/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=1.0 --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_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i


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This is Ultimate 0.1.25-c90d42b
[2020-09-25 09:08:54,395 INFO  L177        SettingsManager]: Resetting all preferences to default values...
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[2020-09-25 09:08:54,466 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 09:08:54,467 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 09:08:54,469 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 09:08:54,478 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 09:08:54,481 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 09:08:54,482 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 09:08:54,484 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 09:08:54,485 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 09:08:54,488 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-09-25 09:08:54,521 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-09-25 09:08:54,527 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 09:08:54,569 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-09-25 09:08:54,570 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 09:08:54,572 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 09:08:54,572 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-09-25 09:08:54,572 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-09-25 09:08:54,573 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 09:08:54,573 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-09-25 09:08:54,573 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-09-25 09:08:54,573 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-09-25 09:08:54,574 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-09-25 09:08:54,574 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 09:08:54,575 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 09:08:54,575 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 09:08:54,575 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-09-25 09:08:54,576 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-09-25 09:08:54,576 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-09-25 09:08:54,576 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-09-25 09:08:54,576 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 09:08:54,576 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-09-25 09:08:54,577 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-09-25 09:08:54,577 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-09-25 09:08:54,577 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 09:08:54,577 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 09:08:54,577 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 09:08:54,578 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 09:08:54,578 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-09-25 09:08:54,578 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 09:08:54,578 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 09:08:54,579 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-09-25 09:08:54,579 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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true;
[2020-09-25 09:08:55,106 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 09:08:55,125 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 09:08:55,130 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 09:08:55,132 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-09-25 09:08:55,133 INFO  L275        PluginConnector]: CDTParser initialized
[2020-09-25 09:08:55,134 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i
[2020-09-25 09:08:55,228 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/888f85985/8f00c446274e4a569ece0a253e76bc75/FLAG10854902b
[2020-09-25 09:08:56,263 INFO  L306              CDTParser]: Found 1 translation units.
[2020-09-25 09:08:56,264 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i
[2020-09-25 09:08:56,339 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/888f85985/8f00c446274e4a569ece0a253e76bc75/FLAG10854902b
[2020-09-25 09:08:56,639 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/888f85985/8f00c446274e4a569ece0a253e76bc75
[2020-09-25 09:08:56,653 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 09:08:56,659 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 09:08:56,660 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 09:08:56,660 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 09:08:56,665 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 09:08:56,666 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:08:56" (1/1) ...
[2020-09-25 09:08:56,671 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a47163c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:08:56, skipping insertion in model container
[2020-09-25 09:08:56,671 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:08:56" (1/1) ...
[2020-09-25 09:08:56,681 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-09-25 09:08:56,846 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-09-25 09:09:00,462 ERROR L326         MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf
[2020-09-25 09:09:00,463 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8b65f5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:09:00, skipping insertion in model container
[2020-09-25 09:09:00,463 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 09:09:00,464 INFO  L184        ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor
[2020-09-25 09:09:00,467 INFO  L168              Benchmark]: Toolchain (without parser) took 3810.48 ms. Allocated memory was 141.0 MB in the beginning and 239.1 MB in the end (delta: 98.0 MB). Free memory was 92.9 MB in the beginning and 180.3 MB in the end (delta: -87.4 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB.
[2020-09-25 09:09:00,468 INFO  L168              Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 141.0 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-09-25 09:09:00,470 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 3803.43 ms. Allocated memory was 141.0 MB in the beginning and 239.1 MB in the end (delta: 98.0 MB). Free memory was 92.3 MB in the beginning and 180.3 MB in the end (delta: -88.1 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB.
[2020-09-25 09:09:00,473 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.28 ms. Allocated memory is still 141.0 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 3803.43 ms. Allocated memory was 141.0 MB in the beginning and 239.1 MB in the end (delta: 98.0 MB). Free memory was 92.3 MB in the beginning and 180.3 MB in the end (delta: -88.1 MB). Peak memory consumption was 40.9 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...