/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/CInlineAndPrint.xml --printer.file.name char_generic_nvram_nvram_llseek_write_nvram.yml.bpl --procedureinliner.inline.calls.to.unimplemented.procedures true -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf --printer.dump.path dumped-boogie/SVCOMP-Concurrency-SafeDeref --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false --cacsl2boogietranslator.pointer.base.address.is.valid.at.dereference ASSERTandASSUME --cacsl2boogietranslator.pointer.to.allocated.memory.at.dereference ASSERTandASSUME --cacsl2boogietranslator.check.array.bounds.for.arrays.that.are.off.heap ASSERTandASSUME --cacsl2boogietranslator.check.if.freed.pointer.was.valid true --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-09-29 18:20:46,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 18:20:46,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 18:20:46,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 18:20:46,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 18:20:46,490 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 18:20:46,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 18:20:46,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 18:20:46,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 18:20:46,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 18:20:46,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 18:20:46,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 18:20:46,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 18:20:46,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 18:20:46,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 18:20:46,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 18:20:46,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 18:20:46,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 18:20:46,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 18:20:46,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 18:20:46,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 18:20:46,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 18:20:46,507 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 18:20:46,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 18:20:46,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-09-29 18:20:46,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 18:20:46,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 18:20:46,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 18:20:46,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-09-29 18:20:46,544 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 18:20:46,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 18:20:46,545 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 18:20:46,545 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 18:20:46,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-29 18:20:46,546 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-29 18:20:46,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 18:20:46,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 18:20:46,547 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 18:20:46,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 18:20:46,547 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 18:20:46,547 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 18:20:46,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 18:20:46,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 18:20:46,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-29 18:20:46,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-29 18:20:46,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-29 18:20:46,548 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 18:20:46,549 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 18:20:46,549 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 18:20:46,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-29 18:20:46,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 18:20:46,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 18:20:46,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-29 18:20:46,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-29 18:20:46,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-29 18:20:46,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 18:20:46,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-29 18:20:46,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-29 18:20:46,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 18:20:46,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-29 18:20:46,554 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-29 18:20:46,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-29 18:20:46,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.printer: File name: -> char_generic_nvram_nvram_llseek_write_nvram.yml.bpl Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to unimplemented procedures -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.printer: Dump path: -> dumped-boogie/SVCOMP-Concurrency-SafeDeref Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Pointer base address is valid at dereference -> ASSERTandASSUME Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Pointer to allocated memory at dereference -> ASSERTandASSUME Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check array bounds for arrays that are off heap -> ASSERTandASSUME Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check if freed pointer was valid -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2022-09-29 18:20:46,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 18:20:46,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 18:20:46,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 18:20:46,789 INFO L271 PluginConnector]: Initializing CDTParser... [2022-09-29 18:20:46,790 INFO L275 PluginConnector]: CDTParser initialized [2022-09-29 18:20:46,791 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-09-29 18:20:46,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dff3ac1cf/4a9a1b5452ab46358e96cf85527f219d/FLAGc8754634a [2022-09-29 18:20:47,503 INFO L306 CDTParser]: Found 1 translation units. [2022-09-29 18:20:47,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2022-09-29 18:20:47,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dff3ac1cf/4a9a1b5452ab46358e96cf85527f219d/FLAGc8754634a [2022-09-29 18:20:47,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dff3ac1cf/4a9a1b5452ab46358e96cf85527f219d [2022-09-29 18:20:47,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 18:20:47,599 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-09-29 18:20:47,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-09-29 18:20:47,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-09-29 18:20:47,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-09-29 18:20:47,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.09 06:20:47" (1/1) ... [2022-09-29 18:20:47,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f1820de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.09 06:20:47, skipping insertion in model container [2022-09-29 18:20:47,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.09 06:20:47" (1/1) ... [2022-09-29 18:20:47,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-09-29 18:20:47,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-09-29 18:20:48,032 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2022-09-29 18:20:49,864 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-09-29 18:20:49,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38bea7e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.09 06:20:49, skipping insertion in model container [2022-09-29 18:20:49,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-09-29 18:20:49,865 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-09-29 18:20:49,866 INFO L158 Benchmark]: Toolchain (without parser) took 2266.39ms. Allocated memory was 207.6MB in the beginning and 294.6MB in the end (delta: 87.0MB). Free memory was 168.5MB in the beginning and 222.6MB in the end (delta: -54.2MB). Peak memory consumption was 32.7MB. Max. memory is 8.0GB. [2022-09-29 18:20:49,867 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 207.6MB. Free memory is still 162.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 18:20:49,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2264.57ms. Allocated memory was 207.6MB in the beginning and 294.6MB in the end (delta: 87.0MB). Free memory was 168.1MB in the beginning and 222.6MB in the end (delta: -54.5MB). Peak memory consumption was 32.7MB. Max. memory is 8.0GB. [2022-09-29 18:20:49,869 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 207.6MB. Free memory is still 162.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2264.57ms. Allocated memory was 207.6MB in the beginning and 294.6MB in the end (delta: 87.0MB). Free memory was 168.1MB in the beginning and 222.6MB in the end (delta: -54.5MB). Peak memory consumption was 32.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: 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...