/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i


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This is Ultimate 0.1.25-c90d42b
[2020-09-25 03:25:20,769 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2020-09-25 03:25:20,860 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 03:25:20,862 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 03:25:20,872 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 03:25:20,874 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 03:25:20,875 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 03:25:20,877 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
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[2020-09-25 03:25:20,881 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-09-25 03:25:20,897 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-09-25 03:25:20,948 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-25 03:25:20,949 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 03:25:20,951 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 03:25:20,951 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-25 03:25:20,952 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-25 03:25:20,952 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 03:25:20,952 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-25 03:25:20,952 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-25 03:25:20,953 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-25 03:25:20,953 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-25 03:25:20,954 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 03:25:20,954 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 03:25:20,955 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 03:25:20,955 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-25 03:25:20,955 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-25 03:25:20,955 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-25 03:25:20,956 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-25 03:25:20,956 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 03:25:20,956 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-25 03:25:20,956 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-25 03:25:20,957 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-25 03:25:20,957 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 03:25:20,957 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 03:25:20,957 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 03:25:20,957 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 03:25:20,958 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-25 03:25:20,958 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 03:25:20,958 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 03:25:20,958 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-25 03:25:20,958 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true;
[2020-09-25 03:25:21,417 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 03:25:21,444 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 03:25:21,451 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 03:25:21,454 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-25 03:25:21,454 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-25 03:25:21,455 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i
[2020-09-25 03:25:21,543 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1c19574d9/66c11339346944649e86f8269a00b602/FLAG39b8f0857
[2020-09-25 03:25:22,472 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-25 03:25:22,473 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i
[2020-09-25 03:25:22,531 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1c19574d9/66c11339346944649e86f8269a00b602/FLAG39b8f0857
[2020-09-25 03:25:22,961 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1c19574d9/66c11339346944649e86f8269a00b602
[2020-09-25 03:25:22,974 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 03:25:22,978 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 03:25:22,980 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 03:25:22,980 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 03:25:22,984 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 03:25:22,985 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:25:22" (1/1) ...
[2020-09-25 03:25:22,989 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6708f4cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:25:22, skipping insertion in model container
[2020-09-25 03:25:22,990 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:25:22" (1/1) ...
[2020-09-25 03:25:22,999 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-25 03:25:23,154 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-25 03:25:26,746 ERROR L326         MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf
[2020-09-25 03:25:26,747 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b518048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:25:26, skipping insertion in model container
[2020-09-25 03:25:26,747 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 03:25:26,748 INFO  L184        ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor
[2020-09-25 03:25:26,752 INFO  L168              Benchmark]: Toolchain (without parser) took 3774.72 ms. Allocated memory was 140.0 MB in the beginning and 235.9 MB in the end (delta: 95.9 MB). Free memory was 92.1 MB in the beginning and 177.7 MB in the end (delta: -85.6 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB.
[2020-09-25 03:25:26,753 INFO  L168              Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-09-25 03:25:26,754 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 3768.37 ms. Allocated memory was 140.0 MB in the beginning and 235.9 MB in the end (delta: 95.9 MB). Free memory was 91.5 MB in the beginning and 177.7 MB in the end (delta: -86.2 MB). Peak memory consumption was 40.8 MB. Max. memory is 7.1 GB.
[2020-09-25 03:25:26,756 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.25 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 3768.37 ms. Allocated memory was 140.0 MB in the beginning and 235.9 MB in the end (delta: 95.9 MB). Free memory was 91.5 MB in the beginning and 177.7 MB in the end (delta: -86.2 MB). Peak memory consumption was 40.8 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
  - UnsupportedSyntaxResult [Line: 4701]: Unsupported Syntax
    encountered a call to a var args function and varargs usage is unknown: snprintf
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...