./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_configure.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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_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 b1a17d3759bada8eeaa7181dfb5d5b3d4a0a35df75e272f1b74765d1fea9e0e6 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 08:47:25,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 08:47:25,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 08:47:26,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 08:47:26,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 08:47:26,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 08:47:26,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 08:47:26,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 08:47:26,007 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 08:47:26,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 08:47:26,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 08:47:26,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 08:47:26,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 08:47:26,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 08:47:26,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 08:47:26,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 08:47:26,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 08:47:26,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 08:47:26,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 08:47:26,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 08:47:26,034 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 08:47:26,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 08:47:26,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 08:47:26,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 08:47:26,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 08:47:26,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 08:47:26,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 08:47:26,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 08:47:26,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 08:47:26,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 08:47:26,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 08:47:26,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 08:47:26,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 08:47:26,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 08:47:26,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 08:47:26,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 08:47:26,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 08:47:26,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 08:47:26,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 08:47:26,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 08:47:26,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 08:47:26,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 08:47:26,068 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-21 08:47:26,104 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 08:47:26,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 08:47:26,104 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 08:47:26,105 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 08:47:26,105 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 08:47:26,105 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 08:47:26,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 08:47:26,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 08:47:26,106 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 08:47:26,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 08:47:26,107 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 08:47:26,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 08:47:26,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 08:47:26,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 08:47:26,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 08:47:26,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 08:47:26,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 08:47:26,108 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 08:47:26,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 08:47:26,109 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 08:47:26,109 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 08:47:26,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 08:47:26,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 08:47:26,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 08:47:26,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 08:47:26,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 08:47:26,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 08:47:26,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 08:47:26,110 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 08:47:26,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 08:47:26,110 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 08:47:26,110 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 08:47:26,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 08:47:26,111 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1a17d3759bada8eeaa7181dfb5d5b3d4a0a35df75e272f1b74765d1fea9e0e6 [2022-07-21 08:47:26,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 08:47:26,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 08:47:26,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 08:47:26,434 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 08:47:26,435 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 08:47:26,437 INFO L432 ainManager$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_configure.i [2022-07-21 08:47:26,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c612ed604/432aea0f4ed14b2386172b90a976529b/FLAG370110e71 [2022-07-21 08:47:27,224 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 08:47:27,225 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2022-07-21 08:47:27,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c612ed604/432aea0f4ed14b2386172b90a976529b/FLAG370110e71 [2022-07-21 08:47:27,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c612ed604/432aea0f4ed14b2386172b90a976529b [2022-07-21 08:47:27,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 08:47:27,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 08:47:27,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 08:47:27,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 08:47:27,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 08:47:27,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 08:47:27" (1/1) ... [2022-07-21 08:47:27,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40bd82a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:47:27, skipping insertion in model container [2022-07-21 08:47:27,486 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 08:47:27" (1/1) ... [2022-07-21 08:47:27,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 08:47:27,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 08:47:27,881 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_configure.i[5469,5482] [2022-07-21 08:47:30,419 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-21 08:47:30,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64fdc1ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:47:30, skipping insertion in model container [2022-07-21 08:47:30,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 08:47:30,422 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 08:47:30,424 INFO L158 Benchmark]: Toolchain (without parser) took 2945.09ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 43.0MB in the beginning and 47.5MB in the end (delta: -4.6MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2022-07-21 08:47:30,426 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 43.0MB in the end (delta: 32.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 08:47:30,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2943.20ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 42.8MB in the beginning and 47.5MB in the end (delta: -4.7MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2022-07-21 08:47:30,429 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory was 43.0MB in the beginning and 43.0MB in the end (delta: 32.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2943.20ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 42.8MB in the beginning and 47.5MB in the end (delta: -4.7MB). Peak memory consumption was 34.2MB. 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 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_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 b1a17d3759bada8eeaa7181dfb5d5b3d4a0a35df75e272f1b74765d1fea9e0e6 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 08:47:32,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 08:47:32,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 08:47:32,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 08:47:32,158 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 08:47:32,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 08:47:32,164 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 08:47:32,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 08:47:32,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 08:47:32,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 08:47:32,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 08:47:32,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 08:47:32,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 08:47:32,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 08:47:32,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 08:47:32,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 08:47:32,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 08:47:32,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 08:47:32,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 08:47:32,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 08:47:32,196 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 08:47:32,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 08:47:32,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 08:47:32,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 08:47:32,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 08:47:32,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 08:47:32,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 08:47:32,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 08:47:32,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 08:47:32,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 08:47:32,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 08:47:32,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 08:47:32,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 08:47:32,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 08:47:32,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 08:47:32,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 08:47:32,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 08:47:32,215 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 08:47:32,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 08:47:32,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 08:47:32,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 08:47:32,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 08:47:32,218 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-21 08:47:32,253 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 08:47:32,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 08:47:32,254 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 08:47:32,254 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 08:47:32,254 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 08:47:32,255 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 08:47:32,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 08:47:32,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 08:47:32,256 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 08:47:32,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 08:47:32,257 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 08:47:32,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 08:47:32,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 08:47:32,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 08:47:32,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 08:47:32,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 08:47:32,258 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 08:47:32,258 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 08:47:32,258 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 08:47:32,258 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 08:47:32,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 08:47:32,259 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 08:47:32,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 08:47:32,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 08:47:32,259 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 08:47:32,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 08:47:32,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 08:47:32,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 08:47:32,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 08:47:32,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 08:47:32,261 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 08:47:32,261 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 08:47:32,261 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 08:47:32,261 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 08:47:32,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 08:47:32,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 08:47:32,262 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1a17d3759bada8eeaa7181dfb5d5b3d4a0a35df75e272f1b74765d1fea9e0e6 [2022-07-21 08:47:32,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 08:47:32,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 08:47:32,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 08:47:32,583 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 08:47:32,583 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 08:47:32,585 INFO L432 ainManager$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_configure.i [2022-07-21 08:47:32,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324c74ac2/044c0b3b348749d1bdd173311d4c7ee2/FLAG0ec000b61 [2022-07-21 08:47:33,353 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 08:47:33,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2022-07-21 08:47:33,392 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324c74ac2/044c0b3b348749d1bdd173311d4c7ee2/FLAG0ec000b61 [2022-07-21 08:47:33,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324c74ac2/044c0b3b348749d1bdd173311d4c7ee2 [2022-07-21 08:47:33,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 08:47:33,477 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 08:47:33,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 08:47:33,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 08:47:33,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 08:47:33,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 08:47:33" (1/1) ... [2022-07-21 08:47:33,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6225c2c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:47:33, skipping insertion in model container [2022-07-21 08:47:33,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 08:47:33" (1/1) ... [2022-07-21 08:47:33,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 08:47:33,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 08:47:33,916 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_configure.i[5469,5482] [2022-07-21 08:47:36,196 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-07-21 08:47:36,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@644e15d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 08:47:36, skipping insertion in model container [2022-07-21 08:47:36,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 08:47:36,198 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 08:47:36,199 INFO L158 Benchmark]: Toolchain (without parser) took 2721.32ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 31.6MB in the beginning and 44.4MB in the end (delta: -12.8MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-07-21 08:47:36,200 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 62.9MB. Free memory was 44.4MB in the beginning and 44.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 08:47:36,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2719.65ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 31.4MB in the beginning and 44.8MB in the end (delta: -13.4MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-07-21 08:47:36,204 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 62.9MB. Free memory was 44.4MB in the beginning and 44.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2719.65ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 31.4MB in the beginning and 44.8MB in the end (delta: -13.4MB). Peak memory consumption was 24.3MB. 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