java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/loops/invert_string_false-valid-deref.c


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This is Ultimate 0.1.23-cde60e6
[2018-11-26 22:43:45,867 INFO  L170        SettingsManager]: Resetting all preferences to default values...
[2018-11-26 22:43:45,873 INFO  L174        SettingsManager]: Resetting UltimateCore preferences to default values
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[2018-11-26 22:43:45,915 INFO  L174        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-11-26 22:43:45,918 INFO  L174        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-11-26 22:43:45,922 INFO  L174        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-11-26 22:43:45,926 INFO  L174        SettingsManager]: Resetting LassoRanker preferences to default values
[2018-11-26 22:43:45,928 INFO  L174        SettingsManager]: Resetting Reaching Definitions preferences to default values
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[2018-11-26 22:43:45,940 INFO  L174        SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-11-26 22:43:45,941 INFO  L174        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-11-26 22:43:45,946 INFO  L174        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-11-26 22:43:45,947 INFO  L174        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2018-11-26 22:43:45,959 INFO  L174        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-11-26 22:43:45,960 INFO  L174        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-11-26 22:43:45,969 INFO  L174        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-11-26 22:43:45,972 INFO  L174        SettingsManager]: Resetting CodeCheck preferences to default values
[2018-11-26 22:43:45,984 INFO  L174        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-11-26 22:43:45,989 INFO  L174        SettingsManager]: Resetting RCFGBuilder preferences to default values
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[2018-11-26 22:43:46,008 INFO  L174        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-11-26 22:43:46,009 INFO  L174        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2018-11-26 22:43:46,033 INFO  L174        SettingsManager]: Resetting SmtParser preferences to default values
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[2018-11-26 22:43:46,038 INFO  L98         SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf
[2018-11-26 22:43:46,086 INFO  L110        SettingsManager]: Loading preferences was successful
[2018-11-26 22:43:46,089 INFO  L112        SettingsManager]: Preferences different from defaults after loading the file:
[2018-11-26 22:43:46,090 INFO  L131        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-11-26 22:43:46,090 INFO  L133        SettingsManager]:  * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS
[2018-11-26 22:43:46,091 INFO  L131        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-11-26 22:43:46,091 INFO  L133        SettingsManager]:  * Create parallel compositions if possible=false
[2018-11-26 22:43:46,097 INFO  L133        SettingsManager]:  * Use SBE=true
[2018-11-26 22:43:46,097 INFO  L131        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-11-26 22:43:46,098 INFO  L133        SettingsManager]:  * sizeof long=4
[2018-11-26 22:43:46,098 INFO  L133        SettingsManager]:  * Check unreachability of error function in SV-COMP mode=false
[2018-11-26 22:43:46,098 INFO  L133        SettingsManager]:  * Overapproximate operations on floating types=true
[2018-11-26 22:43:46,098 INFO  L133        SettingsManager]:  * sizeof POINTER=4
[2018-11-26 22:43:46,098 INFO  L133        SettingsManager]:  * Check division by zero=IGNORE
[2018-11-26 22:43:46,102 INFO  L133        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2018-11-26 22:43:46,102 INFO  L133        SettingsManager]:  * Bitprecise bitfields=true
[2018-11-26 22:43:46,102 INFO  L133        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2018-11-26 22:43:46,102 INFO  L133        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-11-26 22:43:46,103 INFO  L133        SettingsManager]:  * Use bitvectors instead of ints=true
[2018-11-26 22:43:46,103 INFO  L133        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2018-11-26 22:43:46,103 INFO  L133        SettingsManager]:  * sizeof long double=12
[2018-11-26 22:43:46,103 INFO  L133        SettingsManager]:  * Use constant arrays=true
[2018-11-26 22:43:46,104 INFO  L131        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-11-26 22:43:46,104 INFO  L133        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2018-11-26 22:43:46,104 INFO  L133        SettingsManager]:  * To the following directory=./dump/
[2018-11-26 22:43:46,104 INFO  L133        SettingsManager]:  * SMT solver=External_DefaultMode
[2018-11-26 22:43:46,104 INFO  L133        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2018-11-26 22:43:46,108 INFO  L131        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-11-26 22:43:46,108 INFO  L133        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2018-11-26 22:43:46,108 INFO  L133        SettingsManager]:  * Trace refinement strategy=WOLF
[2018-11-26 22:43:46,109 INFO  L133        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2018-11-26 22:43:46,109 INFO  L133        SettingsManager]:  * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt
[2018-11-26 22:43:46,109 INFO  L133        SettingsManager]:  * Logic for external solver=AUFBV
[2018-11-26 22:43:46,212 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2018-11-26 22:43:46,248 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-11-26 22:43:46,257 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-11-26 22:43:46,262 INFO  L271        PluginConnector]: Initializing CDTParser...
[2018-11-26 22:43:46,263 INFO  L276        PluginConnector]: CDTParser initialized
[2018-11-26 22:43:46,263 INFO  L418   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/invert_string_false-valid-deref.c
[2018-11-26 22:43:46,380 INFO  L221              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d060909/bb42e2510c9841c398de5dcc19967050/FLAG315224606
[2018-11-26 22:43:47,413 INFO  L307              CDTParser]: Found 1 translation units.
[2018-11-26 22:43:47,414 INFO  L161              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/invert_string_false-valid-deref.c
[2018-11-26 22:43:47,434 INFO  L355              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d060909/bb42e2510c9841c398de5dcc19967050/FLAG315224606
[2018-11-26 22:43:47,581 INFO  L363              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d060909/bb42e2510c9841c398de5dcc19967050
[2018-11-26 22:43:47,607 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-11-26 22:43:47,611 INFO  L131        ToolchainWalker]: Walking toolchain with 2 elements.
[2018-11-26 22:43:47,616 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-11-26 22:43:47,617 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-11-26 22:43:47,623 INFO  L276        PluginConnector]: CACSL2BoogieTranslator initialized
[2018-11-26 22:43:47,630 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:43:47" (1/1) ...
[2018-11-26 22:43:47,637 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dd67d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:47, skipping insertion in model container
[2018-11-26 22:43:47,640 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:43:47" (1/1) ...
[2018-11-26 22:43:47,662 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2018-11-26 22:43:47,705 INFO  L176         MainTranslator]: Built tables and reachable declarations
[2018-11-26 22:43:48,232 INFO  L203          PostProcessor]: Analyzing one entry point: main
[2018-11-26 22:43:48,245 INFO  L191         MainTranslator]: Completed pre-run
[2018-11-26 22:43:48,300 INFO  L203          PostProcessor]: Analyzing one entry point: main
[2018-11-26 22:43:48,348 INFO  L195         MainTranslator]: Completed translation
[2018-11-26 22:43:48,349 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48 WrapperNode
[2018-11-26 22:43:48,349 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-11-26 22:43:48,350 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-11-26 22:43:48,351 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2018-11-26 22:43:48,351 INFO  L276        PluginConnector]: Boogie Preprocessor initialized
[2018-11-26 22:43:48,367 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ...
[2018-11-26 22:43:48,367 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ...
[2018-11-26 22:43:48,376 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ...
[2018-11-26 22:43:48,378 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ...
[2018-11-26 22:43:48,410 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ...
[2018-11-26 22:43:48,422 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ...
[2018-11-26 22:43:48,431 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:43:48" (1/1) ...
[2018-11-26 22:43:48,440 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-11-26 22:43:48,446 INFO  L168              Benchmark]: Toolchain (without parser) took 837.94 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB.
[2018-11-26 22:43:48,450 INFO  L168              Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB.
[2018-11-26 22:43:48,452 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 732.81 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB.
[2018-11-26 22:43:48,453 INFO  L168              Benchmark]: Boogie Preprocessor took 90.90 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB.
[2018-11-26 22:43:48,461 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 0.19 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB.
 * CACSL2BoogieTranslator took 732.81 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB.
 * Boogie Preprocessor took 90.90 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...