./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_change.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_change.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 200a1054abe3180675ad7323ac963ef4172b7cd0baaabe20a569e3117ba88111 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 21:52:56,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 21:52:56,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 21:52:56,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 21:52:56,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 21:52:56,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 21:52:56,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 21:52:56,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 21:52:56,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 21:52:56,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 21:52:56,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 21:52:56,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 21:52:56,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 21:52:56,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 21:52:56,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 21:52:56,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 21:52:56,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 21:52:56,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 21:52:56,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 21:52:56,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 21:52:56,951 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 21:52:56,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 21:52:56,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 21:52:56,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 21:52:56,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 21:52:56,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 21:52:56,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 21:52:56,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 21:52:56,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 21:52:56,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 21:52:56,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 21:52:56,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 21:52:56,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 21:52:56,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 21:52:56,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 21:52:56,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 21:52:56,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 21:52:56,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 21:52:56,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 21:52:56,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 21:52:56,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 21:52:56,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 21:52:56,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 21:52:56,984 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 21:52:56,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 21:52:56,985 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 21:52:56,985 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 21:52:56,986 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 21:52:56,986 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 21:52:56,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 21:52:56,986 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 21:52:56,987 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 21:52:56,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 21:52:56,987 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 21:52:56,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 21:52:56,988 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 21:52:56,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 21:52:56,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 21:52:56,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 21:52:56,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 21:52:56,988 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 21:52:56,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 21:52:56,989 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 21:52:56,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 21:52:56,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 21:52:56,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 21:52:56,990 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 21:52:56,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 21:52:56,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 21:52:56,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 21:52:56,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 21:52:56,991 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 21:52:56,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 21:52:56,991 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 21:52:56,992 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 21:52:56,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 21:52:56,992 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 200a1054abe3180675ad7323ac963ef4172b7cd0baaabe20a569e3117ba88111 [2022-07-13 21:52:57,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 21:52:57,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 21:52:57,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 21:52:57,230 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 21:52:57,230 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 21:52:57,231 INFO L432 ainManager$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_change.i [2022-07-13 21:52:57,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f34c0bf14/19babb1c251f47589ac5b0a92936989f/FLAGdc088f7d5 [2022-07-13 21:52:57,895 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 21:52:57,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2022-07-13 21:52:57,934 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f34c0bf14/19babb1c251f47589ac5b0a92936989f/FLAGdc088f7d5 [2022-07-13 21:52:58,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f34c0bf14/19babb1c251f47589ac5b0a92936989f [2022-07-13 21:52:58,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 21:52:58,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 21:52:58,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 21:52:58,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 21:52:58,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 21:52:58,075 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:52:58" (1/1) ... [2022-07-13 21:52:58,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@695cf228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:52:58, skipping insertion in model container [2022-07-13 21:52:58,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:52:58" (1/1) ... [2022-07-13 21:52:58,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 21:52:58,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 21:52:58,466 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_change.i[5469,5482] [2022-07-13 21:53:00,338 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-13 21:53:00,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c27c4a7 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 21:53:00,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 21:53:00,341 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 21:53:00,342 INFO L158 Benchmark]: Toolchain (without parser) took 2270.56ms. Allocated memory was 100.7MB in the beginning and 132.1MB in the end (delta: 31.5MB). Free memory was 58.9MB in the beginning and 94.1MB in the end (delta: -35.2MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2022-07-13 21:53:00,344 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory was 56.5MB in the beginning and 56.5MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 21:53:00,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2268.71ms. Allocated memory was 100.7MB in the beginning and 132.1MB in the end (delta: 31.5MB). Free memory was 58.7MB in the beginning and 94.1MB in the end (delta: -35.4MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2022-07-13 21:53:00,347 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory was 56.5MB in the beginning and 56.5MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2268.71ms. Allocated memory was 100.7MB in the beginning and 132.1MB in the end (delta: 31.5MB). Free memory was 58.7MB in the beginning and 94.1MB in the end (delta: -35.4MB). Peak memory consumption was 29.1MB. 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_change.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 200a1054abe3180675ad7323ac963ef4172b7cd0baaabe20a569e3117ba88111 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 21:53:01,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 21:53:01,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 21:53:01,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 21:53:01,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 21:53:01,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 21:53:01,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 21:53:01,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 21:53:01,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 21:53:01,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 21:53:01,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 21:53:01,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 21:53:01,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 21:53:01,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 21:53:01,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 21:53:01,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 21:53:01,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 21:53:01,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 21:53:01,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 21:53:01,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 21:53:01,898 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 21:53:01,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 21:53:01,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 21:53:01,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 21:53:01,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 21:53:01,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 21:53:01,907 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 21:53:01,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 21:53:01,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 21:53:01,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 21:53:01,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 21:53:01,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 21:53:01,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 21:53:01,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 21:53:01,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 21:53:01,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 21:53:01,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 21:53:01,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 21:53:01,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 21:53:01,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 21:53:01,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 21:53:01,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 21:53:01,919 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-13 21:53:01,944 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 21:53:01,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 21:53:01,945 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 21:53:01,945 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 21:53:01,945 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 21:53:01,946 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 21:53:01,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 21:53:01,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 21:53:01,947 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 21:53:01,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 21:53:01,951 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 21:53:01,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 21:53:01,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 21:53:01,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 21:53:01,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 21:53:01,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 21:53:01,956 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 21:53:01,957 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 21:53:01,957 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 21:53:01,957 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 21:53:01,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 21:53:01,957 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 21:53:01,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 21:53:01,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 21:53:01,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 21:53:01,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 21:53:01,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 21:53:01,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 21:53:01,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 21:53:01,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 21:53:01,959 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 21:53:01,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 21:53:01,959 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 21:53:01,959 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 21:53:01,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 21:53:01,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 21:53:01,960 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 200a1054abe3180675ad7323ac963ef4172b7cd0baaabe20a569e3117ba88111 [2022-07-13 21:53:02,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 21:53:02,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 21:53:02,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 21:53:02,249 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 21:53:02,249 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 21:53:02,250 INFO L432 ainManager$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_change.i [2022-07-13 21:53:02,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/158369894/0a32af54edfc4a5bbd4dcb4c4b2a2af2/FLAGc30d42966 [2022-07-13 21:53:02,838 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 21:53:02,838 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2022-07-13 21:53:02,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/158369894/0a32af54edfc4a5bbd4dcb4c4b2a2af2/FLAGc30d42966 [2022-07-13 21:53:03,063 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/158369894/0a32af54edfc4a5bbd4dcb4c4b2a2af2 [2022-07-13 21:53:03,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 21:53:03,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 21:53:03,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 21:53:03,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 21:53:03,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 21:53:03,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:53:03" (1/1) ... [2022-07-13 21:53:03,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252406a4 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 21:53:03,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:53:03" (1/1) ... [2022-07-13 21:53:03,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 21:53:03,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 21:53:03,431 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_change.i[5469,5482] [2022-07-13 21:53:05,150 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-13 21:53:05,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@278c3596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:53:05, skipping insertion in model container [2022-07-13 21:53:05,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 21:53:05,151 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 21:53:05,152 INFO L158 Benchmark]: Toolchain (without parser) took 2085.15ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 27.9MB in the beginning and 33.3MB in the end (delta: -5.4MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2022-07-13 21:53:05,153 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 21:53:05,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2082.10ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 27.7MB in the beginning and 33.3MB in the end (delta: -5.6MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2022-07-13 21:53:05,154 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2082.10ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 27.7MB in the beginning and 33.3MB in the end (delta: -5.6MB). Peak memory consumption was 14.2MB. 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