./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/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 7724a2de Calling Ultimate with: /root/.sdkman/candidates/java/current/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 ../../../trunk/examples/svcomp/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 --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 0.2.4-tmp.fs.goblint-validation-7724a2d-m [2024-06-27 16:23:28,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-27 16:23:28,289 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-27 16:23:28,292 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-27 16:23:28,292 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-27 16:23:28,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-27 16:23:28,306 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-27 16:23:28,306 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-27 16:23:28,306 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-27 16:23:28,307 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-27 16:23:28,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-27 16:23:28,307 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-27 16:23:28,307 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-27 16:23:28,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-27 16:23:28,308 INFO L153 SettingsManager]: * Use SBE=true [2024-06-27 16:23:28,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-27 16:23:28,308 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-27 16:23:28,309 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-27 16:23:28,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-27 16:23:28,309 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-27 16:23:28,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-27 16:23:28,310 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-27 16:23:28,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-27 16:23:28,310 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-27 16:23:28,310 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-27 16:23:28,310 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-27 16:23:28,310 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-27 16:23:28,311 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-27 16:23:28,311 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-27 16:23:28,311 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-27 16:23:28,311 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-27 16:23:28,311 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-27 16:23:28,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-27 16:23:28,312 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-27 16:23:28,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-27 16:23:28,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-27 16:23:28,312 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-27 16:23:28,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-27 16:23:28,312 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-27 16:23:28,312 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-27 16:23:28,313 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-27 16:23:28,317 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-27 16:23:28,317 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-27 16:23:28,317 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcc0f5ef9d6c49d1991b076f6c361ed83f7f84302617131ead28c4e655562844 [2024-06-27 16:23:28,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-27 16:23:28,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-27 16:23:28,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-27 16:23:28,539 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-27 16:23:28,539 INFO L274 PluginConnector]: CDTParser initialized [2024-06-27 16:23:28,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-06-27 16:23:29,488 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-27 16:23:29,921 INFO L384 CDTParser]: Found 1 translation units. [2024-06-27 16:23:29,922 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-06-27 16:23:29,960 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8dc12d6/1e718150c7e04ea1855b569d041ea618/FLAG3fbdfa45c [2024-06-27 16:23:29,975 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8dc12d6/1e718150c7e04ea1855b569d041ea618 [2024-06-27 16:23:29,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-27 16:23:29,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-06-27 16:23:29,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-27 16:23:29,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-27 16:23:29,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-27 16:23:29,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 04:23:29" (1/1) ... [2024-06-27 16:23:29,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404c0957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 04:23:29, skipping insertion in model container [2024-06-27 16:23:29,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 04:23:29" (1/1) ... [2024-06-27 16:23:30,098 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-27 16:23:30,358 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2024-06-27 16:23:32,755 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-27 16:23:32,758 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-27 16:23:32,825 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 16:23:32,842 INFO L202 MainTranslator]: Completed pre-run [2024-06-27 16:23:32,863 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2024-06-27 16:23:32,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-27 16:23:32,975 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-27 16:23:32,976 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-27 16:23:32,976 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-27 16:23:33,051 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-27 16:23:33,082 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-27 16:23:33,082 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-27 16:23:33,092 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 16:23:33,511 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-06-27 16:23:33,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d92330e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 04:23:33, skipping insertion in model container [2024-06-27 16:23:33,512 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-27 16:23:33,512 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-27 16:23:33,514 INFO L158 Benchmark]: Toolchain (without parser) took 3527.92ms. Allocated memory was 148.9MB in the beginning and 343.9MB in the end (delta: 195.0MB). Free memory was 81.9MB in the beginning and 234.3MB in the end (delta: -152.3MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. [2024-06-27 16:23:33,515 INFO L158 Benchmark]: CDTParser took 7.75ms. Allocated memory is still 148.9MB. Free memory was 86.6MB in the beginning and 116.5MB in the end (delta: -30.0MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2024-06-27 16:23:33,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3524.81ms. Allocated memory was 148.9MB in the beginning and 343.9MB in the end (delta: 195.0MB). Free memory was 81.9MB in the beginning and 234.3MB in the end (delta: -152.3MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. [2024-06-27 16:23:33,517 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 7.75ms. Allocated memory is still 148.9MB. Free memory was 86.6MB in the beginning and 116.5MB in the end (delta: -30.0MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3524.81ms. Allocated memory was 148.9MB in the beginning and 343.9MB in the end (delta: 195.0MB). Free memory was 81.9MB in the beginning and 234.3MB in the end (delta: -152.3MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: ____ilog2_NaN 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: /root/.sdkman/candidates/java/current/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 ../../../trunk/examples/svcomp/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 --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 0.2.4-tmp.fs.goblint-validation-7724a2d-m [2024-06-27 16:23:35,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-27 16:23:35,252 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-06-27 16:23:35,257 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-27 16:23:35,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-27 16:23:35,287 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-27 16:23:35,287 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-27 16:23:35,288 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-27 16:23:35,288 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-27 16:23:35,291 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-27 16:23:35,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-27 16:23:35,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-27 16:23:35,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-27 16:23:35,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-27 16:23:35,293 INFO L153 SettingsManager]: * Use SBE=true [2024-06-27 16:23:35,294 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-27 16:23:35,294 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-27 16:23:35,294 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-27 16:23:35,294 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-27 16:23:35,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-27 16:23:35,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-27 16:23:35,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-27 16:23:35,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-27 16:23:35,295 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-06-27 16:23:35,296 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-06-27 16:23:35,296 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-27 16:23:35,296 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-06-27 16:23:35,296 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-27 16:23:35,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-27 16:23:35,297 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-27 16:23:35,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-27 16:23:35,298 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-27 16:23:35,298 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-27 16:23:35,298 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-27 16:23:35,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-27 16:23:35,298 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-27 16:23:35,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-27 16:23:35,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-27 16:23:35,299 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-06-27 16:23:35,300 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-06-27 16:23:35,300 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-27 16:23:35,300 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-27 16:23:35,300 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-27 16:23:35,300 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-27 16:23:35,301 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-27 16:23:35,301 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-06-27 16:23:35,301 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcc0f5ef9d6c49d1991b076f6c361ed83f7f84302617131ead28c4e655562844 [2024-06-27 16:23:35,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-27 16:23:35,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-27 16:23:35,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-27 16:23:35,585 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-27 16:23:35,586 INFO L274 PluginConnector]: CDTParser initialized [2024-06-27 16:23:35,587 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-06-27 16:23:36,586 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-27 16:23:37,009 INFO L384 CDTParser]: Found 1 translation units. [2024-06-27 16:23:37,010 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-06-27 16:23:37,053 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/259d17dfe/9f858df5a83e4cef9a4f0bb6809ec0e8/FLAGde03c5549 [2024-06-27 16:23:37,067 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/259d17dfe/9f858df5a83e4cef9a4f0bb6809ec0e8 [2024-06-27 16:23:37,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-27 16:23:37,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-06-27 16:23:37,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-27 16:23:37,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-27 16:23:37,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-27 16:23:37,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 04:23:37" (1/1) ... [2024-06-27 16:23:37,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@213e9903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 04:23:37, skipping insertion in model container [2024-06-27 16:23:37,078 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 04:23:37" (1/1) ... [2024-06-27 16:23:37,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-27 16:23:37,444 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2024-06-27 16:23:39,941 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-27 16:23:39,944 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-27 16:23:40,004 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 16:23:40,023 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-06-27 16:23:40,091 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-27 16:23:40,099 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2024-06-27 16:23:40,242 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-27 16:23:40,242 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-27 16:23:40,250 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 16:23:40,263 INFO L202 MainTranslator]: Completed pre-run [2024-06-27 16:23:40,280 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2024-06-27 16:23:40,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-27 16:23:40,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-27 16:23:40,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-27 16:23:40,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-27 16:23:40,435 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-27 16:23:40,483 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-27 16:23:40,484 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-27 16:23:40,491 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 16:23:40,824 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-06-27 16:23:40,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28afc85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 04:23:40, skipping insertion in model container [2024-06-27 16:23:40,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-27 16:23:40,825 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-27 16:23:40,827 INFO L158 Benchmark]: Toolchain (without parser) took 3756.02ms. Allocated memory was 86.0MB in the beginning and 226.5MB in the end (delta: 140.5MB). Free memory was 51.0MB in the beginning and 151.2MB in the end (delta: -100.2MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. [2024-06-27 16:23:40,827 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 31.0MB in the beginning and 30.9MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-27 16:23:40,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3753.04ms. Allocated memory was 86.0MB in the beginning and 226.5MB in the end (delta: 140.5MB). Free memory was 50.7MB in the beginning and 151.2MB in the end (delta: -100.5MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. [2024-06-27 16:23:40,828 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 31.0MB in the beginning and 30.9MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3753.04ms. Allocated memory was 86.0MB in the beginning and 226.5MB in the end (delta: 140.5MB). Free memory was 50.7MB in the beginning and 151.2MB in the end (delta: -100.5MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: ____ilog2_NaN 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