/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-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/recursive-with-pointer/system-with-recursion.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-dev-11640d2-m [2023-12-06 21:32:21,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-06 21:32:21,307 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-12-06 21:32:21,319 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-06 21:32:21,319 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-06 21:32:21,360 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-06 21:32:21,360 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-06 21:32:21,361 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-06 21:32:21,361 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-06 21:32:21,361 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-06 21:32:21,362 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-06 21:32:21,362 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-06 21:32:21,362 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-06 21:32:21,363 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-06 21:32:21,363 INFO L153 SettingsManager]: * Use SBE=true [2023-12-06 21:32:21,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-06 21:32:21,363 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-06 21:32:21,364 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-06 21:32:21,364 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-06 21:32:21,365 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-06 21:32:21,365 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-06 21:32:21,387 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-06 21:32:21,387 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-06 21:32:21,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-06 21:32:21,388 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-06 21:32:21,388 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-06 21:32:21,388 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-06 21:32:21,388 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-06 21:32:21,389 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-06 21:32:21,389 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-06 21:32:21,389 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-06 21:32:21,389 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-06 21:32:21,390 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-06 21:32:21,390 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-06 21:32:21,390 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-06 21:32:21,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-06 21:32:21,391 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-06 21:32:21,391 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-06 21:32:21,391 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-06 21:32:21,392 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-06 21:32:21,392 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-06 21:32:21,448 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-06 21:32:21,449 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-06 21:32:21,449 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-06 21:32:21,449 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-06 21:32:21,449 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-06 21:32:21,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-06 21:32:21,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-06 21:32:21,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-06 21:32:21,814 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-06 21:32:21,840 INFO L274 PluginConnector]: CDTParser initialized [2023-12-06 21:32:21,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-with-pointer/system-with-recursion.i [2023-12-06 21:32:23,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-06 21:32:24,283 INFO L384 CDTParser]: Found 1 translation units. [2023-12-06 21:32:24,284 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-with-pointer/system-with-recursion.i [2023-12-06 21:32:24,302 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/713da6bf6/571d79add8f248458eca2a86f09fa3fc/FLAGc8d2964b2 [2023-12-06 21:32:24,311 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/713da6bf6/571d79add8f248458eca2a86f09fa3fc [2023-12-06 21:32:24,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-06 21:32:24,314 INFO L133 ToolchainWalker]: Walking toolchain with 3 elements. [2023-12-06 21:32:24,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-06 21:32:24,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-06 21:32:24,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-06 21:32:24,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:32:24" (1/1) ... [2023-12-06 21:32:24,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@569a26c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:24, skipping insertion in model container [2023-12-06 21:32:24,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:32:24" (1/1) ... [2023-12-06 21:32:24,418 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-06 21:32:25,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-06 21:32:25,074 INFO L202 MainTranslator]: Completed pre-run [2023-12-06 21:32:25,196 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-06 21:32:25,267 INFO L206 MainTranslator]: Completed translation [2023-12-06 21:32:25,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25 WrapperNode [2023-12-06 21:32:25,269 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-06 21:32:25,270 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-06 21:32:25,270 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-06 21:32:25,270 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-06 21:32:25,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25" (1/1) ... [2023-12-06 21:32:25,317 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25" (1/1) ... [2023-12-06 21:32:25,375 INFO L138 Inliner]: procedures = 188, calls = 145, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 215 [2023-12-06 21:32:25,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-06 21:32:25,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-06 21:32:25,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-06 21:32:25,377 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-06 21:32:25,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25" (1/1) ... [2023-12-06 21:32:25,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25" (1/1) ... [2023-12-06 21:32:25,409 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25" (1/1) ... [2023-12-06 21:32:25,458 INFO L175 MemorySlicer]: Split 91 memory accesses to 3 slices as follows [2, 19, 70]. 77 percent of accesses are in the largest equivalence class. The 11 initializations are split as follows [2, 9, 0]. The 44 writes are split as follows [0, 6, 38]. [2023-12-06 21:32:25,458 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25" (1/1) ... [2023-12-06 21:32:25,459 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25" (1/1) ... [2023-12-06 21:32:25,501 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25" (1/1) ... [2023-12-06 21:32:25,504 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25" (1/1) ... [2023-12-06 21:32:25,512 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25" (1/1) ... [2023-12-06 21:32:25,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:32:25" (1/1) ... [2023-12-06 21:32:25,517 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-06 21:32:25,519 INFO L158 Benchmark]: Toolchain (without parser) took 1204.95ms. Allocated memory is still 60.9MB. Free memory was 32.9MB in the beginning and 18.3MB in the end (delta: 14.6MB). Peak memory consumption was 14.6MB. Max. memory is 3.9GB. [2023-12-06 21:32:25,519 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.9MB. Free memory is still 33.3MB. There was no memory consumed. Max. memory is 3.9GB. [2023-12-06 21:32:25,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 954.12ms. Allocated memory is still 60.9MB. Free memory was 32.6MB in the beginning and 30.4MB in the end (delta: 2.2MB). Peak memory consumption was 15.3MB. Max. memory is 3.9GB. [2023-12-06 21:32:25,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.82ms. Allocated memory is still 60.9MB. Free memory was 30.4MB in the beginning and 26.7MB in the end (delta: 3.7MB). Peak memory consumption was 3.7MB. Max. memory is 3.9GB. [2023-12-06 21:32:25,542 INFO L158 Benchmark]: Boogie Preprocessor took 141.02ms. Allocated memory is still 60.9MB. Free memory was 26.7MB in the beginning and 18.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 3.9GB. [2023-12-06 21:32:25,548 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 33.3MB. There was no memory consumed. Max. memory is 3.9GB. * CACSL2BoogieTranslator took 954.12ms. Allocated memory is still 60.9MB. Free memory was 32.6MB in the beginning and 30.4MB in the end (delta: 2.2MB). Peak memory consumption was 15.3MB. Max. memory is 3.9GB. * Boogie Procedure Inliner took 105.82ms. Allocated memory is still 60.9MB. Free memory was 30.4MB in the beginning and 26.7MB in the end (delta: 3.7MB). Peak memory consumption was 3.7MB. Max. memory is 3.9GB. * Boogie Preprocessor took 141.02ms. Allocated memory is still 60.9MB. Free memory was 26.7MB in the beginning and 18.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 3.9GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...