./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3cf9a63e6b69549a73ec0cdf90051f21ab19a39a485979f4709a706d3ba6e298 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:43:00,303 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:43:00,358 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:43:00,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:43:00,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:43:00,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:43:00,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:43:00,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:43:00,383 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:43:00,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:43:00,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:43:00,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:43:00,383 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:43:00,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:43:00,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:43:00,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:43:00,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:43:00,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:43:00,384 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:43:00,384 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:43:00,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:43:00,384 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:43:00,384 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:43:00,384 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:43:00,384 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:43:00,384 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:43:00,385 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:43:00,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:43:00,385 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:43:00,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:43:00,385 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:43:00,385 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:43:00,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:43:00,385 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b 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 -> Kojak 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 -> 3cf9a63e6b69549a73ec0cdf90051f21ab19a39a485979f4709a706d3ba6e298 [2024-12-06 00:43:00,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:43:00,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:43:00,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:43:00,614 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:43:00,614 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:43:00,616 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-12-06 00:43:03,231 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/data/c8b3f96e9/76009be5f41f403ca8c6d7cc355823bd/FLAG8a2cf4b84 [2024-12-06 00:43:03,642 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:43:03,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-12-06 00:43:03,672 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/data/c8b3f96e9/76009be5f41f403ca8c6d7cc355823bd/FLAG8a2cf4b84 [2024-12-06 00:43:03,792 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/data/c8b3f96e9/76009be5f41f403ca8c6d7cc355823bd [2024-12-06 00:43:03,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:43:03,795 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:43:03,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:43:03,797 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:43:03,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:43:03,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:43:03" (1/1) ... [2024-12-06 00:43:03,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@449faee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:03, skipping insertion in model container [2024-12-06 00:43:03,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:43:03" (1/1) ... [2024-12-06 00:43:03,885 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:43:04,174 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5520,5533] [2024-12-06 00:43:08,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:43:08,394 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:43:08,409 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5520,5533] [2024-12-06 00:43:08,502 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-12-06 00:43:08,503 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-12-06 00:43:08,504 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-12-06 00:43:08,504 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-12-06 00:43:08,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] [2024-12-06 00:43:08,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:43:09,023 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:43:09,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09 WrapperNode [2024-12-06 00:43:09,024 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:43:09,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:43:09,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:43:09,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:43:09,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,125 INFO L138 Inliner]: procedures = 1354, calls = 1463, calls flagged for inlining = 116, calls inlined = 13, statements flattened = 311 [2024-12-06 00:43:09,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:43:09,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:43:09,127 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:43:09,127 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:43:09,135 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,140 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,157 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,158 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:43:09,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:43:09,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:43:09,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:43:09,178 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:09" (1/1) ... [2024-12-06 00:43:09,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:43:09,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:43:09,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:43:09,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:43:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:43:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:43:09,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:43:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:43:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-12-06 00:43:09,236 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-12-06 00:43:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:43:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:43:09,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:43:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-12-06 00:43:09,236 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-12-06 00:43:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-12-06 00:43:09,237 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-12-06 00:43:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:43:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure access_ok [2024-12-06 00:43:09,237 INFO L138 BoogieDeclarations]: Found implementation of procedure access_ok [2024-12-06 00:43:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2024-12-06 00:43:09,237 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2024-12-06 00:43:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:43:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:43:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:43:09,237 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:43:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 00:43:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:43:09,239 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 00:43:09,554 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:43:09,556 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:43:10,042 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:43:10,042 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:43:10,150 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem50 := read~int(~lock.base, 4 + ~lock.offset, 4);). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:43:10,156 INFO L158 Benchmark]: Toolchain (without parser) took 6359.71ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 107.7MB in the beginning and 187.6MB in the end (delta: -79.8MB). Peak memory consumption was 205.2MB. Max. memory is 16.1GB. [2024-12-06 00:43:10,156 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:43:10,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5227.81ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 107.5MB in the beginning and 259.0MB in the end (delta: -151.5MB). Peak memory consumption was 146.1MB. Max. memory is 16.1GB. [2024-12-06 00:43:10,157 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.43ms. Allocated memory is still 427.8MB. Free memory was 259.0MB in the beginning and 249.9MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:43:10,157 INFO L158 Benchmark]: Boogie Preprocessor took 49.23ms. Allocated memory is still 427.8MB. Free memory was 249.9MB in the beginning and 245.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:43:10,158 INFO L158 Benchmark]: RCFGBuilder took 977.22ms. Allocated memory is still 427.8MB. Free memory was 245.6MB in the beginning and 187.6MB in the end (delta: 58.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-06 00:43:10,160 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5227.81ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 107.5MB in the beginning and 259.0MB in the end (delta: -151.5MB). Peak memory consumption was 146.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.43ms. Allocated memory is still 427.8MB. Free memory was 259.0MB in the beginning and 249.9MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.23ms. Allocated memory is still 427.8MB. Free memory was 249.9MB in the beginning and 245.6MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 977.22ms. Allocated memory is still 427.8MB. Free memory was 245.6MB in the beginning and 187.6MB in the end (delta: 58.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem50 := read~int(~lock.base, 4 + ~lock.offset, 4);). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem50 := read~int(~lock.base, 4 + ~lock.offset, 4);). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 5817]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:43:10,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3cf9a63e6b69549a73ec0cdf90051f21ab19a39a485979f4709a706d3ba6e298 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:43:12,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:43:12,264 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:43:12,292 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:43:12,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:43:12,293 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:43:12,293 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:43:12,293 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:43:12,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:43:12,293 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:43:12,294 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:43:12,294 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:43:12,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:43:12,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:43:12,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:43:12,294 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:43:12,294 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:43:12,294 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:43:12,294 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:43:12,294 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:43:12,294 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:43:12,295 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:43:12,295 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:43:12,295 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:43:12,295 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:43:12,295 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:43:12,295 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:12,295 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:43:12,295 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:43:12,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:43:12,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:43:12,295 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:43:12,296 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:43:12,296 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:43:12,296 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:12,296 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:43:12,296 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b 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 -> Kojak 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 -> 3cf9a63e6b69549a73ec0cdf90051f21ab19a39a485979f4709a706d3ba6e298 [2024-12-06 00:43:12,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:43:12,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:43:12,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:43:12,561 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:43:12,562 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:43:12,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-12-06 00:43:15,207 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/data/9054d3d1d/b8fb0378a3c64fdba328dcb51cfa4e0d/FLAGe4af02009 [2024-12-06 00:43:15,643 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:43:15,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-12-06 00:43:15,687 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/data/9054d3d1d/b8fb0378a3c64fdba328dcb51cfa4e0d/FLAGe4af02009 [2024-12-06 00:43:15,756 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/data/9054d3d1d/b8fb0378a3c64fdba328dcb51cfa4e0d [2024-12-06 00:43:15,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:43:15,760 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:43:15,761 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:43:15,761 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:43:15,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:43:15,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:43:15" (1/1) ... [2024-12-06 00:43:15,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c42a152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:15, skipping insertion in model container [2024-12-06 00:43:15,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:43:15" (1/1) ... [2024-12-06 00:43:15,843 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:43:16,149 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5520,5533] [2024-12-06 00:43:16,627 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:18,109 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,901 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,902 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,903 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,903 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,904 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,904 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,909 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,909 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,910 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,957 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,957 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,957 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,957 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,957 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,958 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,958 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,958 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,958 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,958 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,958 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,958 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,959 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,959 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,959 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,959 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,959 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:19,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:43:19,979 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-12-06 00:43:20,018 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:43:20,024 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5520,5533] [2024-12-06 00:43:20,046 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,109 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,251 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,252 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,253 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,253 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,254 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,254 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,255 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,255 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,256 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,266 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,266 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,266 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,266 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,267 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,267 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,267 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,267 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,267 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,267 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,267 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,268 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,268 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,268 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,268 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,268 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,268 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:43:20,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:43:20,276 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:43:20,289 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i[5520,5533] [2024-12-06 00:43:20,373 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-12-06 00:43:20,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-12-06 00:43:20,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-12-06 00:43:20,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2024-12-06 00:43:20,480 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] [2024-12-06 00:43:20,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:43:20,967 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:43:20,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20 WrapperNode [2024-12-06 00:43:20,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:43:20,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:43:20,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:43:20,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:43:20,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,038 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,077 INFO L138 Inliner]: procedures = 1368, calls = 1463, calls flagged for inlining = 116, calls inlined = 13, statements flattened = 295 [2024-12-06 00:43:21,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:43:21,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:43:21,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:43:21,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:43:21,086 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,091 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,092 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,112 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,126 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:43:21,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:43:21,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:43:21,136 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:43:21,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:43:20" (1/1) ... [2024-12-06 00:43:21,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:43:21,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:43:21,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:43:21,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:43:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:43:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:43:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:43:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-12-06 00:43:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-12-06 00:43:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:43:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:43:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:43:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-12-06 00:43:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-12-06 00:43:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-12-06 00:43:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-12-06 00:43:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure access_ok [2024-12-06 00:43:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure access_ok [2024-12-06 00:43:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2024-12-06 00:43:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2024-12-06 00:43:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:43:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:43:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 00:43:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:43:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-12-06 00:43:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 00:43:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:43:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:43:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-12-06 00:43:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 00:43:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 00:43:21,192 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 00:43:21,546 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:43:21,548 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:43:22,166 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:43:22,166 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:43:22,244 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem39 := read~intINTTYPE4(~lock.base, ~bvadd~32(4bv32, ~lock.offset), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:43:22,248 INFO L158 Benchmark]: Toolchain (without parser) took 6487.76ms. Allocated memory was 92.3MB in the beginning and 369.1MB in the end (delta: 276.8MB). Free memory was 58.6MB in the beginning and 155.0MB in the end (delta: -96.4MB). Peak memory consumption was 180.1MB. Max. memory is 16.1GB. [2024-12-06 00:43:22,248 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:43:22,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5207.54ms. Allocated memory was 92.3MB in the beginning and 369.1MB in the end (delta: 276.8MB). Free memory was 58.4MB in the beginning and 240.3MB in the end (delta: -181.9MB). Peak memory consumption was 119.9MB. Max. memory is 16.1GB. [2024-12-06 00:43:22,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.34ms. Allocated memory is still 369.1MB. Free memory was 240.3MB in the beginning and 231.2MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:43:22,250 INFO L158 Benchmark]: Boogie Preprocessor took 56.97ms. Allocated memory is still 369.1MB. Free memory was 231.2MB in the beginning and 225.5MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:43:22,250 INFO L158 Benchmark]: RCFGBuilder took 1110.73ms. Allocated memory is still 369.1MB. Free memory was 225.5MB in the beginning and 155.0MB in the end (delta: 70.4MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-12-06 00:43:22,252 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5207.54ms. Allocated memory was 92.3MB in the beginning and 369.1MB in the end (delta: 276.8MB). Free memory was 58.4MB in the beginning and 240.3MB in the end (delta: -181.9MB). Peak memory consumption was 119.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.34ms. Allocated memory is still 369.1MB. Free memory was 240.3MB in the beginning and 231.2MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.97ms. Allocated memory is still 369.1MB. Free memory was 231.2MB in the beginning and 225.5MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1110.73ms. Allocated memory is still 369.1MB. Free memory was 225.5MB in the beginning and 155.0MB in the end (delta: 70.4MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem39 := read~intINTTYPE4(~lock.base, ~bvadd~32(4bv32, ~lock.offset), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem39 := read~intINTTYPE4(~lock.base, ~bvadd~32(4bv32, ~lock.offset), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 5817]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5817] RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:43:22,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41099880-54f4-4601-bbbe-b29d2653bb8e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call #t~mem39 := read~intINTTYPE4(~lock.base, ~bvadd~32(4bv32, ~lock.offset), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block?