/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7a177ad [2020-11-09 17:20:57,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-09 17:20:57,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-09 17:20:57,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-09 17:20:57,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-09 17:20:57,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-09 17:20:57,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-09 17:20:57,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-09 17:20:57,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-09 17:20:57,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-09 17:20:57,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-09 17:20:57,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-09 17:20:57,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-09 17:20:57,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-09 17:20:57,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-09 17:20:57,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-09 17:20:57,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-09 17:20:57,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-09 17:20:57,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-09 17:20:57,695 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-09 17:20:57,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-09 17:20:57,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-09 17:20:57,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-09 17:20:57,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-09 17:20:57,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-09 17:20:57,744 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-SP.epf [2020-11-09 17:20:57,778 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-09 17:20:57,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-09 17:20:57,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-09 17:20:57,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-09 17:20:57,784 INFO L138 SettingsManager]: * Use SBE=true [2020-11-09 17:20:57,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-09 17:20:57,785 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-09 17:20:57,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-09 17:20:57,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-09 17:20:57,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-09 17:20:57,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-09 17:20:57,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-09 17:20:57,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-09 17:20:57,789 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-09 17:20:57,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-09 17:20:57,789 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-09 17:20:57,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-09 17:20:57,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-09 17:20:57,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-09 17:20:57,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-09 17:20:57,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-09 17:20:57,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 17:20:57,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-09 17:20:57,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-11-09 17:20:57,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-09 17:20:57,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-09 17:20:57,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-09 17:20:57,793 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-11-09 17:20:57,793 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-11-09 17:20:57,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-09 17:20:57,794 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-09 17:20:58,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-09 17:20:58,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-09 17:20:58,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-09 17:20:58,284 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-09 17:20:58,285 INFO L275 PluginConnector]: CDTParser initialized [2020-11-09 17:20:58,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2020-11-09 17:20:58,376 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75f33220b/e35975355c5943deaf17edc4684f6c1d/FLAG1498ebdf2 [2020-11-09 17:20:59,429 INFO L306 CDTParser]: Found 1 translation units. [2020-11-09 17:20:59,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2020-11-09 17:20:59,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75f33220b/e35975355c5943deaf17edc4684f6c1d/FLAG1498ebdf2 [2020-11-09 17:20:59,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75f33220b/e35975355c5943deaf17edc4684f6c1d [2020-11-09 17:20:59,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-09 17:20:59,807 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-09 17:20:59,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-09 17:20:59,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-09 17:20:59,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-09 17:20:59,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:20:59" (1/1) ... [2020-11-09 17:20:59,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb521da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:20:59, skipping insertion in model container [2020-11-09 17:20:59,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:20:59" (1/1) ... [2020-11-09 17:20:59,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-09 17:20:59,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-09 17:21:03,891 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-11-09 17:21:03,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c9c977f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:21:03, skipping insertion in model container [2020-11-09 17:21:03,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-09 17:21:03,892 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-09 17:21:03,895 INFO L168 Benchmark]: Toolchain (without parser) took 4093.68 ms. Allocated memory is still 154.1 MB. Free memory was 126.7 MB in the beginning and 99.2 MB in the end (delta: 27.5 MB). Peak memory consumption was 31.2 MB. Max. memory is 8.0 GB. [2020-11-09 17:21:03,896 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 154.1 MB. Free memory is still 126.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 17:21:03,897 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4081.66 ms. Allocated memory is still 154.1 MB. Free memory was 126.0 MB in the beginning and 99.2 MB in the end (delta: 26.8 MB). Peak memory consumption was 30.2 MB. Max. memory is 8.0 GB. [2020-11-09 17:21:03,899 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 154.1 MB. Free memory is still 126.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4081.66 ms. Allocated memory is still 154.1 MB. Free memory was 126.0 MB in the beginning and 99.2 MB in the end (delta: 26.8 MB). Peak memory consumption was 30.2 MB. Max. memory is 8.0 GB. * 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...