./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label35.c --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version 509859d6
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/Problem14_label35.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 6ce3a8414620349d445c3b6a48a94d1ac7b317f1
..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
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/Problem14_label35.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 6ce3a8414620349d445c3b6a48a94d1ac7b317f1
.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN
--- Real Ultimate output ---
This is Ultimate 0.1.24-509859d
[2019-11-27 15:57:28,913 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-27 15:57:28,918 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-27 15:57:28,964 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-27 15:57:28,966 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-27 15:57:28,969 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-27 15:57:28,976 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-27 15:57:28,992 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-27 15:57:28,994 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-27 15:57:29,001 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-27 15:57:29,005 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-27 15:57:29,008 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-27 15:57:29,009 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-27 15:57:29,016 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-27 15:57:29,017 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-27 15:57:29,024 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-27 15:57:29,025 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-27 15:57:29,032 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-27 15:57:29,034 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-27 15:57:29,036 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-27 15:57:29,048 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-27 15:57:29,056 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-27 15:57:29,061 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-27 15:57:29,063 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-27 15:57:29,072 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-27 15:57:29,072 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-27 15:57:29,075 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-27 15:57:29,078 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-27 15:57:29,080 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-27 15:57:29,082 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-27 15:57:29,085 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-11-27 15:57:29,086 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-11-27 15:57:29,088 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-27 15:57:29,093 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-27 15:57:29,095 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-27 15:57:29,096 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-11-27 15:57:29,099 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-11-27 15:57:29,100 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-11-27 15:57:29,100 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-11-27 15:57:29,104 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-11-27 15:57:29,105 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-27 15:57:29,108 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2019-11-27 15:57:29,147 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-27 15:57:29,149 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-27 15:57:29,153 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-27 15:57:29,156 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-27 15:57:29,157 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-11-27 15:57:29,157 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-27 15:57:29,157 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-27 15:57:29,158 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-11-27 15:57:29,158 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-27 15:57:29,158 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-27 15:57:29,160 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-27 15:57:29,162 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-27 15:57:29,162 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-27 15:57:29,163 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-27 15:57:29,163 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-27 15:57:29,164 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-27 15:57:29,164 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-27 15:57:29,167 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-27 15:57:29,167 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-11-27 15:57:29,168 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-27 15:57:29,168 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-11-27 15:57:29,168 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-27 15:57:29,169 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-27 15:57:29,169 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-27 15:57:29,169 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-27 15:57:29,169 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-11-27 15:57:29,172 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-11-27 15:57:29,172 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-27 15:57:29,173 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 -> 6ce3a8414620349d445c3b6a48a94d1ac7b317f1
[2019-11-27 15:57:29,783 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-27 15:57:29,811 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-27 15:57:29,819 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-27 15:57:29,821 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-27 15:57:29,826 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-27 15:57:29,827 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label35.c
[2019-11-27 15:57:30,000 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69822a98/d43c900e24874e919fa0eac75ac7619d/FLAG3d2f51911
[2019-11-27 15:57:31,300 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-27 15:57:31,307 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label35.c
[2019-11-27 15:57:31,344 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69822a98/d43c900e24874e919fa0eac75ac7619d/FLAG3d2f51911
[2019-11-27 15:57:31,381 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a69822a98/d43c900e24874e919fa0eac75ac7619d
[2019-11-27 15:57:31,389 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-27 15:57:31,392 INFO  L131        ToolchainWalker]: Walking toolchain with 3 elements.
[2019-11-27 15:57:31,397 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-27 15:57:31,400 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-27 15:57:31,408 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-27 15:57:31,410 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:31" (1/1) ...
[2019-11-27 15:57:31,418 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31, skipping insertion in model container
[2019-11-27 15:57:31,418 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:31" (1/1) ...
[2019-11-27 15:57:31,440 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-27 15:57:31,555 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2019-11-27 15:57:32,757 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-27 15:57:32,764 INFO  L203         MainTranslator]: Completed pre-run
[2019-11-27 15:57:33,178 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-27 15:57:33,219 INFO  L208         MainTranslator]: Completed translation
[2019-11-27 15:57:33,220 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33 WrapperNode
[2019-11-27 15:57:33,221 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-27 15:57:33,222 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-11-27 15:57:33,224 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-11-27 15:57:33,227 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-11-27 15:57:33,245 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ...
[2019-11-27 15:57:33,296 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ...
[2019-11-27 15:57:33,450 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-11-27 15:57:33,454 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-27 15:57:33,454 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-27 15:57:33,455 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-27 15:57:33,480 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ...
[2019-11-27 15:57:33,481 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ...
[2019-11-27 15:57:33,492 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ...
[2019-11-27 15:57:33,494 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ...
[2019-11-27 15:57:33,557 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ...
[2019-11-27 15:57:33,600 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ...
[2019-11-27 15:57:33,633 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ...
[2019-11-27 15:57:33,655 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-27 15:57:33,669 INFO  L168              Benchmark]: Toolchain (without parser) took 2268.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB.
[2019-11-27 15:57:33,670 INFO  L168              Benchmark]: CDTParser took 0.35 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 15:57:33,671 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1824.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB.
[2019-11-27 15:57:33,675 INFO  L168              Benchmark]: Boogie Procedure Inliner took 231.31 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 961.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB.
[2019-11-27 15:57:33,680 INFO  L168              Benchmark]: Boogie Preprocessor took 203.84 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB.
[2019-11-27 15:57:33,691 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.35 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 1824.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.2 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB.
 * Boogie Procedure Inliner took 231.31 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 MB in the beginning and 961.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB.
 * Boogie Preprocessor took 203.84 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-509859d
[2019-11-27 15:57:37,523 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-27 15:57:37,528 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-27 15:57:37,555 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-27 15:57:37,557 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-27 15:57:37,560 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-27 15:57:37,574 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-27 15:57:37,588 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-27 15:57:37,592 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-27 15:57:37,599 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-27 15:57:37,602 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-27 15:57:37,608 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-27 15:57:37,609 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-27 15:57:37,616 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-27 15:57:37,619 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-27 15:57:37,624 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-27 15:57:37,626 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-27 15:57:37,631 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-27 15:57:37,638 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-27 15:57:37,644 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-27 15:57:37,652 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-27 15:57:37,658 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-27 15:57:37,663 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-27 15:57:37,667 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-27 15:57:37,675 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-27 15:57:37,676 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-27 15:57:37,676 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-27 15:57:37,680 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-27 15:57:37,681 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-27 15:57:37,683 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-27 15:57:37,685 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-11-27 15:57:37,686 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-11-27 15:57:37,689 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-27 15:57:37,691 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-27 15:57:37,696 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-27 15:57:37,699 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-11-27 15:57:37,700 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-11-27 15:57:37,701 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-11-27 15:57:37,701 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-11-27 15:57:37,702 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-11-27 15:57:37,708 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-27 15:57:37,709 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2019-11-27 15:57:37,751 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-27 15:57:37,752 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-27 15:57:37,757 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-27 15:57:37,760 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-27 15:57:37,760 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-11-27 15:57:37,761 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-27 15:57:37,761 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-27 15:57:37,761 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-27 15:57:37,762 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-27 15:57:37,762 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-27 15:57:37,764 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-27 15:57:37,765 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-27 15:57:37,768 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2019-11-27 15:57:37,769 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2019-11-27 15:57:37,769 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-27 15:57:37,769 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-27 15:57:37,770 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-27 15:57:37,770 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-27 15:57:37,770 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-27 15:57:37,771 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-11-27 15:57:37,771 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-27 15:57:37,774 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-11-27 15:57:37,774 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-27 15:57:37,775 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-27 15:57:37,775 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-27 15:57:37,775 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-27 15:57:37,776 INFO  L138        SettingsManager]:  * Trace refinement strategy=WOLF
[2019-11-27 15:57:37,776 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt
[2019-11-27 15:57:37,776 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-27 15:57:37,777 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-11-27 15:57:37,779 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 -> 6ce3a8414620349d445c3b6a48a94d1ac7b317f1
[2019-11-27 15:57:38,382 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-27 15:57:38,413 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-27 15:57:38,420 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-27 15:57:38,426 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-27 15:57:38,426 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-27 15:57:38,430 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label35.c
[2019-11-27 15:57:38,594 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5626716a6/b816b5e91b224d198b12d508704ce7e0/FLAGca56f414b
[2019-11-27 15:57:39,893 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-27 15:57:39,899 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label35.c
[2019-11-27 15:57:39,930 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5626716a6/b816b5e91b224d198b12d508704ce7e0/FLAGca56f414b
[2019-11-27 15:57:39,969 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5626716a6/b816b5e91b224d198b12d508704ce7e0
[2019-11-27 15:57:39,978 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-27 15:57:39,983 INFO  L131        ToolchainWalker]: Walking toolchain with 3 elements.
[2019-11-27 15:57:39,988 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-27 15:57:39,989 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-27 15:57:39,996 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-27 15:57:40,000 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:39" (1/1) ...
[2019-11-27 15:57:40,008 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40, skipping insertion in model container
[2019-11-27 15:57:40,008 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:39" (1/1) ...
[2019-11-27 15:57:40,028 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-27 15:57:40,143 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2019-11-27 15:57:41,375 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-27 15:57:41,389 INFO  L203         MainTranslator]: Completed pre-run
[2019-11-27 15:57:41,812 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-27 15:57:41,852 INFO  L208         MainTranslator]: Completed translation
[2019-11-27 15:57:41,855 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41 WrapperNode
[2019-11-27 15:57:41,856 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-27 15:57:41,857 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-11-27 15:57:41,857 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-11-27 15:57:41,860 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-11-27 15:57:41,880 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ...
[2019-11-27 15:57:41,944 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ...
[2019-11-27 15:57:42,100 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-11-27 15:57:42,106 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-27 15:57:42,106 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-27 15:57:42,107 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-27 15:57:42,128 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ...
[2019-11-27 15:57:42,129 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ...
[2019-11-27 15:57:42,150 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ...
[2019-11-27 15:57:42,150 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ...
[2019-11-27 15:57:42,235 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ...
[2019-11-27 15:57:42,270 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ...
[2019-11-27 15:57:42,288 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:41" (1/1) ...
[2019-11-27 15:57:42,316 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-27 15:57:42,329 INFO  L168              Benchmark]: Toolchain (without parser) took 2340.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 12.5 GB.
[2019-11-27 15:57:42,331 INFO  L168              Benchmark]: CDTParser took 0.51 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 15:57:42,338 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1867.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 908.2 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB.
[2019-11-27 15:57:42,339 INFO  L168              Benchmark]: Boogie Procedure Inliner took 248.82 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB.
[2019-11-27 15:57:42,343 INFO  L168              Benchmark]: Boogie Preprocessor took 214.65 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB.
[2019-11-27 15:57:42,358 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.51 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 1867.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.8 MB in the end (delta: 908.2 kB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB.
 * Boogie Procedure Inliner took 248.82 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB.
 * Boogie Preprocessor took 214.65 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...