/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 -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 19:43:35,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 19:43:35,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 19:43:35,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 19:43:35,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 19:43:35,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 19:43:35,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 19:43:35,394 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 19:43:35,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 19:43:35,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 19:43:35,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 19:43:35,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 19:43:35,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 19:43:35,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 19:43:35,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 19:43:35,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 19:43:35,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 19:43:35,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 19:43:35,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 19:43:35,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 19:43:35,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 19:43:35,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 19:43:35,410 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 19:43:35,411 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 19:43:35,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-22 19:43:35,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 19:43:35,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 19:43:35,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 19:43:35,423 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-08-22 19:43:35,433 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 19:43:35,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 19:43:35,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 19:43:35,435 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 19:43:35,435 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 19:43:35,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 19:43:35,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 19:43:35,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 19:43:35,436 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 19:43:35,436 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 19:43:35,436 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 19:43:35,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 19:43:35,437 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 19:43:35,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 19:43:35,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 19:43:35,437 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-08-22 19:43:35,437 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 19:43:35,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 19:43:35,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 19:43:35,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 19:43:35,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-08-22 19:43:35,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 19:43:35,439 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-08-22 19:43:35,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 19:43:35,760 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 19:43:35,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 19:43:35,769 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 19:43:35,770 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 19:43:35,770 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2020-08-22 19:43:35,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fa1f9c4c/c205146587ca4708ad2f4a333a68acba/FLAG40e9db83a [2020-08-22 19:43:36,636 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 19:43:36,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2020-08-22 19:43:36,696 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fa1f9c4c/c205146587ca4708ad2f4a333a68acba/FLAG40e9db83a [2020-08-22 19:43:36,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fa1f9c4c/c205146587ca4708ad2f4a333a68acba [2020-08-22 19:43:36,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 19:43:36,765 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 19:43:36,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 19:43:36,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 19:43:36,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 19:43:36,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:43:36" (1/1) ... [2020-08-22 19:43:36,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47846fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:43:36, skipping insertion in model container [2020-08-22 19:43:36,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:43:36" (1/1) ... [2020-08-22 19:43:36,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 19:43:36,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 19:43:40,174 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-08-22 19:43:40,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68bb4e48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:43:40, skipping insertion in model container [2020-08-22 19:43:40,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 19:43:40,176 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-22 19:43:40,181 INFO L168 Benchmark]: Toolchain (without parser) took 3414.05 ms. Allocated memory was 136.8 MB in the beginning and 230.7 MB in the end (delta: 93.8 MB). Free memory was 89.6 MB in the beginning and 172.1 MB in the end (delta: -82.5 MB). Peak memory consumption was 41.1 MB. Max. memory is 7.1 GB. [2020-08-22 19:43:40,182 INFO L168 Benchmark]: CDTParser took 0.92 ms. Allocated memory is still 136.8 MB. Free memory was 119.4 MB in the beginning and 119.0 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB. [2020-08-22 19:43:40,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3407.35 ms. Allocated memory was 136.8 MB in the beginning and 230.7 MB in the end (delta: 93.8 MB). Free memory was 89.2 MB in the beginning and 172.1 MB in the end (delta: -82.9 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. [2020-08-22 19:43:40,190 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 ms. Allocated memory is still 136.8 MB. Free memory was 119.4 MB in the beginning and 119.0 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3407.35 ms. Allocated memory was 136.8 MB in the beginning and 230.7 MB in the end (delta: 93.8 MB). Free memory was 89.2 MB in the beginning and 172.1 MB in the end (delta: -82.9 MB). Peak memory consumption was 40.6 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...