/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-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-dev-db9108f-m [2023-12-07 13:25:02,340 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-07 13:25:02,424 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-12-07 13:25:02,427 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-07 13:25:02,428 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-07 13:25:02,463 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-07 13:25:02,464 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-07 13:25:02,464 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-07 13:25:02,464 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-07 13:25:02,465 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-07 13:25:02,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-07 13:25:02,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-07 13:25:02,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-07 13:25:02,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-07 13:25:02,466 INFO L153 SettingsManager]: * Use SBE=true [2023-12-07 13:25:02,466 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-07 13:25:02,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-07 13:25:02,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-07 13:25:02,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-07 13:25:02,467 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-07 13:25:02,468 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-07 13:25:02,476 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-07 13:25:02,476 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-07 13:25:02,476 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-07 13:25:02,477 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-07 13:25:02,477 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-07 13:25:02,477 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-07 13:25:02,477 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-07 13:25:02,478 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-07 13:25:02,478 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-07 13:25:02,478 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-07 13:25:02,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-07 13:25:02,479 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-07 13:25:02,479 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-07 13:25:02,479 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-07 13:25:02,479 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-07 13:25:02,480 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-07 13:25:02,480 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-07 13:25:02,480 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-07 13:25:02,480 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-07 13:25:02,481 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-07 13:25:02,497 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-07 13:25:02,497 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-07 13:25:02,497 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-07 13:25:02,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-07 13:25:02,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-07 13:25:02,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-07 13:25:02,853 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-07 13:25:02,866 INFO L274 PluginConnector]: CDTParser initialized [2023-12-07 13:25:02,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2023-12-07 13:25:04,604 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-07 13:25:05,166 INFO L384 CDTParser]: Found 1 translation units. [2023-12-07 13:25:05,167 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i [2023-12-07 13:25:05,200 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff1f48078/59acdc207d97466cb1aad14822e12d4d/FLAGbbbe1221e [2023-12-07 13:25:05,238 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff1f48078/59acdc207d97466cb1aad14822e12d4d [2023-12-07 13:25:05,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-07 13:25:05,242 INFO L133 ToolchainWalker]: Walking toolchain with 3 elements. [2023-12-07 13:25:05,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-07 13:25:05,248 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-07 13:25:05,251 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-07 13:25:05,253 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:25:05" (1/1) ... [2023-12-07 13:25:05,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101cdb7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:05, skipping insertion in model container [2023-12-07 13:25:05,254 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:25:05" (1/1) ... [2023-12-07 13:25:05,406 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-07 13:25:06,924 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i[228448,228461] [2023-12-07 13:25:07,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 13:25:07,061 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-07 13:25:07,126 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-07 13:25:07,503 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i[228448,228461] [2023-12-07 13:25:07,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 13:25:07,557 INFO L202 MainTranslator]: Completed pre-run [2023-12-07 13:25:07,833 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7332] [2023-12-07 13:25:07,864 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--scsi--scsi_tgt.ko-main.cil.out.i[228448,228461] [2023-12-07 13:25:07,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 13:25:07,959 INFO L206 MainTranslator]: Completed translation [2023-12-07 13:25:07,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07 WrapperNode [2023-12-07 13:25:07,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-07 13:25:07,962 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-07 13:25:07,962 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-07 13:25:07,962 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-07 13:25:07,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07" (1/1) ... [2023-12-07 13:25:08,038 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07" (1/1) ... [2023-12-07 13:25:08,146 INFO L138 Inliner]: procedures = 203, calls = 604, calls flagged for inlining = 74, calls inlined = 49, statements flattened = 1251 [2023-12-07 13:25:08,147 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-07 13:25:08,148 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-07 13:25:08,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-07 13:25:08,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-07 13:25:08,163 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07" (1/1) ... [2023-12-07 13:25:08,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07" (1/1) ... [2023-12-07 13:25:08,176 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07" (1/1) ... [2023-12-07 13:25:08,460 INFO L175 MemorySlicer]: Split 153 memory accesses to 9 slices as follows [2, 2, 31, 9, 63, 5, 8, 21, 12]. 41 percent of accesses are in the largest equivalence class. The 54 initializations are split as follows [2, 0, 31, 9, 0, 0, 0, 0, 12]. The 14 writes are split as follows [0, 0, 0, 0, 13, 0, 0, 1, 0]. [2023-12-07 13:25:08,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07" (1/1) ... [2023-12-07 13:25:08,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07" (1/1) ... [2023-12-07 13:25:08,545 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07" (1/1) ... [2023-12-07 13:25:08,556 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07" (1/1) ... [2023-12-07 13:25:08,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07" (1/1) ... [2023-12-07 13:25:08,599 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:25:07" (1/1) ... [2023-12-07 13:25:08,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-07 13:25:08,621 INFO L158 Benchmark]: Toolchain (without parser) took 3378.30ms. Allocated memory was 60.9MB in the beginning and 90.6MB in the end (delta: 29.7MB). Free memory was 24.3MB in the beginning and 26.8MB in the end (delta: -2.4MB). Peak memory consumption was 42.2MB. Max. memory is 3.9GB. [2023-12-07 13:25:08,622 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 60.9MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 3.9GB. [2023-12-07 13:25:08,653 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2713.04ms. Allocated memory was 60.9MB in the beginning and 71.0MB in the end (delta: 10.1MB). Free memory was 24.2MB in the beginning and 16.7MB in the end (delta: 7.5MB). Peak memory consumption was 34.2MB. Max. memory is 3.9GB. [2023-12-07 13:25:08,653 INFO L158 Benchmark]: Boogie Procedure Inliner took 184.95ms. Allocated memory is still 71.0MB. Free memory was 16.7MB in the beginning and 4.9MB in the end (delta: 11.8MB). Peak memory consumption was 11.8MB. Max. memory is 3.9GB. [2023-12-07 13:25:08,655 INFO L158 Benchmark]: Boogie Preprocessor took 463.70ms. Allocated memory was 71.0MB in the beginning and 90.6MB in the end (delta: 19.6MB). Free memory was 4.9MB in the beginning and 26.8MB in the end (delta: -21.8MB). Peak memory consumption was 12.7MB. Max. memory is 3.9GB. [2023-12-07 13:25:08,660 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 0.11ms. Allocated memory is still 60.9MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 3.9GB. * CACSL2BoogieTranslator took 2713.04ms. Allocated memory was 60.9MB in the beginning and 71.0MB in the end (delta: 10.1MB). Free memory was 24.2MB in the beginning and 16.7MB in the end (delta: 7.5MB). Peak memory consumption was 34.2MB. Max. memory is 3.9GB. * Boogie Procedure Inliner took 184.95ms. Allocated memory is still 71.0MB. Free memory was 16.7MB in the beginning and 4.9MB in the end (delta: 11.8MB). Peak memory consumption was 11.8MB. Max. memory is 3.9GB. * Boogie Preprocessor took 463.70ms. Allocated memory was 71.0MB in the beginning and 90.6MB in the end (delta: 19.6MB). Free memory was 4.9MB in the beginning and 26.8MB in the end (delta: -21.8MB). Peak memory consumption was 12.7MB. Max. memory is 3.9GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7332]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7332] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...