./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_current.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_current.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 851106f2567c562a13ee43b8e8fe7cdbbfa2cb6fa414a1f64a1bc4b82171765c --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 21:52:59,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 21:52:59,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 21:52:59,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 21:52:59,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 21:52:59,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 21:52:59,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 21:52:59,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 21:52:59,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 21:52:59,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 21:52:59,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 21:52:59,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 21:52:59,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 21:52:59,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 21:52:59,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 21:52:59,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 21:52:59,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 21:52:59,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 21:52:59,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 21:52:59,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 21:52:59,143 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 21:52:59,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 21:52:59,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 21:52:59,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 21:52:59,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 21:52:59,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 21:52:59,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 21:52:59,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 21:52:59,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 21:52:59,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 21:52:59,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 21:52:59,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 21:52:59,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 21:52:59,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 21:52:59,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 21:52:59,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 21:52:59,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 21:52:59,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 21:52:59,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 21:52:59,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 21:52:59,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 21:52:59,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 21:52:59,168 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 21:52:59,205 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 21:52:59,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 21:52:59,205 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 21:52:59,206 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 21:52:59,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 21:52:59,206 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 21:52:59,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 21:52:59,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 21:52:59,207 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 21:52:59,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 21:52:59,208 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 21:52:59,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 21:52:59,209 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 21:52:59,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 21:52:59,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 21:52:59,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 21:52:59,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 21:52:59,210 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 21:52:59,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 21:52:59,211 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 21:52:59,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 21:52:59,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 21:52:59,212 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 21:52:59,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 21:52:59,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 21:52:59,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 21:52:59,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 21:52:59,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 21:52:59,217 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 21:52:59,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 21:52:59,218 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 21:52:59,218 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 21:52:59,218 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 21:52:59,218 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 851106f2567c562a13ee43b8e8fe7cdbbfa2cb6fa414a1f64a1bc4b82171765c [2022-07-13 21:52:59,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 21:52:59,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 21:52:59,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 21:52:59,442 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 21:52:59,442 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 21:52:59,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_current.i [2022-07-13 21:52:59,501 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a2f0062/50cd3b41073d48c8a3ca0dd1591d1307/FLAG564245b6c [2022-07-13 21:53:00,121 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 21:53:00,122 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_current.i [2022-07-13 21:53:00,162 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a2f0062/50cd3b41073d48c8a3ca0dd1591d1307/FLAG564245b6c [2022-07-13 21:53:00,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a2f0062/50cd3b41073d48c8a3ca0dd1591d1307 [2022-07-13 21:53:00,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 21:53:00,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 21:53:00,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 21:53:00,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 21:53:00,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 21:53:00,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:53:00" (1/1) ... [2022-07-13 21:53:00,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14024ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:53:00, skipping insertion in model container [2022-07-13 21:53:00,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:53:00" (1/1) ... [2022-07-13 21:53:00,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 21:53:00,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 21:53:00,721 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_current.i[5469,5482] [2022-07-13 21:53:03,015 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-13 21:53:03,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ce3f978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:53:03, skipping insertion in model container [2022-07-13 21:53:03,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 21:53:03,018 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 21:53:03,020 INFO L158 Benchmark]: Toolchain (without parser) took 2730.72ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 36.3MB in the beginning and 41.1MB in the end (delta: -4.8MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-07-13 21:53:03,022 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 46.6MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 21:53:03,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2726.07ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 36.2MB in the beginning and 41.1MB in the end (delta: -4.9MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-07-13 21:53:03,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 46.6MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2726.07ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 36.2MB in the beginning and 41.1MB in the end (delta: -4.9MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_current.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 851106f2567c562a13ee43b8e8fe7cdbbfa2cb6fa414a1f64a1bc4b82171765c --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 21:53:04,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 21:53:04,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 21:53:04,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 21:53:04,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 21:53:04,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 21:53:04,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 21:53:04,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 21:53:04,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 21:53:04,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 21:53:04,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 21:53:04,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 21:53:04,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 21:53:04,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 21:53:04,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 21:53:04,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 21:53:04,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 21:53:04,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 21:53:04,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 21:53:04,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 21:53:04,838 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 21:53:04,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 21:53:04,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 21:53:04,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 21:53:04,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 21:53:04,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 21:53:04,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 21:53:04,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 21:53:04,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 21:53:04,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 21:53:04,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 21:53:04,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 21:53:04,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 21:53:04,848 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 21:53:04,849 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 21:53:04,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 21:53:04,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 21:53:04,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 21:53:04,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 21:53:04,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 21:53:04,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 21:53:04,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 21:53:04,854 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-13 21:53:04,878 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 21:53:04,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 21:53:04,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 21:53:04,885 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 21:53:04,885 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 21:53:04,886 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 21:53:04,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 21:53:04,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 21:53:04,887 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 21:53:04,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 21:53:04,888 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 21:53:04,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 21:53:04,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 21:53:04,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 21:53:04,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 21:53:04,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 21:53:04,894 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 21:53:04,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 21:53:04,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 21:53:04,894 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 21:53:04,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 21:53:04,895 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 21:53:04,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 21:53:04,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 21:53:04,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 21:53:04,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 21:53:04,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 21:53:04,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 21:53:04,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 21:53:04,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 21:53:04,897 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 21:53:04,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 21:53:04,897 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 21:53:04,897 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 21:53:04,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 21:53:04,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 21:53:04,898 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 851106f2567c562a13ee43b8e8fe7cdbbfa2cb6fa414a1f64a1bc4b82171765c [2022-07-13 21:53:05,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 21:53:05,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 21:53:05,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 21:53:05,246 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 21:53:05,246 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 21:53:05,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_current.i [2022-07-13 21:53:05,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a19b27a57/25bcd3f19d474fbbbb58b3ed65247d7e/FLAG72e8aba23 [2022-07-13 21:53:06,150 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 21:53:06,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_current.i [2022-07-13 21:53:06,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a19b27a57/25bcd3f19d474fbbbb58b3ed65247d7e/FLAG72e8aba23 [2022-07-13 21:53:06,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a19b27a57/25bcd3f19d474fbbbb58b3ed65247d7e [2022-07-13 21:53:06,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 21:53:06,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 21:53:06,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 21:53:06,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 21:53:06,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 21:53:06,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:53:06" (1/1) ... [2022-07-13 21:53:06,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@362b225a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:53:06, skipping insertion in model container [2022-07-13 21:53:06,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:53:06" (1/1) ... [2022-07-13 21:53:06,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 21:53:06,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 21:53:07,188 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_current.i[5469,5482] [2022-07-13 21:53:10,283 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-13 21:53:10,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d7a82d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:53:10, skipping insertion in model container [2022-07-13 21:53:10,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 21:53:10,284 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 21:53:10,286 INFO L158 Benchmark]: Toolchain (without parser) took 3589.49ms. Allocated memory was 52.4MB in the beginning and 79.7MB in the end (delta: 27.3MB). Free memory was 29.1MB in the beginning and 43.3MB in the end (delta: -14.2MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2022-07-13 21:53:10,286 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 34.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 21:53:10,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3586.74ms. Allocated memory was 52.4MB in the beginning and 79.7MB in the end (delta: 27.3MB). Free memory was 29.0MB in the beginning and 43.4MB in the end (delta: -14.4MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2022-07-13 21:53:10,288 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 34.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3586.74ms. Allocated memory was 52.4MB in the beginning and 79.7MB in the end (delta: 27.3MB). Free memory was 29.0MB in the beginning and 43.4MB in the end (delta: -14.4MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN