./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label09.c --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version 32f26835
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_label09.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 2da75c792242b152d7b00ee327672554b87400b5
...........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
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_label09.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 2da75c792242b152d7b00ee327672554b87400b5
.................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN
--- Real Ultimate output ---
This is Ultimate 0.1.24-32f2683
[2019-11-24 20:57:44,430 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-24 20:57:44,438 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-24 20:57:44,462 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-24 20:57:44,462 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-24 20:57:44,464 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-24 20:57:44,467 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-24 20:57:44,476 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-24 20:57:44,482 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-24 20:57:44,486 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-24 20:57:44,489 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-24 20:57:44,492 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-24 20:57:44,494 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-24 20:57:44,496 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-24 20:57:44,499 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-24 20:57:44,500 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-24 20:57:44,502 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-24 20:57:44,504 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-24 20:57:44,506 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-24 20:57:44,513 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-24 20:57:44,519 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-24 20:57:44,524 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-24 20:57:44,525 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-24 20:57:44,528 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-24 20:57:44,534 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-24 20:57:44,535 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-24 20:57:44,535 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-24 20:57:44,538 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-24 20:57:44,538 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-24 20:57:44,542 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-24 20:57:44,542 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-11-24 20:57:44,543 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-11-24 20:57:44,544 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-24 20:57:44,545 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-24 20:57:44,547 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-24 20:57:44,548 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-11-24 20:57:44,550 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-11-24 20:57:44,551 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-11-24 20:57:44,551 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-11-24 20:57:44,552 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-11-24 20:57:44,554 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-24 20:57:44,554 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2019-11-24 20:57:44,596 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-24 20:57:44,598 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-24 20:57:44,599 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-24 20:57:44,604 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-24 20:57:44,604 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-11-24 20:57:44,604 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-24 20:57:44,605 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-24 20:57:44,605 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-11-24 20:57:44,605 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-24 20:57:44,605 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-24 20:57:44,606 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-24 20:57:44,606 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-24 20:57:44,607 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-24 20:57:44,607 INFO  L138        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2019-11-24 20:57:44,607 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-24 20:57:44,607 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-24 20:57:44,608 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-24 20:57:44,608 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-24 20:57:44,610 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-24 20:57:44,610 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-11-24 20:57:44,610 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-24 20:57:44,610 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-11-24 20:57:44,610 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-24 20:57:44,611 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-24 20:57:44,611 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-24 20:57:44,611 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-24 20:57:44,611 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-11-24 20:57:44,611 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-11-24 20:57:44,613 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-24 20:57:44,613 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 -> 2da75c792242b152d7b00ee327672554b87400b5
[2019-11-24 20:57:45,069 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-24 20:57:45,087 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-24 20:57:45,092 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-24 20:57:45,095 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-24 20:57:45,096 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-24 20:57:45,099 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label09.c
[2019-11-24 20:57:45,212 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0752933dd/62669953dd8d4171b7e5330dd2537842/FLAG0d7bbe2fe
[2019-11-24 20:57:46,564 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-24 20:57:46,565 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label09.c
[2019-11-24 20:57:46,650 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0752933dd/62669953dd8d4171b7e5330dd2537842/FLAG0d7bbe2fe
[2019-11-24 20:57:46,741 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0752933dd/62669953dd8d4171b7e5330dd2537842
[2019-11-24 20:57:46,748 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-24 20:57:46,752 INFO  L131        ToolchainWalker]: Walking toolchain with 3 elements.
[2019-11-24 20:57:46,754 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-24 20:57:46,755 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-24 20:57:46,758 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-24 20:57:46,762 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:46" (1/1) ...
[2019-11-24 20:57:46,770 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:46, skipping insertion in model container
[2019-11-24 20:57:46,770 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:46" (1/1) ...
[2019-11-24 20:57:46,783 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-24 20:57:47,107 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2019-11-24 20:57:50,189 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-24 20:57:50,208 INFO  L203         MainTranslator]: Completed pre-run
[2019-11-24 20:57:51,847 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-24 20:57:51,922 INFO  L208         MainTranslator]: Completed translation
[2019-11-24 20:57:51,925 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:51 WrapperNode
[2019-11-24 20:57:51,925 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-24 20:57:51,929 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-11-24 20:57:51,929 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-11-24 20:57:51,929 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-11-24 20:57:51,944 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:51" (1/1) ...
[2019-11-24 20:57:52,076 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:51" (1/1) ...
[2019-11-24 20:57:53,011 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-11-24 20:57:53,016 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-24 20:57:53,016 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-24 20:57:53,016 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-24 20:57:53,032 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:51" (1/1) ...
[2019-11-24 20:57:53,034 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:51" (1/1) ...
[2019-11-24 20:57:53,197 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:51" (1/1) ...
[2019-11-24 20:57:53,202 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:51" (1/1) ...
[2019-11-24 20:57:54,383 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:51" (1/1) ...
[2019-11-24 20:57:54,468 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:51" (1/1) ...
[2019-11-24 20:57:54,649 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:51" (1/1) ...
[2019-11-24 20:57:54,847 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-24 20:57:54,853 INFO  L168              Benchmark]: Toolchain (without parser) took 8099.13 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 767.3 MB in the end (delta: 165.8 MB). Peak memory consumption was 385.7 MB. Max. memory is 12.5 GB.
[2019-11-24 20:57:54,854 INFO  L168              Benchmark]: CDTParser took 0.92 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.
[2019-11-24 20:57:54,856 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 5173.89 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 874.3 MB in the end (delta: 58.8 MB). Peak memory consumption was 272.9 MB. Max. memory is 12.5 GB.
[2019-11-24 20:57:54,858 INFO  L168              Benchmark]: Boogie Procedure Inliner took 1086.89 ms. Allocated memory is still 1.0 GB. Free memory was 874.3 MB in the beginning and 704.4 MB in the end (delta: 169.8 MB). Peak memory consumption was 169.8 MB. Max. memory is 12.5 GB.
[2019-11-24 20:57:54,862 INFO  L168              Benchmark]: Boogie Preprocessor took 1830.96 ms. Allocated memory is still 1.0 GB. Free memory was 704.4 MB in the beginning and 767.3 MB in the end (delta: -62.8 MB). Peak memory consumption was 157.0 MB. Max. memory is 12.5 GB.
[2019-11-24 20:57:54,869 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.92 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 5173.89 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 874.3 MB in the end (delta: 58.8 MB). Peak memory consumption was 272.9 MB. Max. memory is 12.5 GB.
 * Boogie Procedure Inliner took 1086.89 ms. Allocated memory is still 1.0 GB. Free memory was 874.3 MB in the beginning and 704.4 MB in the end (delta: 169.8 MB). Peak memory consumption was 169.8 MB. Max. memory is 12.5 GB.
 * Boogie Preprocessor took 1830.96 ms. Allocated memory is still 1.0 GB. Free memory was 704.4 MB in the beginning and 767.3 MB in the end (delta: -62.8 MB). Peak memory consumption was 157.0 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 0.1.24-32f2683
[2019-11-24 20:57:57,604 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-24 20:57:57,608 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-24 20:57:57,628 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-24 20:57:57,631 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-24 20:57:57,640 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-24 20:57:57,642 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-24 20:57:57,647 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-24 20:57:57,649 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-24 20:57:57,654 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-24 20:57:57,655 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-24 20:57:57,667 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-24 20:57:57,670 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-24 20:57:57,674 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-24 20:57:57,679 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-24 20:57:57,680 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-24 20:57:57,681 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-24 20:57:57,681 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-24 20:57:57,687 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-24 20:57:57,693 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-24 20:57:57,695 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-24 20:57:57,703 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-24 20:57:57,706 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-24 20:57:57,709 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-24 20:57:57,717 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-24 20:57:57,720 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-24 20:57:57,720 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-24 20:57:57,722 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-24 20:57:57,723 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-24 20:57:57,726 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-24 20:57:57,727 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-11-24 20:57:57,728 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-11-24 20:57:57,733 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-24 20:57:57,734 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-24 20:57:57,741 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-24 20:57:57,741 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-11-24 20:57:57,742 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-11-24 20:57:57,744 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-11-24 20:57:57,744 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-11-24 20:57:57,746 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-11-24 20:57:57,748 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-24 20:57:57,749 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2019-11-24 20:57:57,781 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-24 20:57:57,781 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-24 20:57:57,786 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-24 20:57:57,786 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-24 20:57:57,786 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-11-24 20:57:57,787 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-24 20:57:57,787 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-24 20:57:57,787 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-24 20:57:57,787 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-24 20:57:57,787 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-24 20:57:57,788 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-24 20:57:57,790 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-24 20:57:57,790 INFO  L138        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2019-11-24 20:57:57,790 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2019-11-24 20:57:57,791 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2019-11-24 20:57:57,791 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-24 20:57:57,791 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-24 20:57:57,791 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-24 20:57:57,793 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-24 20:57:57,793 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-24 20:57:57,793 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-11-24 20:57:57,793 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-24 20:57:57,794 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-11-24 20:57:57,794 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-24 20:57:57,794 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-24 20:57:57,795 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-24 20:57:57,795 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-24 20:57:57,795 INFO  L138        SettingsManager]:  * Trace refinement strategy=WOLF
[2019-11-24 20:57:57,798 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt
[2019-11-24 20:57:57,798 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-24 20:57:57,799 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-11-24 20:57:57,799 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 -> 2da75c792242b152d7b00ee327672554b87400b5
[2019-11-24 20:57:58,196 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-24 20:57:58,213 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-24 20:57:58,220 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-24 20:57:58,221 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-24 20:57:58,224 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-24 20:57:58,225 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label09.c
[2019-11-24 20:57:58,335 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35a177a71/78a41b31534a4b4b89a494a54dfcacfe/FLAGac33c226f
[2019-11-24 20:57:59,676 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-24 20:57:59,677 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label09.c
[2019-11-24 20:57:59,786 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35a177a71/78a41b31534a4b4b89a494a54dfcacfe/FLAGac33c226f
[2019-11-24 20:57:59,875 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35a177a71/78a41b31534a4b4b89a494a54dfcacfe
[2019-11-24 20:57:59,882 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-24 20:57:59,885 INFO  L131        ToolchainWalker]: Walking toolchain with 3 elements.
[2019-11-24 20:57:59,887 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-24 20:57:59,888 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-24 20:57:59,890 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-24 20:57:59,897 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:59" (1/1) ...
[2019-11-24 20:57:59,903 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658fc5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:59, skipping insertion in model container
[2019-11-24 20:57:59,903 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:59" (1/1) ...
[2019-11-24 20:57:59,918 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-24 20:58:00,227 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2019-11-24 20:58:03,686 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-24 20:58:03,695 INFO  L203         MainTranslator]: Completed pre-run
[2019-11-24 20:58:05,628 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-24 20:58:05,716 INFO  L208         MainTranslator]: Completed translation
[2019-11-24 20:58:05,717 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05 WrapperNode
[2019-11-24 20:58:05,717 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-24 20:58:05,718 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-11-24 20:58:05,718 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-11-24 20:58:05,719 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-11-24 20:58:05,733 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ...
[2019-11-24 20:58:05,870 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ...
[2019-11-24 20:58:06,228 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-11-24 20:58:06,233 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-24 20:58:06,233 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-24 20:58:06,233 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-24 20:58:06,251 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ...
[2019-11-24 20:58:06,252 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ...
[2019-11-24 20:58:06,693 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ...
[2019-11-24 20:58:06,693 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ...
[2019-11-24 20:58:06,984 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ...
[2019-11-24 20:58:07,056 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ...
[2019-11-24 20:58:07,136 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:05" (1/1) ...
[2019-11-24 20:58:07,210 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-24 20:58:07,219 INFO  L168              Benchmark]: Toolchain (without parser) took 7331.26 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 852.8 MB in the end (delta: 80.3 MB). Peak memory consumption was 306.5 MB. Max. memory is 12.5 GB.
[2019-11-24 20:58:07,221 INFO  L168              Benchmark]: CDTParser took 2.46 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.
[2019-11-24 20:58:07,222 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 5830.70 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 754.3 MB in the end (delta: 178.8 MB). Peak memory consumption was 252.5 MB. Max. memory is 12.5 GB.
[2019-11-24 20:58:07,224 INFO  L168              Benchmark]: Boogie Procedure Inliner took 514.57 ms. Allocated memory is still 1.0 GB. Free memory was 754.3 MB in the beginning and 680.8 MB in the end (delta: 73.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 12.5 GB.
[2019-11-24 20:58:07,227 INFO  L168              Benchmark]: Boogie Preprocessor took 979.71 ms. Allocated memory is still 1.0 GB. Free memory was 680.8 MB in the beginning and 852.8 MB in the end (delta: -171.9 MB). Peak memory consumption was 54.2 MB. Max. memory is 12.5 GB.
[2019-11-24 20:58:07,233 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 2.46 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 5830.70 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 754.3 MB in the end (delta: 178.8 MB). Peak memory consumption was 252.5 MB. Max. memory is 12.5 GB.
 * Boogie Procedure Inliner took 514.57 ms. Allocated memory is still 1.0 GB. Free memory was 754.3 MB in the beginning and 680.8 MB in the end (delta: 73.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 12.5 GB.
 * Boogie Preprocessor took 979.71 ms. Allocated memory is still 1.0 GB. Free memory was 680.8 MB in the beginning and 852.8 MB in the end (delta: -171.9 MB). Peak memory consumption was 54.2 MB. Max. memory is 12.5 GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...