/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--char--agp--amd64-agp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-dev-db9108f-m [2023-12-07 15:07:03,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-07 15:07:03,349 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 15:07:03,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-07 15:07:03,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-07 15:07:03,416 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-07 15:07:03,418 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-07 15:07:03,418 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-07 15:07:03,419 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-07 15:07:03,422 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-07 15:07:03,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-07 15:07:03,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-07 15:07:03,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-07 15:07:03,425 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-07 15:07:03,425 INFO L153 SettingsManager]: * Use SBE=true [2023-12-07 15:07:03,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-07 15:07:03,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-07 15:07:03,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-07 15:07:03,426 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-07 15:07:03,426 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-07 15:07:03,427 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-07 15:07:03,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-07 15:07:03,434 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-07 15:07:03,434 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-07 15:07:03,434 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-07 15:07:03,434 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-07 15:07:03,435 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-07 15:07:03,435 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-07 15:07:03,435 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-07 15:07:03,436 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-07 15:07:03,436 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-07 15:07:03,437 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-07 15:07:03,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-07 15:07:03,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-07 15:07:03,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-07 15:07:03,437 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-07 15:07:03,438 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-07 15:07:03,438 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-07 15:07:03,438 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-07 15:07:03,438 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-07 15:07:03,438 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-07 15:07:03,452 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-07 15:07:03,452 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:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-07 15:07:03,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-07 15:07:03,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-07 15:07:03,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-07 15:07:03,924 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-07 15:07:03,925 INFO L274 PluginConnector]: CDTParser initialized [2023-12-07 15:07:03,926 INFO L431 ainManager$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--char--agp--amd64-agp.ko-entry_point.cil.out.i [2023-12-07 15:07:06,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-07 15:07:06,729 INFO L384 CDTParser]: Found 1 translation units. [2023-12-07 15:07:06,729 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--agp--amd64-agp.ko-entry_point.cil.out.i [2023-12-07 15:07:06,792 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bf569361/294ed4d775904031896fa7cf0864b49a/FLAG610b0cad7 [2023-12-07 15:07:06,824 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bf569361/294ed4d775904031896fa7cf0864b49a [2023-12-07 15:07:06,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-07 15:07:06,835 INFO L133 ToolchainWalker]: Walking toolchain with 3 elements. [2023-12-07 15:07:06,837 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-07 15:07:06,837 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-07 15:07:06,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-07 15:07:06,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:07:06" (1/1) ... [2023-12-07 15:07:06,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db3dfba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:06, skipping insertion in model container [2023-12-07 15:07:06,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:07:06" (1/1) ... [2023-12-07 15:07:07,012 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-07 15:07:08,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 15:07:08,713 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-07 15:07:08,746 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-07 15:07:09,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 15:07:09,094 INFO L202 MainTranslator]: Completed pre-run [2023-12-07 15:07:09,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.skip -(((6651f-6641f)-(662b-661b)) > 0) * ((6651f-6641f)-(662b-661b)),0x90\n663:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6641f - .\n .word ( 4*32+23)\n .byte 663b-661b\n .byte 6651f-6641f\n .byte 663b-662b\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6641:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6651:\n\t.popsection": "=a" (res): "D" (w)); [2708] [2023-12-07 15:07:09,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [2733] [2023-12-07 15:07:09,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [2740] [2023-12-07 15:07:09,294 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/9551/dscv_tempdir/dscv/ri/08_1a/drivers/char/agp/amd64-agp.c"), "i" (85), "i" (12UL)); [3109-3110] [2023-12-07 15:07:09,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 15:07:09,576 INFO L206 MainTranslator]: Completed translation [2023-12-07 15:07:09,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09 WrapperNode [2023-12-07 15:07:09,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-07 15:07:09,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-07 15:07:09,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-07 15:07:09,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-07 15:07:09,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09" (1/1) ... [2023-12-07 15:07:09,659 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09" (1/1) ... [2023-12-07 15:07:09,889 INFO L138 Inliner]: procedures = 151, calls = 805, calls flagged for inlining = 75, calls inlined = 72, statements flattened = 2126 [2023-12-07 15:07:09,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-07 15:07:09,890 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-07 15:07:09,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-07 15:07:09,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-07 15:07:09,917 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09" (1/1) ... [2023-12-07 15:07:09,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09" (1/1) ... [2023-12-07 15:07:09,950 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09" (1/1) ... [2023-12-07 15:07:10,669 INFO L175 MemorySlicer]: Split 442 memory accesses to 12 slices as follows [2, 2, 6, 4, 29, 7, 22, 1, 15, 42, 21, 291]. 66 percent of accesses are in the largest equivalence class. The 291 initializations are split as follows [2, 0, 0, 0, 28, 0, 20, 0, 0, 41, 21, 179]. The 39 writes are split as follows [0, 1, 0, 0, 0, 2, 0, 0, 2, 1, 0, 33]. [2023-12-07 15:07:10,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09" (1/1) ... [2023-12-07 15:07:10,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09" (1/1) ... [2023-12-07 15:07:10,928 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09" (1/1) ... [2023-12-07 15:07:10,946 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09" (1/1) ... [2023-12-07 15:07:10,994 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09" (1/1) ... [2023-12-07 15:07:11,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:07:09" (1/1) ... [2023-12-07 15:07:11,087 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-07 15:07:11,088 INFO L158 Benchmark]: Toolchain (without parser) took 4252.82ms. Allocated memory was 60.9MB in the beginning and 88.9MB in the end (delta: 28.0MB). Free memory was 24.0MB in the beginning and 15.7MB in the end (delta: 8.2MB). Peak memory consumption was 37.4MB. Max. memory is 3.9GB. [2023-12-07 15:07:11,089 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 60.9MB. Free memory was 31.2MB in the beginning and 31.2MB in the end (delta: 42.5kB). Peak memory consumption was 42.5kB. Max. memory is 3.9GB. [2023-12-07 15:07:11,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2740.47ms. Allocated memory was 60.9MB in the beginning and 88.9MB in the end (delta: 28.0MB). Free memory was 23.7MB in the beginning and 34.6MB in the end (delta: -10.9MB). Peak memory consumption was 26.2MB. Max. memory is 3.9GB. [2023-12-07 15:07:11,089 INFO L158 Benchmark]: Boogie Procedure Inliner took 311.86ms. Allocated memory is still 88.9MB. Free memory was 34.6MB in the beginning and 39.2MB in the end (delta: -4.5MB). Peak memory consumption was 9.9MB. Max. memory is 3.9GB. [2023-12-07 15:07:11,090 INFO L158 Benchmark]: Boogie Preprocessor took 1196.63ms. Allocated memory is still 88.9MB. Free memory was 39.2MB in the beginning and 15.7MB in the end (delta: 23.4MB). Peak memory consumption was 24.6MB. Max. memory is 3.9GB. [2023-12-07 15:07:11,091 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 0.12ms. Allocated memory is still 60.9MB. Free memory was 31.2MB in the beginning and 31.2MB in the end (delta: 42.5kB). Peak memory consumption was 42.5kB. Max. memory is 3.9GB. * CACSL2BoogieTranslator took 2740.47ms. Allocated memory was 60.9MB in the beginning and 88.9MB in the end (delta: 28.0MB). Free memory was 23.7MB in the beginning and 34.6MB in the end (delta: -10.9MB). Peak memory consumption was 26.2MB. Max. memory is 3.9GB. * Boogie Procedure Inliner took 311.86ms. Allocated memory is still 88.9MB. Free memory was 34.6MB in the beginning and 39.2MB in the end (delta: -4.5MB). Peak memory consumption was 9.9MB. Max. memory is 3.9GB. * Boogie Preprocessor took 1196.63ms. Allocated memory is still 88.9MB. Free memory was 39.2MB in the beginning and 15.7MB in the end (delta: 23.4MB). Peak memory consumption was 24.6MB. Max. memory is 3.9GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 2708]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("661:\n\tcall __sw_hweight32\n662:\n.skip -(((6651f-6641f)-(662b-661b)) > 0) * ((6651f-6641f)-(662b-661b)),0x90\n663:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6641f - .\n .word ( 4*32+23)\n .byte 663b-661b\n .byte 6651f-6641f\n .byte 663b-662b\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6641:\n\t.byte 0xf3,0x40,0x0f,0xb8,0xc7\n6651:\n\t.popsection": "=a" (res): "D" (w)); [2708] - GenericResultAtLocation [Line: 2733]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [2733] - GenericResultAtLocation [Line: 2740]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [2740] - GenericResultAtLocation [Line: 3109]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/9551/dscv_tempdir/dscv/ri/08_1a/drivers/char/agp/amd64-agp.c"), "i" (85), "i" (12UL)); [3109-3110] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...