./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.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_change_pc8736x_gpio_configure.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 fcc0f5ef9d6c49d1991b076f6c361ed83f7f84302617131ead28c4e655562844 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 21:52:45,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 21:52:45,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 21:52:45,185 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 21:52:45,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 21:52:45,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 21:52:45,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 21:52:45,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 21:52:45,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 21:52:45,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 21:52:45,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 21:52:45,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 21:52:45,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 21:52:45,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 21:52:45,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 21:52:45,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 21:52:45,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 21:52:45,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 21:52:45,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 21:52:45,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 21:52:45,218 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 21:52:45,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 21:52:45,220 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 21:52:45,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 21:52:45,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 21:52:45,228 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 21:52:45,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 21:52:45,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 21:52:45,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 21:52:45,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 21:52:45,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 21:52:45,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 21:52:45,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 21:52:45,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 21:52:45,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 21:52:45,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 21:52:45,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 21:52:45,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 21:52:45,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 21:52:45,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 21:52:45,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 21:52:45,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 21:52:45,240 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 21:52:45,263 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 21:52:45,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 21:52:45,264 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 21:52:45,264 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 21:52:45,265 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 21:52:45,265 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 21:52:45,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 21:52:45,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 21:52:45,265 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 21:52:45,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 21:52:45,266 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 21:52:45,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 21:52:45,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 21:52:45,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 21:52:45,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 21:52:45,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 21:52:45,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 21:52:45,267 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 21:52:45,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 21:52:45,270 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 21:52:45,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 21:52:45,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 21:52:45,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 21:52:45,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 21:52:45,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 21:52:45,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 21:52:45,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 21:52:45,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 21:52:45,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 21:52:45,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 21:52:45,273 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 21:52:45,273 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 21:52:45,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 21:52:45,274 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcc0f5ef9d6c49d1991b076f6c361ed83f7f84302617131ead28c4e655562844 [2022-07-13 21:52:45,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 21:52:45,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 21:52:45,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 21:52:45,530 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 21:52:45,531 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 21:52:45,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2022-07-13 21:52:45,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51aaafafa/9d89ded0d375475eb8d852ecb1748a0b/FLAGd192beaf9 [2022-07-13 21:52:46,239 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 21:52:46,240 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2022-07-13 21:52:46,319 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51aaafafa/9d89ded0d375475eb8d852ecb1748a0b/FLAGd192beaf9 [2022-07-13 21:52:46,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51aaafafa/9d89ded0d375475eb8d852ecb1748a0b [2022-07-13 21:52:46,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 21:52:46,605 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 21:52:46,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 21:52:46,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 21:52:46,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 21:52:46,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:52:46" (1/1) ... [2022-07-13 21:52:46,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4673cf27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:52:46, skipping insertion in model container [2022-07-13 21:52:46,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:52:46" (1/1) ... [2022-07-13 21:52:46,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 21:52:46,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 21:52:47,038 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_change_pc8736x_gpio_configure.i[5469,5482] [2022-07-13 21:52:50,342 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-13 21:52:50,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@334aa3dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:52:50, skipping insertion in model container [2022-07-13 21:52:50,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 21:52:50,344 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 21:52:50,345 INFO L158 Benchmark]: Toolchain (without parser) took 3739.70ms. Allocated memory is still 111.1MB. Free memory was 86.5MB in the beginning and 70.0MB in the end (delta: 16.4MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2022-07-13 21:52:50,346 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 88.1MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 21:52:50,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3737.90ms. Allocated memory is still 111.1MB. Free memory was 86.1MB in the beginning and 70.0MB in the end (delta: 16.1MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2022-07-13 21:52:50,348 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 88.1MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3737.90ms. Allocated memory is still 111.1MB. Free memory was 86.1MB in the beginning and 70.0MB in the end (delta: 16.1MB). Peak memory consumption was 59.1MB. 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_change_pc8736x_gpio_configure.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 fcc0f5ef9d6c49d1991b076f6c361ed83f7f84302617131ead28c4e655562844 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 21:52:52,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 21:52:52,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 21:52:52,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 21:52:52,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 21:52:52,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 21:52:52,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 21:52:52,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 21:52:52,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 21:52:52,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 21:52:52,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 21:52:52,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 21:52:52,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 21:52:52,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 21:52:52,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 21:52:52,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 21:52:52,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 21:52:52,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 21:52:52,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 21:52:52,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 21:52:52,128 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 21:52:52,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 21:52:52,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 21:52:52,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 21:52:52,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 21:52:52,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 21:52:52,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 21:52:52,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 21:52:52,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 21:52:52,137 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 21:52:52,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 21:52:52,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 21:52:52,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 21:52:52,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 21:52:52,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 21:52:52,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 21:52:52,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 21:52:52,143 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 21:52:52,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 21:52:52,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 21:52:52,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 21:52:52,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 21:52:52,147 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-13 21:52:52,173 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 21:52:52,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 21:52:52,175 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 21:52:52,175 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 21:52:52,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 21:52:52,176 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 21:52:52,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 21:52:52,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 21:52:52,177 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 21:52:52,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 21:52:52,178 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 21:52:52,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 21:52:52,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 21:52:52,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 21:52:52,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 21:52:52,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 21:52:52,184 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 21:52:52,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 21:52:52,184 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 21:52:52,184 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 21:52:52,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 21:52:52,185 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 21:52:52,185 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 21:52:52,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 21:52:52,185 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 21:52:52,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 21:52:52,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 21:52:52,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 21:52:52,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 21:52:52,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 21:52:52,187 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 21:52:52,187 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 21:52:52,187 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 21:52:52,187 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 21:52:52,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 21:52:52,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 21:52:52,188 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcc0f5ef9d6c49d1991b076f6c361ed83f7f84302617131ead28c4e655562844 [2022-07-13 21:52:52,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 21:52:52,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 21:52:52,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 21:52:52,542 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 21:52:52,543 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 21:52:52,548 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2022-07-13 21:52:52,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b23e6c8d5/bbd4073e7d94447bb4ad7de0dda7b38f/FLAG79c63e4a6 [2022-07-13 21:52:53,306 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 21:52:53,307 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2022-07-13 21:52:53,369 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b23e6c8d5/bbd4073e7d94447bb4ad7de0dda7b38f/FLAG79c63e4a6 [2022-07-13 21:52:53,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b23e6c8d5/bbd4073e7d94447bb4ad7de0dda7b38f [2022-07-13 21:52:53,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 21:52:53,442 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 21:52:53,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 21:52:53,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 21:52:53,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 21:52:53,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:52:53" (1/1) ... [2022-07-13 21:52:53,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@555e9416 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:52:53, skipping insertion in model container [2022-07-13 21:52:53,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 09:52:53" (1/1) ... [2022-07-13 21:52:53,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 21:52:53,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 21:52:53,938 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_change_pc8736x_gpio_configure.i[5469,5482] [2022-07-13 21:52:56,130 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-13 21:52:56,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@360bb4d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 09:52:56, skipping insertion in model container [2022-07-13 21:52:56,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 21:52:56,131 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 21:52:56,133 INFO L158 Benchmark]: Toolchain (without parser) took 2689.40ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 38.1MB in the beginning and 39.4MB in the end (delta: -1.3MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2022-07-13 21:52:56,133 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 21:52:56,134 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2686.95ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 37.9MB in the beginning and 39.4MB in the end (delta: -1.5MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2022-07-13 21:52:56,135 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2686.95ms. Allocated memory was 58.7MB in the beginning and 79.7MB in the end (delta: 21.0MB). Free memory was 37.9MB in the beginning and 39.4MB in the end (delta: -1.5MB). Peak memory consumption was 28.9MB. 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