./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e94c40da 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_generic_nvram_read_nvram_nvram_unlocked_ioctl.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-24 00:09:52,471 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-24 00:09:52,516 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-24 00:09:52,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-24 00:09:52,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-24 00:09:52,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-24 00:09:52,535 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-24 00:09:52,535 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-24 00:09:52,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-24 00:09:52,536 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-24 00:09:52,536 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-24 00:09:52,536 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-24 00:09:52,537 INFO L153 SettingsManager]: * Use SBE=true [2024-09-24 00:09:52,537 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-24 00:09:52,537 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-24 00:09:52,537 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-24 00:09:52,538 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-24 00:09:52,538 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-24 00:09:52,538 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-24 00:09:52,538 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-24 00:09:52,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-24 00:09:52,539 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-24 00:09:52,539 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-24 00:09:52,540 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-24 00:09:52,540 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-24 00:09:52,540 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-24 00:09:52,541 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-24 00:09:52,541 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-24 00:09:52,541 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-24 00:09:52,541 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-24 00:09:52,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-24 00:09:52,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-24 00:09:52,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-24 00:09:52,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-24 00:09:52,543 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-24 00:09:52,543 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-24 00:09:52,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-24 00:09:52,543 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-24 00:09:52,544 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-24 00:09:52,544 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-24 00:09:52,544 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-24 00:09:52,549 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-24 00:09:52,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-24 00:09:52,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-24 00:09:52,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-24 00:09:52,814 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-24 00:09:52,815 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-24 00:09:52,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.yml/witness.yml [2024-09-24 00:09:52,964 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-24 00:09:52,965 INFO L274 PluginConnector]: CDTParser initialized [2024-09-24 00:09:52,966 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-09-24 00:09:54,300 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-24 00:09:54,738 INFO L384 CDTParser]: Found 1 translation units. [2024-09-24 00:09:54,739 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-09-24 00:09:54,784 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/621420325/b4ac8bc0f4194e1e8416c7a373f170e3/FLAG6a6fc7eb6 [2024-09-24 00:09:54,805 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/621420325/b4ac8bc0f4194e1e8416c7a373f170e3 [2024-09-24 00:09:54,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-24 00:09:54,806 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-24 00:09:54,807 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-24 00:09:54,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-24 00:09:54,812 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-24 00:09:54,813 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 12:09:52" (1/2) ... [2024-09-24 00:09:54,814 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19b1fb39 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 12:09:54, skipping insertion in model container [2024-09-24 00:09:54,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 12:09:52" (1/2) ... [2024-09-24 00:09:54,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b224282 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 12:09:54, skipping insertion in model container [2024-09-24 00:09:54,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 12:09:54" (2/2) ... [2024-09-24 00:09:54,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19b1fb39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:09:54, skipping insertion in model container [2024-09-24 00:09:54,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 12:09:54" (2/2) ... [2024-09-24 00:09:54,896 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-24 00:09:54,896 INFO L1541 ArrayList]: Location invariant before [L443-L443] (((((((((((((((((((((((((((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & nvram_init)) && (_whoop_exit == & nvram_cleanup)) && (jiffies == 0UL)) && (nvram_fops.check_flags == 0)) && (nvram_fops.compat_ioctl == 0)) && (nvram_fops.dir_notify == 0)) && (nvram_fops.fasync == 0)) && (nvram_fops.flock == 0)) && (nvram_fops.flush == 0)) && (nvram_fops.fsync == 0)) && (nvram_fops.get_unmapped_area == 0)) && (nvram_fops.ioctl == 0)) && (nvram_fops.llseek == & nvram_llseek)) && (nvram_fops.lock == 0)) && (nvram_fops.mmap == 0)) && (nvram_fops.open == 0)) && (nvram_fops.open_exec == 0)) && (nvram_fops.owner == 0)) && (nvram_fops.poll == 0)) && (nvram_fops.read == & read_nvram)) && (nvram_fops.readdir == 0)) && (nvram_fops.readv == 0)) && (nvram_fops.release == 0)) && (nvram_fops.sendfile == 0)) && (nvram_fops.sendpage == 0)) && (nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl)) && (nvram_fops.write == & write_nvram)) && (nvram_fops.writev == 0)) && ((unsigned int )default_alloc_size == 4U) [2024-09-24 00:09:54,897 INFO L1541 ArrayList]: Location invariant before [L461-L461] (((((((((((((((((((((((((((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & nvram_init)) && (_whoop_exit == & nvram_cleanup)) && (jiffies == 0UL)) && (nvram_fops.check_flags == 0)) && (nvram_fops.compat_ioctl == 0)) && (nvram_fops.dir_notify == 0)) && (nvram_fops.fasync == 0)) && (nvram_fops.flock == 0)) && (nvram_fops.flush == 0)) && (nvram_fops.fsync == 0)) && (nvram_fops.get_unmapped_area == 0)) && (nvram_fops.ioctl == 0)) && (nvram_fops.llseek == & nvram_llseek)) && (nvram_fops.lock == 0)) && (nvram_fops.mmap == 0)) && (nvram_fops.open == 0)) && (nvram_fops.open_exec == 0)) && (nvram_fops.owner == 0)) && (nvram_fops.poll == 0)) && (nvram_fops.read == & read_nvram)) && (nvram_fops.readdir == 0)) && (nvram_fops.readv == 0)) && (nvram_fops.release == 0)) && (nvram_fops.sendfile == 0)) && (nvram_fops.sendpage == 0)) && (nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl)) && (nvram_fops.write == & write_nvram)) && (nvram_fops.writev == 0)) && ((unsigned int )default_alloc_size == 4U) [2024-09-24 00:09:54,987 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-24 00:09:57,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-24 00:09:57,721 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local [2024-09-24 00:09:57,778 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: nvram_init [2024-09-24 00:09:57,780 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b224282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:09:57, skipping insertion in model container [2024-09-24 00:09:57,780 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-24 00:09:57,781 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-24 00:09:57,782 INFO L158 Benchmark]: Toolchain (without parser) took 2975.09ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 60.6MB in the beginning and 74.2MB in the end (delta: -13.6MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2024-09-24 00:09:57,782 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 146.8MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-24 00:09:57,783 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 146.8MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-24 00:09:57,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2973.04ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 60.4MB in the beginning and 74.2MB in the end (delta: -13.8MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2024-09-24 00:09:57,785 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 0.16ms. Allocated memory is still 146.8MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 146.8MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2973.04ms. Allocated memory was 146.8MB in the beginning and 199.2MB in the end (delta: 52.4MB). Free memory was 60.4MB in the beginning and 74.2MB in the end (delta: -13.8MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 443]: Incorrect Syntax Undeclared variable in ACSL expression: nvram_init RESULT: Ultimate could not prove your program: Incorrect Syntax 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_generic_nvram_read_nvram_nvram_unlocked_ioctl.i ./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-dev-e94c40d-m [2024-09-24 00:09:59,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-24 00:09:59,666 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-09-24 00:09:59,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-24 00:09:59,671 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-24 00:09:59,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-24 00:09:59,690 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-24 00:09:59,690 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-24 00:09:59,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-24 00:09:59,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-24 00:09:59,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-24 00:09:59,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-24 00:09:59,692 INFO L153 SettingsManager]: * Use SBE=true [2024-09-24 00:09:59,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-24 00:09:59,694 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-24 00:09:59,694 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-24 00:09:59,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-24 00:09:59,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-24 00:09:59,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-24 00:09:59,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-24 00:09:59,698 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-24 00:09:59,699 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-24 00:09:59,699 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-24 00:09:59,699 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-24 00:09:59,699 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-24 00:09:59,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-24 00:09:59,700 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-24 00:09:59,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-24 00:09:59,700 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-24 00:09:59,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-24 00:09:59,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-24 00:09:59,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-24 00:09:59,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-24 00:09:59,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-24 00:09:59,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-24 00:09:59,701 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-24 00:09:59,701 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-24 00:09:59,702 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-24 00:09:59,702 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-24 00:09:59,702 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-24 00:09:59,704 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-24 00:09:59,704 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-24 00:09:59,704 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-24 00:09:59,705 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-24 00:09:59,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-24 00:10:00,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-24 00:10:00,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-24 00:10:00,007 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-24 00:10:00,008 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-24 00:10:00,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/mutex-meet-local/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.yml/witness.yml [2024-09-24 00:10:00,105 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-24 00:10:00,105 INFO L274 PluginConnector]: CDTParser initialized [2024-09-24 00:10:00,105 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-09-24 00:10:01,580 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-24 00:10:02,000 INFO L384 CDTParser]: Found 1 translation units. [2024-09-24 00:10:02,000 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-09-24 00:10:02,040 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/90770f274/bb4418aae36c43828349e41a6131d083/FLAG08bf349e6 [2024-09-24 00:10:02,068 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/90770f274/bb4418aae36c43828349e41a6131d083 [2024-09-24 00:10:02,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-24 00:10:02,072 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-24 00:10:02,073 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-24 00:10:02,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-24 00:10:02,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-24 00:10:02,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 12:10:00" (1/2) ... [2024-09-24 00:10:02,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fc853f6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 12:10:02, skipping insertion in model container [2024-09-24 00:10:02,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 24.09 12:10:00" (1/2) ... [2024-09-24 00:10:02,082 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28fcddb7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 24.09 12:10:02, skipping insertion in model container [2024-09-24 00:10:02,082 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 12:10:02" (2/2) ... [2024-09-24 00:10:02,082 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fc853f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:10:02, skipping insertion in model container [2024-09-24 00:10:02,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 12:10:02" (2/2) ... [2024-09-24 00:10:02,142 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-24 00:10:02,143 INFO L1541 ArrayList]: Location invariant before [L461-L461] (((((((((((((((((((((((((((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & nvram_init)) && (_whoop_exit == & nvram_cleanup)) && (jiffies == 0UL)) && (nvram_fops.check_flags == 0)) && (nvram_fops.compat_ioctl == 0)) && (nvram_fops.dir_notify == 0)) && (nvram_fops.fasync == 0)) && (nvram_fops.flock == 0)) && (nvram_fops.flush == 0)) && (nvram_fops.fsync == 0)) && (nvram_fops.get_unmapped_area == 0)) && (nvram_fops.ioctl == 0)) && (nvram_fops.llseek == & nvram_llseek)) && (nvram_fops.lock == 0)) && (nvram_fops.mmap == 0)) && (nvram_fops.open == 0)) && (nvram_fops.open_exec == 0)) && (nvram_fops.owner == 0)) && (nvram_fops.poll == 0)) && (nvram_fops.read == & read_nvram)) && (nvram_fops.readdir == 0)) && (nvram_fops.readv == 0)) && (nvram_fops.release == 0)) && (nvram_fops.sendfile == 0)) && (nvram_fops.sendpage == 0)) && (nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl)) && (nvram_fops.write == & write_nvram)) && (nvram_fops.writev == 0)) && ((unsigned int )default_alloc_size == 4U) [2024-09-24 00:10:02,143 INFO L1541 ArrayList]: Location invariant before [L443-L443] (((((((((((((((((((((((((((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_whoop_init == & nvram_init)) && (_whoop_exit == & nvram_cleanup)) && (jiffies == 0UL)) && (nvram_fops.check_flags == 0)) && (nvram_fops.compat_ioctl == 0)) && (nvram_fops.dir_notify == 0)) && (nvram_fops.fasync == 0)) && (nvram_fops.flock == 0)) && (nvram_fops.flush == 0)) && (nvram_fops.fsync == 0)) && (nvram_fops.get_unmapped_area == 0)) && (nvram_fops.ioctl == 0)) && (nvram_fops.llseek == & nvram_llseek)) && (nvram_fops.lock == 0)) && (nvram_fops.mmap == 0)) && (nvram_fops.open == 0)) && (nvram_fops.open_exec == 0)) && (nvram_fops.owner == 0)) && (nvram_fops.poll == 0)) && (nvram_fops.read == & read_nvram)) && (nvram_fops.readdir == 0)) && (nvram_fops.readv == 0)) && (nvram_fops.release == 0)) && (nvram_fops.sendfile == 0)) && (nvram_fops.sendpage == 0)) && (nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl)) && (nvram_fops.write == & write_nvram)) && (nvram_fops.writev == 0)) && ((unsigned int )default_alloc_size == 4U) [2024-09-24 00:10:02,232 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-24 00:10:06,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-24 00:10:06,252 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local [2024-09-24 00:10:06,311 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: nvram_init [2024-09-24 00:10:06,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28fcddb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 12:10:06, skipping insertion in model container [2024-09-24 00:10:06,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-24 00:10:06,313 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-24 00:10:06,314 INFO L158 Benchmark]: Toolchain (without parser) took 4241.91ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 38.1MB in the beginning and 43.4MB in the end (delta: -5.4MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2024-09-24 00:10:06,315 INFO L158 Benchmark]: Witness Parser took 0.23ms. Allocated memory is still 67.1MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-24 00:10:06,315 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 67.1MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-24 00:10:06,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4239.64ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 37.8MB in the beginning and 43.4MB in the end (delta: -5.6MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2024-09-24 00:10:06,317 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 0.23ms. Allocated memory is still 67.1MB. Free memory was 43.8MB in the beginning and 43.7MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 67.1MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4239.64ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 37.8MB in the beginning and 43.4MB in the end (delta: -5.6MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 443]: Incorrect Syntax Undeclared variable in ACSL expression: nvram_init RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN