./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d21289ad0260bc29d79b2bd61c2535ad4b8522ed30b4caa2844d314826a0bd1c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:30:39,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:30:39,407 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-28 23:30:39,411 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:30:39,411 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:30:39,434 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:30:39,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:30:39,435 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:30:39,436 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 23:30:39,436 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 23:30:39,437 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:30:39,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:30:39,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:30:39,438 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:30:39,439 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:30:39,439 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:30:39,440 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:30:39,440 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 23:30:39,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 23:30:39,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 23:30:39,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:30:39,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:30:39,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:30:39,447 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:30:39,447 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 23:30:39,448 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:30:39,448 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:30:39,448 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:30:39,449 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:30:39,449 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 23:30:39,449 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:30:39,450 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:30:39,450 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:30:39,450 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:30:39,451 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:30:39,451 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 23:30:39,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-28 23:30:39,451 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:30:39,451 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:30:39,452 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:30:39,452 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:30:39,452 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:30:39,452 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d21289ad0260bc29d79b2bd61c2535ad4b8522ed30b4caa2844d314826a0bd1c [2023-11-28 23:30:39,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:30:39,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:30:39,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:30:39,693 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:30:39,693 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:30:39,694 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2023-11-28 23:30:42,453 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:30:42,864 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:30:42,865 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2023-11-28 23:30:42,901 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/data/897d7d6d8/dddddc114dd14c1f896253a0544b8568/FLAGacca96a0d [2023-11-28 23:30:42,915 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/data/897d7d6d8/dddddc114dd14c1f896253a0544b8568 [2023-11-28 23:30:42,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:30:42,919 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:30:42,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:30:42,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:30:42,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:30:42,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:30:42" (1/1) ... [2023-11-28 23:30:42,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c39729e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:42, skipping insertion in model container [2023-11-28 23:30:42,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:30:42" (1/1) ... [2023-11-28 23:30:43,050 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:30:44,510 WARN L240 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_e765d68e-a554-4aa2-b4ce-89343d48ce15/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2023-11-28 23:30:44,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:30:44,697 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:30:44,778 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3628-3629] [2023-11-28 23:30:44,781 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3662] [2023-11-28 23:30:44,781 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3665] [2023-11-28 23:30:44,782 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3668] [2023-11-28 23:30:44,782 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3671] [2023-11-28 23:30:44,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___12->state): : "memory", "cc"); [4769-4770] [2023-11-28 23:30:44,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___13->state): : "memory", "cc"); [4776-4777] [2023-11-28 23:30:44,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___14->state): : "memory", "cc"); [4783-4784] [2023-11-28 23:30:44,859 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___15->state): : "memory", "cc"); [4790-4791] [2023-11-28 23:30:44,860 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___17->state): : "memory", "cc"); [4837-4838] [2023-11-28 23:30:44,860 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___18->state): : "memory", "cc"); [4844-4845] [2023-11-28 23:30:44,860 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___19->state): : "memory", "cc"); [4851-4852] [2023-11-28 23:30:44,861 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___20->state): : "memory", "cc"); [4858-4859] [2023-11-28 23:30:44,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [5071-5072] [2023-11-28 23:30:44,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [5078-5079] [2023-11-28 23:30:44,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [5085-5086] [2023-11-28 23:30:44,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [5092-5093] [2023-11-28 23:30:44,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___6->state): : "memory", "cc"); [5152-5153] [2023-11-28 23:30:44,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___7->state): : "memory", "cc"); [5159-5160] [2023-11-28 23:30:44,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___8->state): : "memory", "cc"); [5166-5167] [2023-11-28 23:30:44,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___9->state): : "memory", "cc"); [5173-5174] [2023-11-28 23:30:44,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___1), "+m" (tmp___15->state): : "memory", "cc"); [5263-5264] [2023-11-28 23:30:44,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___1), "+m" (tmp___16->state): : "memory", "cc"); [5270-5271] [2023-11-28 23:30:44,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___1), "+m" (tmp___17->state): : "memory", "cc"); [5277-5278] [2023-11-28 23:30:44,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___1), "+m" (tmp___18->state): : "memory", "cc"); [5284-5285] [2023-11-28 23:30:44,935 WARN L240 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_e765d68e-a554-4aa2-b4ce-89343d48ce15/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2023-11-28 23:30:44,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:30:45,011 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:30:45,011 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-28 23:30:45,018 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:30:45,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45 WrapperNode [2023-11-28 23:30:45,019 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:30:45,020 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:30:45,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:30:45,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:30:45,028 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:45,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:45,278 INFO L138 Inliner]: procedures = 287, calls = 1760, calls flagged for inlining = 461, calls inlined = 521, statements flattened = 6390 [2023-11-28 23:30:45,278 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:30:45,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:30:45,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:30:45,279 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:30:45,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:45,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:45,315 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:45,853 INFO L175 MemorySlicer]: Split 915 memory accesses to 34 slices as follows [14, 126, 4, 426, 7, 1, 22, 2, 27, 3, 126, 3, 3, 7, 14, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 7, 7, 7, 7, 7, 10, 7, 7, 7]. 47 percent of accesses are in the largest equivalence class. The 473 initializations are split as follows [14, 126, 4, 140, 7, 1, 22, 2, 27, 1, 0, 1, 1, 7, 0, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 7, 7, 7, 7, 7, 0, 7, 7, 7]. The 231 writes are split as follows [0, 0, 0, 98, 0, 0, 0, 0, 0, 1, 108, 1, 1, 0, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 0, 0, 0]. [2023-11-28 23:30:45,854 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:45,854 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:45,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:45,985 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:46,004 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:46,020 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:46,049 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:30:46,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:30:46,050 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:30:46,050 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:30:46,051 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (1/1) ... [2023-11-28 23:30:46,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:30:46,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:30:46,079 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:30:46,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:30:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-11-28 23:30:46,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2023-11-28 23:30:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2023-11-28 23:30:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-28 23:30:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_scenario_3 [2023-11-28 23:30:46,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_scenario_3 [2023-11-28 23:30:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-28 23:30:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-28 23:30:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-28 23:30:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-28 23:30:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-28 23:30:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-28 23:30:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-28 23:30:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-28 23:30:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-28 23:30:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-28 23:30:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-28 23:30:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-28 23:30:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-28 23:30:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-28 23:30:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-28 23:30:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-28 23:30:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-28 23:30:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-28 23:30:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-28 23:30:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-28 23:30:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-28 23:30:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-28 23:30:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-28 23:30:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-28 23:30:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-28 23:30:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-28 23:30:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-28 23:30:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2023-11-28 23:30:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2023-11-28 23:30:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2023-11-28 23:30:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2023-11-28 23:30:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2023-11-28 23:30:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2023-11-28 23:30:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2023-11-28 23:30:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-28 23:30:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-28 23:30:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-28 23:30:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-28 23:30:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-28 23:30:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-28 23:30:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-28 23:30:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-28 23:30:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-28 23:30:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-28 23:30:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-28 23:30:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-28 23:30:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-28 23:30:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-28 23:30:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-28 23:30:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-28 23:30:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-28 23:30:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-28 23:30:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-28 23:30:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-28 23:30:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-28 23:30:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-28 23:30:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-28 23:30:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-28 23:30:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-28 23:30:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-28 23:30:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-28 23:30:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-28 23:30:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2023-11-28 23:30:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2023-11-28 23:30:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2023-11-28 23:30:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2023-11-28 23:30:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#31 [2023-11-28 23:30:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#32 [2023-11-28 23:30:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#33 [2023-11-28 23:30:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-28 23:30:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-28 23:30:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-28 23:30:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-28 23:30:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-28 23:30:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-28 23:30:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-28 23:30:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-28 23:30:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-28 23:30:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-28 23:30:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-28 23:30:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-28 23:30:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-28 23:30:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-28 23:30:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-28 23:30:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-28 23:30:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-28 23:30:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-28 23:30:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-28 23:30:46,126 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-28 23:30:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-28 23:30:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-28 23:30:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-28 23:30:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-28 23:30:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-28 23:30:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-28 23:30:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-28 23:30:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-28 23:30:46,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-28 23:30:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-28 23:30:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-28 23:30:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-28 23:30:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-28 23:30:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-28 23:30:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2023-11-28 23:30:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-28 23:30:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-28 23:30:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-28 23:30:46,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-28 23:30:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-28 23:30:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-28 23:30:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-28 23:30:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-28 23:30:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-28 23:30:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-28 23:30:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-28 23:30:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-28 23:30:46,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-28 23:30:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-28 23:30:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-28 23:30:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-28 23:30:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-28 23:30:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-28 23:30:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-28 23:30:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-28 23:30:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-28 23:30:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-28 23:30:46,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-28 23:30:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-28 23:30:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-28 23:30:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-28 23:30:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-28 23:30:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-28 23:30:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-28 23:30:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-28 23:30:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-28 23:30:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-28 23:30:46,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-28 23:30:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2023-11-28 23:30:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-28 23:30:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-28 23:30:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:30:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-28 23:30:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-28 23:30:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-28 23:30:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-28 23:30:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-28 23:30:46,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-28 23:30:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-28 23:30:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-28 23:30:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-28 23:30:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-28 23:30:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-28 23:30:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-28 23:30:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-28 23:30:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-28 23:30:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-28 23:30:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-28 23:30:46,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-28 23:30:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-28 23:30:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-28 23:30:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-28 23:30:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-28 23:30:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-28 23:30:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-28 23:30:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-28 23:30:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-28 23:30:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-28 23:30:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-28 23:30:46,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2023-11-28 23:30:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2023-11-28 23:30:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2023-11-28 23:30:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2023-11-28 23:30:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2023-11-28 23:30:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2023-11-28 23:30:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2023-11-28 23:30:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-28 23:30:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_character_driver_scenario_2 [2023-11-28 23:30:46,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_character_driver_scenario_2 [2023-11-28 23:30:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-28 23:30:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-28 23:30:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-28 23:30:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-28 23:30:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-28 23:30:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-28 23:30:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-28 23:30:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-28 23:30:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-28 23:30:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-28 23:30:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-28 23:30:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-28 23:30:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-28 23:30:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-28 23:30:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-28 23:30:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-28 23:30:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-28 23:30:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-28 23:30:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-28 23:30:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-28 23:30:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-28 23:30:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-28 23:30:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2023-11-28 23:30:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:30:46,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:30:46,143 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-28 23:30:46,788 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:30:46,790 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 23:30:51,711 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 23:30:58,108 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 23:30:58,108 INFO L309 CfgBuilder]: Removed 29 assume(true) statements. [2023-11-28 23:30:58,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:30:58 BoogieIcfgContainer [2023-11-28 23:30:58,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 23:30:58,111 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 23:30:58,111 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 23:30:58,114 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 23:30:58,114 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:30:42" (1/3) ... [2023-11-28 23:30:58,115 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fd9cb5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:30:58, skipping insertion in model container [2023-11-28 23:30:58,115 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:30:45" (2/3) ... [2023-11-28 23:30:58,115 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fd9cb5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:30:58, skipping insertion in model container [2023-11-28 23:30:58,115 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:30:58" (3/3) ... [2023-11-28 23:30:58,117 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2023-11-28 23:30:58,125 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-28 23:30:58,133 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 23:30:58,133 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-28 23:30:58,133 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-28 23:30:58,851 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2023-11-28 23:30:58,889 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 207 places, 271 transitions, 575 flow [2023-11-28 23:30:59,499 INFO L124 PetriNetUnfolderBase]: 118/460 cut-off events. [2023-11-28 23:30:59,499 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-11-28 23:30:59,510 INFO L83 FinitePrefix]: Finished finitePrefix Result has 483 conditions, 460 events. 118/460 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 2057 event pairs, 0 based on Foata normal form. 0/334 useless extension candidates. Maximal degree in co-relation 466. Up to 18 conditions per place. [2023-11-28 23:30:59,510 INFO L82 GeneralOperation]: Start removeDead. Operand has 207 places, 271 transitions, 575 flow [2023-11-28 23:30:59,521 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 198 places, 262 transitions, 548 flow [2023-11-28 23:30:59,532 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:30:59,538 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7adfc9ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:30:59,539 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2023-11-28 23:30:59,923 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-28 23:30:59,923 INFO L124 PetriNetUnfolderBase]: 58/251 cut-off events. [2023-11-28 23:30:59,923 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-11-28 23:30:59,923 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-28 23:30:59,924 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:30:59,924 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_character_driver_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_character_driver_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2023-11-28 23:30:59,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:30:59,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1209860537, now seen corresponding path program 1 times [2023-11-28 23:30:59,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:30:59,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810844317] [2023-11-28 23:30:59,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:30:59,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:31:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:31:01,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:31:01,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:31:01,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810844317] [2023-11-28 23:31:01,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810844317] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:31:01,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:31:01,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 23:31:01,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430577709] [2023-11-28 23:31:01,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:31:01,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-28 23:31:01,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:31:01,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-28 23:31:01,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-28 23:31:01,347 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 22 out of 273 [2023-11-28 23:31:01,350 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 198 places, 262 transitions, 548 flow. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:31:01,350 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-28 23:31:01,350 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 22 of 273 [2023-11-28 23:31:01,351 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-28 23:31:05,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-28 23:31:09,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-28 23:31:25,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-28 23:31:27,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-28 23:31:32,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-28 23:32:08,682 INFO L124 PetriNetUnfolderBase]: 122986/164146 cut-off events. [2023-11-28 23:32:08,682 INFO L125 PetriNetUnfolderBase]: For 1452/1452 co-relation queries the response was YES. [2023-11-28 23:32:08,911 INFO L83 FinitePrefix]: Finished finitePrefix Result has 326413 conditions, 164146 events. 122986/164146 cut-off events. For 1452/1452 co-relation queries the response was YES. Maximal size of possible extension queue 1957. Compared 946164 event pairs, 83492 based on Foata normal form. 158/130026 useless extension candidates. Maximal degree in co-relation 325480. Up to 158831 conditions per place. [2023-11-28 23:32:08,998 INFO L140 encePairwiseOnDemand]: 268/273 looper letters, 0 selfloop transitions, 0 changer transitions 328/328 dead transitions. [2023-11-28 23:32:08,999 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 197 places, 328 transitions, 1311 flow [2023-11-28 23:32:09,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-28 23:32:09,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-28 23:32:09,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 381 transitions. [2023-11-28 23:32:09,013 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4652014652014652 [2023-11-28 23:32:09,014 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 381 transitions. [2023-11-28 23:32:09,015 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 381 transitions. [2023-11-28 23:32:09,017 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 23:32:09,019 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 381 transitions. [2023-11-28 23:32:09,024 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:09,029 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 273.0) internal successors, (1092), 4 states have internal predecessors, (1092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:09,030 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 273.0) internal successors, (1092), 4 states have internal predecessors, (1092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:09,032 INFO L175 Difference]: Start difference. First operand has 198 places, 262 transitions, 548 flow. Second operand 3 states and 381 transitions. [2023-11-28 23:32:09,032 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 197 places, 328 transitions, 1311 flow [2023-11-28 23:32:09,050 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 191 places, 328 transitions, 1289 flow, removed 0 selfloop flow, removed 6 redundant places. [2023-11-28 23:32:09,053 INFO L231 Difference]: Finished difference. Result has 191 places, 0 transitions, 0 flow [2023-11-28 23:32:09,055 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=273, PETRI_DIFFERENCE_MINUEND_FLOW=522, PETRI_DIFFERENCE_MINUEND_PLACES=189, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=257, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=257, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=191, PETRI_TRANSITIONS=0} [2023-11-28 23:32:09,058 INFO L281 CegarLoopForPetriNet]: 198 programPoint places, -7 predicate places. [2023-11-28 23:32:09,058 INFO L495 AbstractCegarLoop]: Abstraction has has 191 places, 0 transitions, 0 flow [2023-11-28 23:32:09,058 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-28 23:32:09,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_character_driver_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2023-11-28 23:32:09,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2023-11-28 23:32:09,060 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_insmod_4Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2023-11-28 23:32:09,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_insmod_4Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2023-11-28 23:32:09,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_character_driver_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2023-11-28 23:32:09,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_insmod_4Thread1of1ForFork2Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 7 remaining) [2023-11-28 23:32:09,061 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_insmod_4Thread1of1ForFork2Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 7 remaining) [2023-11-28 23:32:09,061 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-28 23:32:09,062 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-28 23:32:09,067 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-28 23:32:09,067 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-28 23:32:09,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:32:09 BasicIcfg [2023-11-28 23:32:09,072 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-28 23:32:09,072 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-28 23:32:09,072 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-28 23:32:09,073 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-28 23:32:09,073 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:30:58" (3/4) ... [2023-11-28 23:32:09,074 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-28 23:32:09,076 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_character_driver_scenario_2 [2023-11-28 23:32:09,077 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_insmod_4 [2023-11-28 23:32:09,077 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_scenario_3 [2023-11-28 23:32:09,097 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 654 nodes and edges [2023-11-28 23:32:09,098 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 328 nodes and edges [2023-11-28 23:32:09,099 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 127 nodes and edges [2023-11-28 23:32:09,100 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2023-11-28 23:32:09,101 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-28 23:32:09,102 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-28 23:32:09,103 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-28 23:32:09,104 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-28 23:32:09,105 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-28 23:32:09,105 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-28 23:32:09,250 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-28 23:32:09,250 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-28 23:32:09,250 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-28 23:32:09,251 INFO L158 Benchmark]: Toolchain (without parser) took 86332.11ms. Allocated memory was 174.1MB in the beginning and 6.8GB in the end (delta: 6.6GB). Free memory was 129.2MB in the beginning and 4.8GB in the end (delta: -4.6GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2023-11-28 23:32:09,251 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:32:09,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2099.70ms. Allocated memory is still 174.1MB. Free memory was 129.2MB in the beginning and 85.7MB in the end (delta: 43.5MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2023-11-28 23:32:09,252 INFO L158 Benchmark]: Boogie Procedure Inliner took 258.14ms. Allocated memory was 174.1MB in the beginning and 220.2MB in the end (delta: 46.1MB). Free memory was 85.7MB in the beginning and 143.1MB in the end (delta: -57.4MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-11-28 23:32:09,252 INFO L158 Benchmark]: Boogie Preprocessor took 769.80ms. Allocated memory is still 220.2MB. Free memory was 143.1MB in the beginning and 111.1MB in the end (delta: 32.0MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2023-11-28 23:32:09,253 INFO L158 Benchmark]: RCFGBuilder took 12059.27ms. Allocated memory was 220.2MB in the beginning and 906.0MB in the end (delta: 685.8MB). Free memory was 111.1MB in the beginning and 388.6MB in the end (delta: -277.5MB). Peak memory consumption was 634.0MB. Max. memory is 16.1GB. [2023-11-28 23:32:09,253 INFO L158 Benchmark]: TraceAbstraction took 70960.55ms. Allocated memory was 906.0MB in the beginning and 6.8GB in the end (delta: 5.9GB). Free memory was 387.5MB in the beginning and 4.8GB in the end (delta: -4.4GB). Peak memory consumption was 3.4GB. Max. memory is 16.1GB. [2023-11-28 23:32:09,253 INFO L158 Benchmark]: Witness Printer took 177.96ms. Allocated memory is still 6.8GB. Free memory was 4.8GB in the beginning and 4.8GB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-28 23:32:09,255 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 117.4MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2099.70ms. Allocated memory is still 174.1MB. Free memory was 129.2MB in the beginning and 85.7MB in the end (delta: 43.5MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 258.14ms. Allocated memory was 174.1MB in the beginning and 220.2MB in the end (delta: 46.1MB). Free memory was 85.7MB in the beginning and 143.1MB in the end (delta: -57.4MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 769.80ms. Allocated memory is still 220.2MB. Free memory was 143.1MB in the beginning and 111.1MB in the end (delta: 32.0MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. * RCFGBuilder took 12059.27ms. Allocated memory was 220.2MB in the beginning and 906.0MB in the end (delta: 685.8MB). Free memory was 111.1MB in the beginning and 388.6MB in the end (delta: -277.5MB). Peak memory consumption was 634.0MB. Max. memory is 16.1GB. * TraceAbstraction took 70960.55ms. Allocated memory was 906.0MB in the beginning and 6.8GB in the end (delta: 5.9GB). Free memory was 387.5MB in the beginning and 4.8GB in the end (delta: -4.4GB). Peak memory consumption was 3.4GB. Max. memory is 16.1GB. * Witness Printer took 177.96ms. Allocated memory is still 6.8GB. Free memory was 4.8GB in the beginning and 4.8GB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3628]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3628-3629] - GenericResultAtLocation [Line: 3662]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3662] - GenericResultAtLocation [Line: 3665]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3665] - GenericResultAtLocation [Line: 3668]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3668] - GenericResultAtLocation [Line: 3671]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3671] - GenericResultAtLocation [Line: 4769]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___12->state): : "memory", "cc"); [4769-4770] - GenericResultAtLocation [Line: 4776]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___13->state): : "memory", "cc"); [4776-4777] - GenericResultAtLocation [Line: 4783]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___14->state): : "memory", "cc"); [4783-4784] - GenericResultAtLocation [Line: 4790]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___15->state): : "memory", "cc"); [4790-4791] - GenericResultAtLocation [Line: 4837]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___17->state): : "memory", "cc"); [4837-4838] - GenericResultAtLocation [Line: 4844]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___18->state): : "memory", "cc"); [4844-4845] - GenericResultAtLocation [Line: 4851]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___19->state): : "memory", "cc"); [4851-4852] - GenericResultAtLocation [Line: 4858]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___20->state): : "memory", "cc"); [4858-4859] - GenericResultAtLocation [Line: 5071]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___1->state): : "memory", "cc"); [5071-5072] - GenericResultAtLocation [Line: 5078]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___2->state): : "memory", "cc"); [5078-5079] - GenericResultAtLocation [Line: 5085]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [5085-5086] - GenericResultAtLocation [Line: 5092]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [5092-5093] - GenericResultAtLocation [Line: 5152]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___0), "+m" (tmp___6->state): : "memory", "cc"); [5152-5153] - GenericResultAtLocation [Line: 5159]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___0), "+m" (tmp___7->state): : "memory", "cc"); [5159-5160] - GenericResultAtLocation [Line: 5166]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___0), "+m" (tmp___8->state): : "memory", "cc"); [5166-5167] - GenericResultAtLocation [Line: 5173]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___0), "+m" (tmp___9->state): : "memory", "cc"); [5173-5174] - GenericResultAtLocation [Line: 5263]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret___1), "+m" (tmp___15->state): : "memory", "cc"); [5263-5264] - GenericResultAtLocation [Line: 5270]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret___1), "+m" (tmp___16->state): : "memory", "cc"); [5270-5271] - GenericResultAtLocation [Line: 5277]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret___1), "+m" (tmp___17->state): : "memory", "cc"); [5277-5278] - GenericResultAtLocation [Line: 5284]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret___1), "+m" (tmp___18->state): : "memory", "cc"); [5284-5285] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 7269]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 383 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.4s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 70.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 67.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.6s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 74 SdHoareTripleChecker+Valid, 19.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 71 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 19.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 548 IncrementalHoareTripleChecker+Invalid, 551 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 2 mSDtfsCounter, 548 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=548occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-28 23:32:09,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e765d68e-a554-4aa2-b4ce-89343d48ce15/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE