./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i --full-output --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-13 21:18:07,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 21:18:07,968 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 21:18:07,972 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 21:18:07,972 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 21:18:07,988 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 21:18:07,989 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 21:18:07,989 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 21:18:07,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 21:18:07,991 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 21:18:07,992 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 21:18:07,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 21:18:07,992 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 21:18:07,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 21:18:07,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 21:18:07,995 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 21:18:07,995 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 21:18:07,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 21:18:07,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 21:18:07,996 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 21:18:07,996 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 21:18:07,996 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 21:18:07,996 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 21:18:07,996 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 21:18:07,997 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 21:18:07,997 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 21:18:07,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 21:18:07,997 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 21:18:07,997 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 21:18:07,998 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 21:18:07,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 21:18:07,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 21:18:07,998 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 21:18:07,998 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 21:18:07,998 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 21:18:07,998 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 21:18:07,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 21:18:07,999 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 21:18:07,999 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 21:18:07,999 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 21:18:07,999 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 21:18:08,000 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 21:18:08,001 INFO L153 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-13 21:18:08,168 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 21:18:08,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 21:18:08,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 21:18:08,188 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 21:18:08,189 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 21:18:08,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2024-08-13 21:18:09,322 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 21:18:09,680 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 21:18:09,680 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2024-08-13 21:18:09,709 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ee0c25208/66100b8cd9fa43e4842ac089bdbcbe61/FLAG26477fa3c [2024-08-13 21:18:09,878 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ee0c25208/66100b8cd9fa43e4842ac089bdbcbe61 [2024-08-13 21:18:09,880 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 21:18:09,882 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 21:18:09,883 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.yml/witness.yml [2024-08-13 21:18:09,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 21:18:09,970 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 21:18:09,971 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 21:18:09,971 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 21:18:09,977 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 21:18:09,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:18:09" (1/2) ... [2024-08-13 21:18:09,979 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49138a2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:18:09, skipping insertion in model container [2024-08-13 21:18:09,979 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:18:09" (1/2) ... [2024-08-13 21:18:09,980 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29db1dcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:18:09, skipping insertion in model container [2024-08-13 21:18:09,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:18:09" (2/2) ... [2024-08-13 21:18:09,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49138a2f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:18:09, skipping insertion in model container [2024-08-13 21:18:09,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:18:09" (2/2) ... [2024-08-13 21:18:09,981 INFO L81 nessWitnessExtractor]: Only extracting loop invariants from correctness witness [2024-08-13 21:18:09,985 INFO L92 edCorrectnessWitness]: Witness did not contain any usable entries. [2024-08-13 21:18:10,054 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 21:18:10,311 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_open_pc8736x_gpio_configure.i[5469,5482] [2024-08-13 21:18:12,616 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:12,617 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:12,672 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:18:12,686 INFO L202 MainTranslator]: Completed pre-run [2024-08-13 21:18:12,706 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_open_pc8736x_gpio_configure.i[5469,5482] [2024-08-13 21:18:12,828 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] [2024-08-13 21:18:12,830 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] [2024-08-13 21:18:12,830 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] [2024-08-13 21:18:12,830 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] [2024-08-13 21:18:12,934 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-13 21:18:12,969 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:12,969 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:12,980 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:18:13,297 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-08-13 21:18:13,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29db1dcb and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:18:13, skipping insertion in model container [2024-08-13 21:18:13,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 21:18:13,298 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-13 21:18:13,300 INFO L158 Benchmark]: Toolchain (without parser) took 3328.80ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 100.0MB in the beginning and 71.0MB in the end (delta: 29.0MB). Peak memory consumption was 101.6MB. Max. memory is 16.1GB. [2024-08-13 21:18:13,300 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 140.5MB. Free memory is still 95.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:18:13,300 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 140.5MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:18:13,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3327.29ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 100.0MB in the beginning and 71.0MB in the end (delta: 29.0MB). Peak memory consumption was 101.6MB. Max. memory is 16.1GB. [2024-08-13 21:18:13,302 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 140.5MB. Free memory is still 95.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 140.5MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3327.29ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 100.0MB in the beginning and 71.0MB in the end (delta: 29.0MB). Peak memory consumption was 101.6MB. 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/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-c091e2e-m [2024-08-13 21:18:14,825 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 21:18:14,893 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-13 21:18:14,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 21:18:14,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 21:18:14,922 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 21:18:14,925 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 21:18:14,926 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 21:18:14,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 21:18:14,926 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 21:18:14,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 21:18:14,927 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 21:18:14,927 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 21:18:14,928 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 21:18:14,928 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 21:18:14,928 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 21:18:14,928 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 21:18:14,928 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 21:18:14,929 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 21:18:14,929 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 21:18:14,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 21:18:14,933 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-13 21:18:14,933 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 21:18:14,933 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-13 21:18:14,934 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 21:18:14,935 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 21:18:14,935 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 21:18:14,935 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 21:18:14,935 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 21:18:14,936 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 21:18:14,936 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 21:18:14,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 21:18:14,936 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 21:18:14,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 21:18:14,937 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 21:18:14,937 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-13 21:18:14,938 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 21:18:14,938 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-13 21:18:14,938 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 21:18:14,938 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 21:18:14,938 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 21:18:14,939 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 21:18:14,939 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 21:18:14,939 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-13 21:18:14,940 INFO L153 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2024-08-13 21:18:15,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 21:18:15,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 21:18:15,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 21:18:15,207 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 21:18:15,207 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 21:18:15,208 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.yml/witness.yml [2024-08-13 21:18:15,303 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 21:18:15,304 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 21:18:15,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2024-08-13 21:18:16,568 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 21:18:16,966 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 21:18:16,966 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_configure.i [2024-08-13 21:18:16,997 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b871ab7ca/9d0670419db84eab915d5597c90644c1/FLAG745c358ff [2024-08-13 21:18:17,015 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b871ab7ca/9d0670419db84eab915d5597c90644c1 [2024-08-13 21:18:17,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 21:18:17,017 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 21:18:17,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 21:18:17,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 21:18:17,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 21:18:17,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:18:15" (1/2) ... [2024-08-13 21:18:17,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ea3e30d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:18:17, skipping insertion in model container [2024-08-13 21:18:17,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 09:18:15" (1/2) ... [2024-08-13 21:18:17,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@361b6546 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 09:18:17, skipping insertion in model container [2024-08-13 21:18:17,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:18:17" (2/2) ... [2024-08-13 21:18:17,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ea3e30d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:18:17, skipping insertion in model container [2024-08-13 21:18:17,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 09:18:17" (2/2) ... [2024-08-13 21:18:17,025 INFO L81 nessWitnessExtractor]: Only extracting loop invariants from correctness witness [2024-08-13 21:18:17,029 INFO L92 edCorrectnessWitness]: Witness did not contain any usable entries. [2024-08-13 21:18:17,101 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 21:18:17,367 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_open_pc8736x_gpio_configure.i[5469,5482] [2024-08-13 21:18:20,223 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:20,224 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:20,275 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:18:20,297 INFO L202 MainTranslator]: Completed pre-run [2024-08-13 21:18:20,318 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_open_pc8736x_gpio_configure.i[5469,5482] [2024-08-13 21:18:20,433 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] [2024-08-13 21:18:20,435 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] [2024-08-13 21:18:20,435 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] [2024-08-13 21:18:20,436 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] [2024-08-13 21:18:20,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-13 21:18:20,581 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:20,581 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 21:18:20,591 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 21:18:20,932 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-08-13 21:18:20,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@361b6546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 09:18:20, skipping insertion in model container [2024-08-13 21:18:20,932 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 21:18:20,932 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-13 21:18:20,934 INFO L158 Benchmark]: Toolchain (without parser) took 3916.53ms. Allocated memory was 79.7MB in the beginning and 188.7MB in the end (delta: 109.1MB). Free memory was 52.6MB in the beginning and 131.8MB in the end (delta: -79.2MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. [2024-08-13 21:18:20,934 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 79.7MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:18:20,934 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 79.7MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 21:18:20,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3914.93ms. Allocated memory was 79.7MB in the beginning and 188.7MB in the end (delta: 109.1MB). Free memory was 52.3MB in the beginning and 131.8MB in the end (delta: -79.5MB). Peak memory consumption was 100.9MB. Max. memory is 16.1GB. [2024-08-13 21:18:20,936 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.17ms. Allocated memory is still 79.7MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 79.7MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3914.93ms. Allocated memory was 79.7MB in the beginning and 188.7MB in the end (delta: 109.1MB). Free memory was 52.3MB in the beginning and 131.8MB in the end (delta: -79.5MB). Peak memory consumption was 100.9MB. 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