./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 eb692b52 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-?-eb692b5 [2022-07-19 21:14:43,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 21:14:43,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 21:14:43,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 21:14:43,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 21:14:43,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 21:14:43,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 21:14:43,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 21:14:43,585 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 21:14:43,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 21:14:43,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 21:14:43,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 21:14:43,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 21:14:43,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 21:14:43,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 21:14:43,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 21:14:43,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 21:14:43,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 21:14:43,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 21:14:43,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 21:14:43,608 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 21:14:43,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 21:14:43,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 21:14:43,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 21:14:43,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 21:14:43,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 21:14:43,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 21:14:43,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 21:14:43,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 21:14:43,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 21:14:43,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 21:14:43,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 21:14:43,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 21:14:43,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 21:14:43,624 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 21:14:43,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 21:14:43,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 21:14:43,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 21:14:43,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 21:14:43,626 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 21:14:43,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 21:14:43,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 21:14:43,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 21:14:43,660 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 21:14:43,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 21:14:43,661 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 21:14:43,661 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 21:14:43,662 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 21:14:43,662 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 21:14:43,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 21:14:43,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 21:14:43,663 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 21:14:43,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 21:14:43,664 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 21:14:43,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 21:14:43,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 21:14:43,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 21:14:43,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 21:14:43,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 21:14:43,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 21:14:43,665 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 21:14:43,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 21:14:43,665 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 21:14:43,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 21:14:43,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 21:14:43,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 21:14:43,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 21:14:43,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:14:43,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 21:14:43,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 21:14:43,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 21:14:43,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 21:14:43,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 21:14:43,668 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 21:14:43,668 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 21:14:43,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 21:14:43,668 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 851106f2567c562a13ee43b8e8fe7cdbbfa2cb6fa414a1f64a1bc4b82171765c [2022-07-19 21:14:43,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 21:14:43,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 21:14:43,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 21:14:43,928 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 21:14:43,929 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 21:14:43,930 INFO L432 ainManager$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 [2022-07-19 21:14:43,980 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d61f3ec3/0b1bce29967c4825b9889d206fdb94f2/FLAGef989eb4d [2022-07-19 21:14:44,594 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 21:14:44,594 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 [2022-07-19 21:14:44,635 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d61f3ec3/0b1bce29967c4825b9889d206fdb94f2/FLAGef989eb4d [2022-07-19 21:14:44,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d61f3ec3/0b1bce29967c4825b9889d206fdb94f2 [2022-07-19 21:14:44,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 21:14:44,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 21:14:44,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:44,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 21:14:44,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 21:14:44,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:44" (1/1) ... [2022-07-19 21:14:44,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b58d11d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:44, skipping insertion in model container [2022-07-19 21:14:44,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:44" (1/1) ... [2022-07-19 21:14:44,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 21:14:44,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 21:14:45,181 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] [2022-07-19 21:14:48,142 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-19 21:14:48,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58a84cfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:48, skipping insertion in model container [2022-07-19 21:14:48,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:48,145 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-19 21:14:48,147 INFO L158 Benchmark]: Toolchain (without parser) took 3394.40ms. Allocated memory was 88.1MB in the beginning and 125.8MB in the end (delta: 37.7MB). Free memory was 63.0MB in the beginning and 81.2MB in the end (delta: -18.1MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2022-07-19 21:14:48,149 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 21:14:48,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3392.69ms. Allocated memory was 88.1MB in the beginning and 125.8MB in the end (delta: 37.7MB). Free memory was 62.8MB in the beginning and 81.2MB in the end (delta: -18.3MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2022-07-19 21:14:48,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3392.69ms. Allocated memory was 88.1MB in the beginning and 125.8MB in the end (delta: 37.7MB). Free memory was 62.8MB in the beginning and 81.2MB in the end (delta: -18.3MB). Peak memory consumption was 33.8MB. 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-?-eb692b5 [2022-07-19 21:14:49,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 21:14:49,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 21:14:49,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 21:14:49,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 21:14:49,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 21:14:49,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 21:14:49,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 21:14:49,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 21:14:49,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 21:14:49,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 21:14:49,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 21:14:49,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 21:14:49,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 21:14:49,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 21:14:49,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 21:14:49,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 21:14:49,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 21:14:49,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 21:14:49,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 21:14:49,933 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 21:14:49,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 21:14:49,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 21:14:49,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 21:14:49,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 21:14:49,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 21:14:49,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 21:14:49,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 21:14:49,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 21:14:49,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 21:14:49,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 21:14:49,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 21:14:49,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 21:14:49,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 21:14:49,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 21:14:49,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 21:14:49,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 21:14:49,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 21:14:49,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 21:14:49,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 21:14:49,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 21:14:49,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 21:14:49,954 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-19 21:14:49,989 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 21:14:49,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 21:14:49,990 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 21:14:49,990 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 21:14:49,991 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 21:14:49,991 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 21:14:49,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 21:14:49,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 21:14:49,992 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 21:14:49,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 21:14:49,993 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 21:14:49,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 21:14:49,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 21:14:49,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 21:14:50,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 21:14:50,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 21:14:50,003 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-19 21:14:50,003 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-19 21:14:50,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-19 21:14:50,004 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 21:14:50,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 21:14:50,004 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 21:14:50,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 21:14:50,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 21:14:50,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 21:14:50,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 21:14:50,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:14:50,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 21:14:50,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 21:14:50,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 21:14:50,006 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-19 21:14:50,006 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-19 21:14:50,007 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 21:14:50,007 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 21:14:50,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 21:14:50,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-19 21:14:50,008 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 851106f2567c562a13ee43b8e8fe7cdbbfa2cb6fa414a1f64a1bc4b82171765c [2022-07-19 21:14:50,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 21:14:50,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 21:14:50,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 21:14:50,330 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 21:14:50,331 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 21:14:50,332 INFO L432 ainManager$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 [2022-07-19 21:14:50,389 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079041711/5a542591452b4efe8cfd583d93099651/FLAG6c44f7550 [2022-07-19 21:14:51,168 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 21:14:51,169 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 [2022-07-19 21:14:51,213 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079041711/5a542591452b4efe8cfd583d93099651/FLAG6c44f7550 [2022-07-19 21:14:51,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/079041711/5a542591452b4efe8cfd583d93099651 [2022-07-19 21:14:51,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 21:14:51,727 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 21:14:51,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:51,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 21:14:51,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 21:14:51,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:51" (1/1) ... [2022-07-19 21:14:51,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38014137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:51, skipping insertion in model container [2022-07-19 21:14:51,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:51" (1/1) ... [2022-07-19 21:14:51,737 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 21:14:51,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 21:14:52,189 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] [2022-07-19 21:14:54,011 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-19 21:14:54,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79cb630c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:54, skipping insertion in model container [2022-07-19 21:14:54,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:54,012 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-19 21:14:54,013 INFO L158 Benchmark]: Toolchain (without parser) took 2285.65ms. Allocated memory was 54.5MB in the beginning and 88.1MB in the end (delta: 33.6MB). Free memory was 30.8MB in the beginning and 58.7MB in the end (delta: -27.9MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2022-07-19 21:14:54,014 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 21:14:54,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2284.01ms. Allocated memory was 54.5MB in the beginning and 88.1MB in the end (delta: 33.6MB). Free memory was 30.6MB in the beginning and 58.7MB in the end (delta: -28.1MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2022-07-19 21:14:54,016 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory is still 36.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2284.01ms. Allocated memory was 54.5MB in the beginning and 88.1MB in the end (delta: 33.6MB). Free memory was 30.6MB in the beginning and 58.7MB in the end (delta: -28.1MB). Peak memory consumption was 23.7MB. 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