/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/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-07 01:55:23,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-07 01:55:23,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-07 01:55:23,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-07 01:55:23,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-07 01:55:23,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-07 01:55:23,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-07 01:55:23,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-07 01:55:23,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-07 01:55:23,551 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-07 01:55:23,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-07 01:55:23,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-07 01:55:23,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 01:55:23,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 01:55:23,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 01:55:23,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 01:55:23,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 01:55:23,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 01:55:23,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 01:55:23,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 01:55:23,570 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 01:55:23,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 01:55:23,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 01:55:23,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 01:55:23,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-07 01:55:23,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-11-07 01:55:23,608 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 01:55:23,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 01:55:23,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 01:55:23,611 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-07 01:55:23,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 01:55:23,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-07 01:55:23,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 01:55:23,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 01:55:23,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 01:55:23,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 01:55:23,613 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-07 01:55:23,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 01:55:23,613 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 01:55:23,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 01:55:23,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 01:55:23,614 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 01:55:23,615 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 01:55:23,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 01:55:23,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 01:55:23,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 01:55:23,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 01:55:23,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 01:55:23,617 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-07 01:55:24,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 01:55:24,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 01:55:24,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 01:55:24,093 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 01:55:24,093 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 01:55:24,095 INFO L432 ainManager$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 [2020-11-07 01:55:24,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baee5fc4d/cb48c5697463442f9401aa215b5b8fa2/FLAGb438eddd6 [2020-11-07 01:55:25,400 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 01:55:25,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2020-11-07 01:55:25,460 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baee5fc4d/cb48c5697463442f9401aa215b5b8fa2/FLAGb438eddd6 [2020-11-07 01:55:25,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baee5fc4d/cb48c5697463442f9401aa215b5b8fa2 [2020-11-07 01:55:25,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 01:55:25,828 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 01:55:25,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 01:55:25,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 01:55:25,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 01:55:25,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:55:25" (1/1) ... [2020-11-07 01:55:25,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@527ea418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:55:25, skipping insertion in model container [2020-11-07 01:55:25,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:55:25" (1/1) ... [2020-11-07 01:55:25,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 01:55:25,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 01:55:30,026 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-11-07 01:55:30,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a7cb882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:55:30, skipping insertion in model container [2020-11-07 01:55:30,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 01:55:30,027 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-07 01:55:30,030 INFO L168 Benchmark]: Toolchain (without parser) took 4205.71 ms. Allocated memory is still 161.5 MB. Free memory was 126.9 MB in the beginning and 102.9 MB in the end (delta: 23.9 MB). Peak memory consumption was 29.7 MB. Max. memory is 8.0 GB. [2020-11-07 01:55:30,031 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 125.8 MB. Free memory was 98.0 MB in the beginning and 97.8 MB in the end (delta: 115.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 01:55:30,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4196.81 ms. Allocated memory is still 161.5 MB. Free memory was 126.2 MB in the beginning and 103.5 MB in the end (delta: 22.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 8.0 GB. [2020-11-07 01:55:30,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 125.8 MB. Free memory was 98.0 MB in the beginning and 97.8 MB in the end (delta: 115.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4196.81 ms. Allocated memory is still 161.5 MB. Free memory was 126.2 MB in the beginning and 103.5 MB in the end (delta: 22.7 MB). Peak memory consumption was 28.7 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...