/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BIN-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-dev-db9108f-m [2023-12-07 15:07:23,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-07 15:07:23,688 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-12-07 15:07:23,692 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-07 15:07:23,692 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-07 15:07:23,745 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-07 15:07:23,746 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-07 15:07:23,746 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-07 15:07:23,746 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-07 15:07:23,746 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-07 15:07:23,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-07 15:07:23,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-07 15:07:23,747 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-07 15:07:23,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-07 15:07:23,748 INFO L153 SettingsManager]: * Use SBE=true [2023-12-07 15:07:23,748 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-07 15:07:23,749 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-07 15:07:23,749 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-07 15:07:23,749 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-07 15:07:23,749 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-07 15:07:23,750 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-07 15:07:23,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-07 15:07:23,753 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-07 15:07:23,754 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-07 15:07:23,754 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-07 15:07:23,754 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-07 15:07:23,754 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-07 15:07:23,755 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-07 15:07:23,755 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-07 15:07:23,755 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-07 15:07:23,755 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-07 15:07:23,756 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-07 15:07:23,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-07 15:07:23,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-07 15:07:23,757 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-07 15:07:23,757 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-07 15:07:23,757 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-07 15:07:23,757 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-07 15:07:23,758 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-07 15:07:23,758 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-07 15:07:23,758 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-07 15:07:23,765 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-07 15:07:23,766 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-07 15:07:24,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-07 15:07:24,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-07 15:07:24,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-07 15:07:24,099 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-07 15:07:24,102 INFO L274 PluginConnector]: CDTParser initialized [2023-12-07 15:07:24,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2023-12-07 15:07:27,057 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-07 15:07:27,988 INFO L384 CDTParser]: Found 1 translation units. [2023-12-07 15:07:27,989 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--arcnet--com90xx.ko-entry_point.cil.out.i [2023-12-07 15:07:28,088 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8587156b4/0666790a2cbc4d81b6863eb6b7b5f799/FLAG20d242957 [2023-12-07 15:07:28,105 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8587156b4/0666790a2cbc4d81b6863eb6b7b5f799 [2023-12-07 15:07:28,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-07 15:07:28,108 INFO L133 ToolchainWalker]: Walking toolchain with 3 elements. [2023-12-07 15:07:28,122 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-07 15:07:28,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-07 15:07:28,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-07 15:07:28,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:07:28" (1/1) ... [2023-12-07 15:07:28,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42befb3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:28, skipping insertion in model container [2023-12-07 15:07:28,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:07:28" (1/1) ... [2023-12-07 15:07:28,343 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-07 15:07:30,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 15:07:30,084 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-07 15:07:30,265 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-07 15:07:30,915 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 15:07:30,937 INFO L202 MainTranslator]: Completed pre-run [2023-12-07 15:07:31,151 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5420] [2023-12-07 15:07:31,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5427] [2023-12-07 15:07:31,155 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5458] [2023-12-07 15:07:31,155 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5466] [2023-12-07 15:07:31,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 15:07:31,350 INFO L206 MainTranslator]: Completed translation [2023-12-07 15:07:31,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31 WrapperNode [2023-12-07 15:07:31,351 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-07 15:07:31,352 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-07 15:07:31,352 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-07 15:07:31,352 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-07 15:07:31,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31" (1/1) ... [2023-12-07 15:07:31,409 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31" (1/1) ... [2023-12-07 15:07:31,546 INFO L138 Inliner]: procedures = 106, calls = 557, calls flagged for inlining = 32, calls inlined = 26, statements flattened = 1428 [2023-12-07 15:07:31,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-07 15:07:31,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-07 15:07:31,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-07 15:07:31,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-07 15:07:31,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31" (1/1) ... [2023-12-07 15:07:31,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31" (1/1) ... [2023-12-07 15:07:31,583 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31" (1/1) ... [2023-12-07 15:07:31,837 INFO L175 MemorySlicer]: Split 266 memory accesses to 11 slices as follows [2, 2, 2, 143, 2, 3, 69, 10, 29, 2, 2]. 54 percent of accesses are in the largest equivalence class. The 172 initializations are split as follows [2, 2, 2, 143, 2, 0, 8, 9, 0, 2, 2]. The 32 writes are split as follows [0, 0, 0, 0, 0, 2, 20, 0, 10, 0, 0]. [2023-12-07 15:07:31,838 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31" (1/1) ... [2023-12-07 15:07:31,838 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31" (1/1) ... [2023-12-07 15:07:31,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31" (1/1) ... [2023-12-07 15:07:32,003 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31" (1/1) ... [2023-12-07 15:07:32,033 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31" (1/1) ... [2023-12-07 15:07:32,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:31" (1/1) ... [2023-12-07 15:07:32,056 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-07 15:07:32,058 INFO L158 Benchmark]: Toolchain (without parser) took 3949.77ms. Allocated memory was 60.9MB in the beginning and 81.0MB in the end (delta: 20.1MB). Free memory was 27.4MB in the beginning and 23.1MB in the end (delta: 4.3MB). Peak memory consumption was 43.6MB. Max. memory is 3.9GB. [2023-12-07 15:07:32,058 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.9MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 3.9GB. [2023-12-07 15:07:32,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3229.31ms. Allocated memory was 60.9MB in the beginning and 81.0MB in the end (delta: 20.1MB). Free memory was 27.1MB in the beginning and 21.0MB in the end (delta: 6.1MB). Peak memory consumption was 33.8MB. Max. memory is 3.9GB. [2023-12-07 15:07:32,059 INFO L158 Benchmark]: Boogie Procedure Inliner took 194.98ms. Allocated memory is still 81.0MB. Free memory was 21.0MB in the beginning and 28.6MB in the end (delta: -7.6MB). Peak memory consumption was 10.0MB. Max. memory is 3.9GB. [2023-12-07 15:07:32,060 INFO L158 Benchmark]: Boogie Preprocessor took 509.07ms. Allocated memory is still 81.0MB. Free memory was 28.6MB in the beginning and 23.1MB in the end (delta: 5.5MB). Peak memory consumption was 24.7MB. Max. memory is 3.9GB. [2023-12-07 15:07:32,061 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 60.9MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 3.9GB. * CACSL2BoogieTranslator took 3229.31ms. Allocated memory was 60.9MB in the beginning and 81.0MB in the end (delta: 20.1MB). Free memory was 27.1MB in the beginning and 21.0MB in the end (delta: 6.1MB). Peak memory consumption was 33.8MB. Max. memory is 3.9GB. * Boogie Procedure Inliner took 194.98ms. Allocated memory is still 81.0MB. Free memory was 21.0MB in the beginning and 28.6MB in the end (delta: -7.6MB). Peak memory consumption was 10.0MB. Max. memory is 3.9GB. * Boogie Preprocessor took 509.07ms. Allocated memory is still 81.0MB. Free memory was 28.6MB in the beginning and 23.1MB in the end (delta: 5.5MB). Peak memory consumption was 24.7MB. Max. memory is 3.9GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 5420]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5420] - GenericResultAtLocation [Line: 5427]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5427] - GenericResultAtLocation [Line: 5458]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5458] - GenericResultAtLocation [Line: 5466]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5466] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...