./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.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_current_pc8736x_gpio_get.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 8e03212f81563a7fcbc917917e9bcb47cc00163f783be40727098c4a3913b164 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 21:14:38,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 21:14:38,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 21:14:38,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 21:14:38,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 21:14:38,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 21:14:38,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 21:14:38,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 21:14:38,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 21:14:38,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 21:14:38,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 21:14:38,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 21:14:38,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 21:14:38,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 21:14:38,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 21:14:38,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 21:14:38,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 21:14:38,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 21:14:38,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 21:14:38,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 21:14:38,775 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 21:14:38,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 21:14:38,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 21:14:38,777 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 21:14:38,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 21:14:38,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 21:14:38,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 21:14:38,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 21:14:38,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 21:14:38,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 21:14:38,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 21:14:38,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 21:14:38,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 21:14:38,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 21:14:38,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 21:14:38,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 21:14:38,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 21:14:38,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 21:14:38,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 21:14:38,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 21:14:38,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 21:14:38,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 21:14:38,797 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 21:14:38,824 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 21:14:38,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 21:14:38,825 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 21:14:38,825 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 21:14:38,826 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 21:14:38,826 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 21:14:38,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 21:14:38,827 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 21:14:38,827 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 21:14:38,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 21:14:38,828 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 21:14:38,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 21:14:38,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 21:14:38,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 21:14:38,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 21:14:38,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 21:14:38,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 21:14:38,829 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 21:14:38,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 21:14:38,830 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 21:14:38,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 21:14:38,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 21:14:38,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 21:14:38,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 21:14:38,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:14:38,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 21:14:38,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 21:14:38,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 21:14:38,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 21:14:38,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 21:14:38,832 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 21:14:38,833 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 21:14:38,833 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 21:14:38,833 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e03212f81563a7fcbc917917e9bcb47cc00163f783be40727098c4a3913b164 [2022-07-19 21:14:39,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 21:14:39,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 21:14:39,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 21:14:39,098 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 21:14:39,099 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 21:14:39,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-07-19 21:14:39,149 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/063cce143/485b7ba129d74ddb9cc8817533d6315a/FLAG7a17cfd03 [2022-07-19 21:14:39,784 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 21:14:39,785 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-07-19 21:14:39,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/063cce143/485b7ba129d74ddb9cc8817533d6315a/FLAG7a17cfd03 [2022-07-19 21:14:40,171 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/063cce143/485b7ba129d74ddb9cc8817533d6315a [2022-07-19 21:14:40,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 21:14:40,174 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 21:14:40,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:40,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 21:14:40,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 21:14:40,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:40" (1/1) ... [2022-07-19 21:14:40,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2a7208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:40, skipping insertion in model container [2022-07-19 21:14:40,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:40" (1/1) ... [2022-07-19 21:14:40,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 21:14:40,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 21:14:40,641 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_current_pc8736x_gpio_get.i[5469,5482] [2022-07-19 21:14:43,359 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-19 21:14:43,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2be64680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:43, skipping insertion in model container [2022-07-19 21:14:43,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:43,362 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-19 21:14:43,364 INFO L158 Benchmark]: Toolchain (without parser) took 3188.84ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 63.6MB in the beginning and 87.4MB in the end (delta: -23.8MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2022-07-19 21:14:43,365 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory was 59.3MB in the beginning and 59.3MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 21:14:43,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3186.68ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 63.4MB in the beginning and 87.4MB in the end (delta: -24.0MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2022-07-19 21:14:43,367 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory was 59.3MB in the beginning and 59.3MB in the end (delta: 45.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3186.68ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 63.4MB in the beginning and 87.4MB in the end (delta: -24.0MB). Peak memory consumption was 26.0MB. 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_current_pc8736x_gpio_get.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 8e03212f81563a7fcbc917917e9bcb47cc00163f783be40727098c4a3913b164 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 21:14:45,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 21:14:45,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 21:14:45,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 21:14:45,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 21:14:45,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 21:14:45,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 21:14:45,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 21:14:45,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 21:14:45,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 21:14:45,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 21:14:45,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 21:14:45,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 21:14:45,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 21:14:45,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 21:14:45,346 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 21:14:45,347 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 21:14:45,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 21:14:45,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 21:14:45,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 21:14:45,359 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 21:14:45,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 21:14:45,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 21:14:45,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 21:14:45,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 21:14:45,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 21:14:45,372 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 21:14:45,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 21:14:45,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 21:14:45,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 21:14:45,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 21:14:45,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 21:14:45,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 21:14:45,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 21:14:45,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 21:14:45,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 21:14:45,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 21:14:45,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 21:14:45,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 21:14:45,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 21:14:45,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 21:14:45,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 21:14:45,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-19 21:14:45,411 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 21:14:45,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 21:14:45,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 21:14:45,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 21:14:45,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 21:14:45,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 21:14:45,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 21:14:45,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 21:14:45,414 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 21:14:45,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 21:14:45,415 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 21:14:45,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 21:14:45,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 21:14:45,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 21:14:45,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 21:14:45,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 21:14:45,417 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-19 21:14:45,417 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-19 21:14:45,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-19 21:14:45,417 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 21:14:45,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 21:14:45,417 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 21:14:45,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 21:14:45,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 21:14:45,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 21:14:45,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 21:14:45,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:14:45,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 21:14:45,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 21:14:45,419 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 21:14:45,419 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-19 21:14:45,420 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-19 21:14:45,420 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 21:14:45,420 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 21:14:45,420 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 21:14:45,420 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-19 21:14:45,421 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e03212f81563a7fcbc917917e9bcb47cc00163f783be40727098c4a3913b164 [2022-07-19 21:14:45,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 21:14:45,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 21:14:45,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 21:14:45,805 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 21:14:45,805 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 21:14:45,807 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-07-19 21:14:45,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa926526f/4050335580f74501993129b04838c8ad/FLAGb48f3d522 [2022-07-19 21:14:46,626 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 21:14:46,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2022-07-19 21:14:46,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa926526f/4050335580f74501993129b04838c8ad/FLAGb48f3d522 [2022-07-19 21:14:47,181 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa926526f/4050335580f74501993129b04838c8ad [2022-07-19 21:14:47,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 21:14:47,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 21:14:47,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:47,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 21:14:47,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 21:14:47,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:47" (1/1) ... [2022-07-19 21:14:47,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2303774b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:47, skipping insertion in model container [2022-07-19 21:14:47,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:47" (1/1) ... [2022-07-19 21:14:47,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 21:14:47,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 21:14:47,638 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_current_pc8736x_gpio_get.i[5469,5482] [2022-07-19 21:14:50,060 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-19 21:14:50,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6130bf53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:50, skipping insertion in model container [2022-07-19 21:14:50,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:50,061 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-19 21:14:50,063 INFO L158 Benchmark]: Toolchain (without parser) took 2877.60ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 31.0MB in the beginning and 30.9MB in the end (delta: 143.3kB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2022-07-19 21:14:50,064 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.4MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 21:14:50,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2875.09ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 30.9MB in the beginning and 30.9MB in the end (delta: -45.0kB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2022-07-19 21:14:50,066 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.4MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2875.09ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 30.9MB in the beginning and 30.9MB in the end (delta: -45.0kB). Peak memory consumption was 23.0MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN