java -ea -Xmx2000000000 -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 ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.1.M1.c


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This is Ultimate 0.1.23-6070b07
[2018-09-23 12:11:00,912 INFO  L170        SettingsManager]: Resetting all preferences to default values...
[2018-09-23 12:11:00,921 INFO  L174        SettingsManager]: Resetting UltimateCore preferences to default values
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[2018-09-23 12:11:00,956 INFO  L174        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-09-23 12:11:00,960 INFO  L174        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-09-23 12:11:00,961 INFO  L174        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-09-23 12:11:00,969 INFO  L174        SettingsManager]: Resetting LassoRanker preferences to default values
[2018-09-23 12:11:00,973 INFO  L174        SettingsManager]: Resetting Reaching Definitions preferences to default values
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[2018-09-23 12:11:00,994 INFO  L174        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-09-23 12:11:01,005 INFO  L174        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-09-23 12:11:01,010 INFO  L174        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-09-23 12:11:01,017 INFO  L174        SettingsManager]: Resetting CodeCheck preferences to default values
[2018-09-23 12:11:01,021 INFO  L174        SettingsManager]: Resetting InvariantSynthesis preferences to default values
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[2018-09-23 12:11:01,032 INFO  L177        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2018-09-23 12:11:01,057 INFO  L174        SettingsManager]: Resetting SmtParser preferences to default values
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[2018-09-23 12:11:01,063 INFO  L98         SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2018-09-23 12:11:01,115 INFO  L110        SettingsManager]: Loading preferences was successful
[2018-09-23 12:11:01,120 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-09-23 12:11:01,122 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-09-23 12:11:01,122 INFO  L133        SettingsManager]:  * to procedures, called more than once=true
[2018-09-23 12:11:01,123 INFO  L131        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-09-23 12:11:01,124 INFO  L133        SettingsManager]:  * Create parallel compositions if possible=false
[2018-09-23 12:11:01,124 INFO  L133        SettingsManager]:  * Use SBE=true
[2018-09-23 12:11:01,124 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-09-23 12:11:01,124 INFO  L133        SettingsManager]:  * sizeof long=4
[2018-09-23 12:11:01,124 INFO  L133        SettingsManager]:  * sizeof POINTER=4
[2018-09-23 12:11:01,125 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-09-23 12:11:01,125 INFO  L133        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2018-09-23 12:11:01,125 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-09-23 12:11:01,125 INFO  L133        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2018-09-23 12:11:01,129 INFO  L133        SettingsManager]:  * Use bitvectors instead of ints=true
[2018-09-23 12:11:01,132 INFO  L133        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2018-09-23 12:11:01,132 INFO  L133        SettingsManager]:  * sizeof long double=12
[2018-09-23 12:11:01,132 INFO  L133        SettingsManager]:  * Check if freed pointer was valid=false
[2018-09-23 12:11:01,132 INFO  L133        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2018-09-23 12:11:01,133 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-09-23 12:11:01,133 INFO  L133        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2018-09-23 12:11:01,133 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-09-23 12:11:01,133 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-09-23 12:11:01,133 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-09-23 12:11:01,134 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-09-23 12:11:01,134 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-09-23 12:11:01,134 INFO  L133        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-09-23 12:11:01,139 INFO  L133        SettingsManager]:  * Trace refinement strategy=WOLF
[2018-09-23 12:11:01,139 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-09-23 12:11:01,139 INFO  L133        SettingsManager]:  * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt
[2018-09-23 12:11:01,139 INFO  L133        SettingsManager]:  * Logic for external solver=AUFBV
[2018-09-23 12:11:01,139 INFO  L133        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2018-09-23 12:11:01,262 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-09-23 12:11:01,301 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-09-23 12:11:01,313 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-09-23 12:11:01,319 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-09-23 12:11:01,319 INFO  L276        PluginConnector]: CDTParser initialized
[2018-09-23 12:11:01,320 INFO  L418   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.1.M1.c
[2018-09-23 12:11:02,006 INFO  L221              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4167ef9a/5e0417bcbb184d5798f1ecb9d00b158d/FLAG00da5b8d4
[2018-09-23 12:11:02,852 INFO  L277              CDTParser]: Found 1 translation units.
[2018-09-23 12:11:02,853 INFO  L159              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekh_nxt_true-unreach-call.1.M1.c
[2018-09-23 12:11:02,904 INFO  L325              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4167ef9a/5e0417bcbb184d5798f1ecb9d00b158d/FLAG00da5b8d4
[2018-09-23 12:11:02,950 INFO  L333              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4167ef9a/5e0417bcbb184d5798f1ecb9d00b158d
[2018-09-23 12:11:02,977 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-09-23 12:11:02,986 INFO  L131        ToolchainWalker]: Walking toolchain with 2 elements.
[2018-09-23 12:11:02,988 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-09-23 12:11:02,988 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-09-23 12:11:03,005 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-09-23 12:11:03,009 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:11:02" (1/1) ...
[2018-09-23 12:11:03,018 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b41915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:03, skipping insertion in model container
[2018-09-23 12:11:03,019 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:11:02" (1/1) ...
[2018-09-23 12:11:03,048 INFO  L160   ieTranslatorObserver]: Starting translation in  SV-COMP mode 
[2018-09-23 12:11:04,895 INFO  L170          PostProcessor]: Settings: Checked method=main
[2018-09-23 12:11:05,006 INFO  L424         MainDispatcher]: Starting main dispatcher in SV-COMP mode 
[2018-09-23 12:11:05,576 INFO  L170          PostProcessor]: Settings: Checked method=main
[2018-09-23 12:11:05,852 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05 WrapperNode
[2018-09-23 12:11:05,852 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-09-23 12:11:05,855 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-09-23 12:11:05,856 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-09-23 12:11:05,856 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-09-23 12:11:06,096 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ...
[2018-09-23 12:11:06,097 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ...
[2018-09-23 12:11:06,198 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ...
[2018-09-23 12:11:06,203 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ...
[2018-09-23 12:11:06,339 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ...
[2018-09-23 12:11:06,397 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ...
[2018-09-23 12:11:06,438 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:11:05" (1/1) ...
[2018-09-23 12:11:06,478 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-09-23 12:11:06,484 INFO  L168              Benchmark]: Toolchain (without parser) took 3506.26 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -32.2 MB). Peak memory consumption was 125.2 MB. Max. memory is 1.9 GB.
[2018-09-23 12:11:06,493 INFO  L168              Benchmark]: CDTParser took 2.48 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB.
[2018-09-23 12:11:06,494 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 2867.17 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 1.9 GB.
[2018-09-23 12:11:06,495 INFO  L168              Benchmark]: Boogie Preprocessor took 622.94 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -138.9 MB). Peak memory consumption was 18.5 MB. Max. memory is 1.9 GB.
[2018-09-23 12:11:06,501 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - GenericResult: Assertions are enabled
    Assertions are enabled
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 2.48 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB.
 * CACSL2BoogieTranslator took 2867.17 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 106.7 MB). Peak memory consumption was 106.7 MB. Max. memory is 1.9 GB.
 * Boogie Preprocessor took 622.94 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -138.9 MB). Peak memory consumption was 18.5 MB. Max. memory is 1.9 GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...