/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=0.8 --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 07:59:55,155 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-09-25 07:59:55,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-09-25 07:59:55,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-09-25 07:59:55,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-09-25 07:59:55,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-09-25 07:59:55,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-09-25 07:59:55,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2020-09-25 07:59:55,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-09-25 07:59:55,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-09-25 07:59:55,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2020-09-25 07:59:55,197 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-09-25 07:59:55,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-09-25 07:59:55,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-09-25 07:59:55,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-09-25 07:59:55,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-09-25 07:59:55,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-09-25 07:59:55,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-09-25 07:59:55,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-09-25 07:59:55,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-09-25 07:59:55,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-09-25 07:59:55,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-09-25 07:59:55,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-09-25 07:59:55,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-09-25 07:59:55,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-09-25 07:59:55,217 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-09-25 07:59:55,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-09-25 07:59:55,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-09-25 07:59:55,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-09-25 07:59:55,220 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-09-25 07:59:55,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-09-25 07:59:55,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-09-25 07:59:55,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-09-25 07:59:55,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
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[2020-09-25 07:59:55,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2020-09-25 07:59:55,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-09-25 07:59:55,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-09-25 07:59:55,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2020-09-25 07:59:55,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2020-09-25 07:59:55,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-09-25 07:59:55,229 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 07:59:55,255 INFO L113 SettingsManager]: Loading preferences was successful
[2020-09-25 07:59:55,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-09-25 07:59:55,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-09-25 07:59:55,257 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-09-25 07:59:55,258 INFO L138 SettingsManager]: * Use SBE=true
[2020-09-25 07:59:55,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-09-25 07:59:55,258 INFO L138 SettingsManager]: * sizeof long=4
[2020-09-25 07:59:55,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-09-25 07:59:55,259 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-09-25 07:59:55,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-09-25 07:59:55,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-09-25 07:59:55,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-09-25 07:59:55,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-09-25 07:59:55,260 INFO L138 SettingsManager]: * sizeof long double=12
[2020-09-25 07:59:55,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-09-25 07:59:55,260 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-09-25 07:59:55,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-09-25 07:59:55,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-09-25 07:59:55,261 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-09-25 07:59:55,261 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-09-25 07:59:55,261 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-09-25 07:59:55,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-09-25 07:59:55,262 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-09-25 07:59:55,262 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-09-25 07:59:55,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-09-25 07:59:55,262 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-09-25 07:59:55,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-09-25 07:59:55,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-09-25 07:59:55,263 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-09-25 07:59:55,263 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=0.8;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=0.8;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=0.8;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=0.8;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=0.8;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=0.8;log-additional-information=true;
[2020-09-25 07:59:55,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2020-09-25 07:59:55,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-09-25 07:59:55,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-09-25 07:59:55,791 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-09-25 07:59:55,793 INFO L275 PluginConnector]: CDTParser initialized
[2020-09-25 07:59:55,794 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i
[2020-09-25 07:59:55,884 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fb6940d86/f4a27e34083f48f6a0da11d9218fcb9e/FLAG1749e7780
[2020-09-25 07:59:56,775 INFO L306 CDTParser]: Found 1 translation units.
[2020-09-25 07:59:56,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i
[2020-09-25 07:59:56,837 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fb6940d86/f4a27e34083f48f6a0da11d9218fcb9e/FLAG1749e7780
[2020-09-25 07:59:57,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fb6940d86/f4a27e34083f48f6a0da11d9218fcb9e
[2020-09-25 07:59:57,234 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-09-25 07:59:57,240 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements.
[2020-09-25 07:59:57,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-09-25 07:59:57,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-09-25 07:59:57,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-09-25 07:59:57,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:59:57" (1/1) ...
[2020-09-25 07:59:57,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69894223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 07:59:57, skipping insertion in model container
[2020-09-25 07:59:57,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 07:59:57" (1/1) ...
[2020-09-25 07:59:57,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-09-25 07:59:57,429 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-09-25 08:00:00,809 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf
[2020-09-25 08:00:00,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17f520f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:00:00, skipping insertion in model container
[2020-09-25 08:00:00,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-09-25 08:00:00,811 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor
[2020-09-25 08:00:00,814 INFO L168 Benchmark]: Toolchain (without parser) took 3577.20 ms. Allocated memory was 139.5 MB in the beginning and 235.9 MB in the end (delta: 96.5 MB). Free memory was 91.6 MB in the beginning and 178.5 MB in the end (delta: -87.0 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB.
[2020-09-25 08:00:00,815 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 139.5 MB. Free memory is still 120.9 MB. There was no memory consumed. Max. memory is 7.1 GB.
[2020-09-25 08:00:00,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3569.38 ms. Allocated memory was 139.5 MB in the beginning and 235.9 MB in the end (delta: 96.5 MB). Free memory was 90.9 MB in the beginning and 178.5 MB in the end (delta: -87.6 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB.
[2020-09-25 08:00:00,818 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.26 ms. Allocated memory is still 139.5 MB. Free memory is still 120.9 MB. There was no memory consumed. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 3569.38 ms. Allocated memory was 139.5 MB in the beginning and 235.9 MB in the end (delta: 96.5 MB). Free memory was 90.9 MB in the beginning and 178.5 MB in the end (delta: -87.6 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...