/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-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-dev-11640d2-m [2023-12-06 21:15:50,265 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-06 21:15:50,401 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-06 21:15:50,407 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-06 21:15:50,408 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-06 21:15:50,500 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-06 21:15:50,500 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-06 21:15:50,501 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-06 21:15:50,501 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-06 21:15:50,502 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-06 21:15:50,502 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-06 21:15:50,502 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-06 21:15:50,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-06 21:15:50,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-06 21:15:50,504 INFO L153 SettingsManager]: * Use SBE=true [2023-12-06 21:15:50,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-06 21:15:50,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-06 21:15:50,505 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-06 21:15:50,505 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-06 21:15:50,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-06 21:15:50,506 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-06 21:15:50,531 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-06 21:15:50,532 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-06 21:15:50,532 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-06 21:15:50,532 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-06 21:15:50,533 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-06 21:15:50,533 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-06 21:15:50,534 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-06 21:15:50,534 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-06 21:15:50,534 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-06 21:15:50,535 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-06 21:15:50,535 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-06 21:15:50,535 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-06 21:15:50,536 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-06 21:15:50,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-06 21:15:50,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-06 21:15:50,537 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-06 21:15:50,537 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-06 21:15:50,538 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-06 21:15:50,538 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-06 21:15:50,538 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-06 21:15:50,571 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-06 21:15:50,571 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-06 21:15:50,571 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-06 21:15:50,595 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-06 21:15:50,595 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-06 21:15:50,596 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-06 21:15:50,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-06 21:15:50,994 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-06 21:15:50,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-06 21:15:50,997 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-06 21:15:51,008 INFO L274 PluginConnector]: CDTParser initialized [2023-12-06 21:15:51,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2023-12-06 21:15:53,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-06 21:15:55,285 INFO L384 CDTParser]: Found 1 translation units. [2023-12-06 21:15:55,286 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2023-12-06 21:15:55,384 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c6f0b73d/226099622051498c9dd97448c2cbaca3/FLAG23e2ff499 [2023-12-06 21:15:55,417 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c6f0b73d/226099622051498c9dd97448c2cbaca3 [2023-12-06 21:15:55,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-06 21:15:55,421 INFO L133 ToolchainWalker]: Walking toolchain with 3 elements. [2023-12-06 21:15:55,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-06 21:15:55,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-06 21:15:55,470 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-06 21:15:55,472 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:15:55" (1/1) ... [2023-12-06 21:15:55,473 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aebeb59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:15:55, skipping insertion in model container [2023-12-06 21:15:55,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:15:55" (1/1) ... [2023-12-06 21:15:55,856 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-06 21:15:56,414 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2023-12-06 21:16:01,178 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: auxvars were added although they should have been havoced at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoops(CHandler.java:3687) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1453) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:225) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1096) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1496) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3405) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2425) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-06 21:16:01,188 INFO L158 Benchmark]: Toolchain (without parser) took 5766.42ms. Allocated memory is still 60.9MB. Free memory was 22.3MB in the beginning and 10.2MB in the end (delta: 12.2MB). Peak memory consumption was 16.1MB. Max. memory is 3.9GB. [2023-12-06 21:16:01,189 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.9MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 3.9GB. [2023-12-06 21:16:01,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5760.48ms. Allocated memory is still 60.9MB. Free memory was 22.2MB in the beginning and 10.2MB in the end (delta: 12.0MB). Peak memory consumption was 16.0MB. Max. memory is 3.9GB. [2023-12-06 21:16:01,190 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 0.17ms. Allocated memory is still 60.9MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 3.9GB. * CACSL2BoogieTranslator took 5760.48ms. Allocated memory is still 60.9MB. Free memory was 22.2MB in the beginning and 10.2MB in the end (delta: 12.0MB). Peak memory consumption was 16.0MB. Max. memory is 3.9GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: auxvars were added although they should have been havoced de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: auxvars were added although they should have been havoced: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoops(CHandler.java:3687) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...