ...
[2019-11-27 09:39:32,900 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ...
[2019-11-27 09:39:33,034 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ...
[2019-11-27 09:39:33,226 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:30" (1/1) ...
[2019-11-27 09:39:33,403 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-27 09:39:33,410 INFO  L168              Benchmark]: Toolchain (without parser) took 11178.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.2 MB in the end (delta: 66.8 MB). Peak memory consumption was 311.7 MB. Max. memory is 12.5 GB.
[2019-11-27 09:39:33,411 INFO  L168              Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB.
[2019-11-27 09:39:33,414 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 8717.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 756.3 MB in the end (delta: 176.7 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB.
[2019-11-27 09:39:33,415 INFO  L168              Benchmark]: Boogie Procedure Inliner took 731.56 ms. Allocated memory is still 1.0 GB. Free memory was 756.3 MB in the beginning and 691.6 MB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 12.5 GB.
[2019-11-27 09:39:33,420 INFO  L168              Benchmark]: Boogie Preprocessor took 1718.17 ms. Allocated memory is still 1.0 GB. Free memory was 691.6 MB in the beginning and 866.2 MB in the end (delta: -174.6 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB.
[2019-11-27 09:39:33,429 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB.
 * CACSL2BoogieTranslator took 8717.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 756.3 MB in the end (delta: 176.7 MB). Peak memory consumption was 252.9 MB. Max. memory is 12.5 GB.
 * Boogie Procedure Inliner took 731.56 ms. Allocated memory is still 1.0 GB. Free memory was 756.3 MB in the beginning and 691.6 MB in the end (delta: 64.7 MB). Peak memory consumption was 64.7 MB. Max. memory is 12.5 GB.
 * Boogie Preprocessor took 1718.17 ms. Allocated memory is still 1.0 GB. Free memory was 691.6 MB in the beginning and 866.2 MB in the end (delta: -174.6 MB). Peak memory consumption was 70.2 MB. Max. memory is 12.5 GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...