./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_set.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_set.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 fe55b2f9c4aab8ef897b3db507488ea7950c808c5052f30fdbd219f5b35357b3 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 21:14:40,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 21:14:40,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 21:14:40,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 21:14:40,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 21:14:40,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 21:14:40,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 21:14:40,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 21:14:40,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 21:14:40,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 21:14:40,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 21:14:40,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 21:14:40,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 21:14:40,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 21:14:40,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 21:14:40,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 21:14:40,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 21:14:40,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 21:14:40,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 21:14:40,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 21:14:40,185 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 21:14:40,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 21:14:40,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 21:14:40,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 21:14:40,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 21:14:40,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 21:14:40,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 21:14:40,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 21:14:40,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 21:14:40,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 21:14:40,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 21:14:40,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 21:14:40,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 21:14:40,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 21:14:40,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 21:14:40,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 21:14:40,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 21:14:40,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 21:14:40,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 21:14:40,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 21:14:40,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 21:14:40,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 21:14:40,201 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 21:14:40,222 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 21:14:40,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 21:14:40,223 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 21:14:40,223 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 21:14:40,224 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 21:14:40,224 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 21:14:40,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 21:14:40,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 21:14:40,225 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 21:14:40,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 21:14:40,226 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 21:14:40,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 21:14:40,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 21:14:40,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 21:14:40,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 21:14:40,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 21:14:40,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 21:14:40,227 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 21:14:40,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 21:14:40,228 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 21:14:40,228 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 21:14:40,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 21:14:40,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 21:14:40,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 21:14:40,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:14:40,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 21:14:40,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 21:14:40,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 21:14:40,229 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 21:14:40,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 21:14:40,230 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 21:14:40,230 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 21:14:40,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 21:14:40,230 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe55b2f9c4aab8ef897b3db507488ea7950c808c5052f30fdbd219f5b35357b3 [2022-07-19 21:14:40,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 21:14:40,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 21:14:40,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 21:14:40,443 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 21:14:40,444 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 21:14:40,445 INFO L432 ainManager$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_set.i [2022-07-19 21:14:40,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dc48c221/d92951e0fcf74d038fa84b9dc36b5ccb/FLAGbcea59744 [2022-07-19 21:14:41,151 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 21:14:41,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2022-07-19 21:14:41,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dc48c221/d92951e0fcf74d038fa84b9dc36b5ccb/FLAGbcea59744 [2022-07-19 21:14:41,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dc48c221/d92951e0fcf74d038fa84b9dc36b5ccb [2022-07-19 21:14:41,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 21:14:41,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 21:14:41,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:41,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 21:14:41,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 21:14:41,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:41" (1/1) ... [2022-07-19 21:14:41,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e7af8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:14:41, skipping insertion in model container [2022-07-19 21:14:41,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:41" (1/1) ... [2022-07-19 21:14:41,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 21:14:41,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 21:14:41,758 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_set.i[5469,5482] [2022-07-19 21:14:43,993 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-19 21:14:43,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6244211c 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 21:14:43,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:43,994 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-19 21:14:43,995 INFO L158 Benchmark]: Toolchain (without parser) took 2686.33ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 67.5MB in the beginning and 109.2MB in the end (delta: -41.7MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2022-07-19 21:14:43,996 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 81.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 21:14:43,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2681.42ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 67.2MB in the beginning and 109.2MB in the end (delta: -42.0MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2022-07-19 21:14:43,997 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 81.8MB. Free memory was 38.9MB in the beginning and 38.8MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2681.42ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 67.2MB in the beginning and 109.2MB in the end (delta: -42.0MB). Peak memory consumption was 19.1MB. 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_current_pc8736x_gpio_set.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 fe55b2f9c4aab8ef897b3db507488ea7950c808c5052f30fdbd219f5b35357b3 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 21:14:45,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 21:14:45,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 21:14:45,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 21:14:45,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 21:14:45,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 21:14:45,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 21:14:45,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 21:14:45,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 21:14:45,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 21:14:45,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 21:14:45,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 21:14:45,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 21:14:45,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 21:14:45,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 21:14:45,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 21:14:45,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 21:14:45,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 21:14:45,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 21:14:45,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 21:14:45,834 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 21:14:45,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 21:14:45,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 21:14:45,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 21:14:45,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 21:14:45,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 21:14:45,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 21:14:45,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 21:14:45,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 21:14:45,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 21:14:45,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 21:14:45,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 21:14:45,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 21:14:45,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 21:14:45,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 21:14:45,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 21:14:45,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 21:14:45,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 21:14:45,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 21:14:45,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 21:14:45,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 21:14:45,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 21:14:45,858 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-19 21:14:45,884 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 21:14:45,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 21:14:45,885 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 21:14:45,885 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 21:14:45,885 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 21:14:45,886 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 21:14:45,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 21:14:45,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 21:14:45,887 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 21:14:45,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 21:14:45,888 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 21:14:45,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 21:14:45,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 21:14:45,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 21:14:45,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 21:14:45,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 21:14:45,889 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-19 21:14:45,889 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-19 21:14:45,889 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-19 21:14:45,889 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 21:14:45,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 21:14:45,890 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 21:14:45,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 21:14:45,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 21:14:45,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 21:14:45,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 21:14:45,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 21:14:45,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 21:14:45,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 21:14:45,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 21:14:45,892 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-19 21:14:45,892 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-19 21:14:45,892 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 21:14:45,892 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 21:14:45,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 21:14:45,893 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-19 21:14:45,893 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe55b2f9c4aab8ef897b3db507488ea7950c808c5052f30fdbd219f5b35357b3 [2022-07-19 21:14:46,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 21:14:46,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 21:14:46,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 21:14:46,197 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 21:14:46,197 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 21:14:46,198 INFO L432 ainManager$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_set.i [2022-07-19 21:14:46,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca239c06b/fc5e24112a774e34afce44a45adbab3a/FLAG806136657 [2022-07-19 21:14:46,993 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 21:14:46,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2022-07-19 21:14:47,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca239c06b/fc5e24112a774e34afce44a45adbab3a/FLAG806136657 [2022-07-19 21:14:47,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca239c06b/fc5e24112a774e34afce44a45adbab3a [2022-07-19 21:14:47,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 21:14:47,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 21:14:47,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:47,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 21:14:47,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 21:14:47,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:47" (1/1) ... [2022-07-19 21:14:47,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d0b2ae3 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 21:14:47,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:14:47" (1/1) ... [2022-07-19 21:14:47,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 21:14:47,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 21:14:47,697 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_set.i[5469,5482] [2022-07-19 21:14:50,061 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-19 21:14:50,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56d9abb9 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 21:14:50,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 21:14:50,063 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-19 21:14:50,065 INFO L158 Benchmark]: Toolchain (without parser) took 2781.06ms. Allocated memory was 50.3MB in the beginning and 83.9MB in the end (delta: 33.6MB). Free memory was 25.9MB in the beginning and 55.5MB in the end (delta: -29.6MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-07-19 21:14:50,065 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 50.3MB. Free memory was 31.5MB in the beginning and 31.5MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 21:14:50,066 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2778.93ms. Allocated memory was 50.3MB in the beginning and 83.9MB in the end (delta: 33.6MB). Free memory was 25.8MB in the beginning and 55.9MB in the end (delta: -30.1MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-07-19 21:14:50,068 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 50.3MB. Free memory was 31.5MB in the beginning and 31.5MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2778.93ms. Allocated memory was 50.3MB in the beginning and 83.9MB in the end (delta: 33.6MB). Free memory was 25.8MB in the beginning and 55.9MB in the end (delta: -30.1MB). Peak memory consumption was 22.3MB. 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