/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/seq-mthreaded/rekcba_nxt.2.M4-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-dev-11640d2-m [2023-12-06 21:06:45,633 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-06 21:06:45,757 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 21:06:45,761 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-06 21:06:45,761 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-06 21:06:45,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-06 21:06:45,819 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-06 21:06:45,819 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-06 21:06:45,820 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-06 21:06:45,820 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-06 21:06:45,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-06 21:06:45,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-06 21:06:45,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-06 21:06:45,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-06 21:06:45,822 INFO L153 SettingsManager]: * Use SBE=true [2023-12-06 21:06:45,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-06 21:06:45,822 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-06 21:06:45,822 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-06 21:06:45,823 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-06 21:06:45,823 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-06 21:06:45,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-06 21:06:45,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-06 21:06:45,829 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-06 21:06:45,829 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-06 21:06:45,830 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-06 21:06:45,830 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-06 21:06:45,832 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-06 21:06:45,832 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-06 21:06:45,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-06 21:06:45,833 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-06 21:06:45,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-06 21:06:45,834 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-06 21:06:45,834 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-06 21:06:45,834 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-06 21:06:45,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-06 21:06:45,835 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-06 21:06:45,835 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-06 21:06:45,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-06 21:06:45,835 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-06 21:06:45,836 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-06 21:06:45,836 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-06 21:06:45,851 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-06 21:06:45,875 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-06 21:06:45,875 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-06 21:06:45,875 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-06 21:06:45,875 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-06 21:06:45,876 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-06 21:06:46,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-06 21:06:46,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-06 21:06:46,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-06 21:06:46,353 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-06 21:06:46,359 INFO L274 PluginConnector]: CDTParser initialized [2023-12-06 21:06:46,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c [2023-12-06 21:06:48,814 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-06 21:06:50,105 INFO L384 CDTParser]: Found 1 translation units. [2023-12-06 21:06:50,106 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c [2023-12-06 21:06:50,214 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae2061bb3/a3a814908df6466d98829d679c502dfb/FLAG719f55ea4 [2023-12-06 21:06:50,239 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae2061bb3/a3a814908df6466d98829d679c502dfb [2023-12-06 21:06:50,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-06 21:06:50,242 INFO L133 ToolchainWalker]: Walking toolchain with 3 elements. [2023-12-06 21:06:50,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-06 21:06:50,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-06 21:06:50,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-06 21:06:50,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:06:50" (1/1) ... [2023-12-06 21:06:50,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3541b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:50, skipping insertion in model container [2023-12-06 21:06:50,250 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:06:50" (1/1) ... [2023-12-06 21:06:50,853 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-06 21:06:51,193 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c[2278,2291] [2023-12-06 21:06:54,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-06 21:06:54,054 INFO L202 MainTranslator]: Completed pre-run [2023-12-06 21:06:54,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.bug2.i","-S") [51] [2023-12-06 21:06:54,066 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c[2278,2291] [2023-12-06 21:06:56,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-06 21:06:56,164 INFO L206 MainTranslator]: Completed translation [2023-12-06 21:06:56,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56 WrapperNode [2023-12-06 21:06:56,165 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-06 21:06:56,166 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-06 21:06:56,166 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-06 21:06:56,166 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-06 21:06:56,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56" (1/1) ... [2023-12-06 21:06:56,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56" (1/1) ... [2023-12-06 21:06:58,940 INFO L138 Inliner]: procedures = 65, calls = 18852, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 41407 [2023-12-06 21:06:58,940 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-06 21:06:58,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-06 21:06:58,941 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-06 21:06:58,941 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-06 21:06:58,961 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56" (1/1) ... [2023-12-06 21:06:58,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56" (1/1) ... [2023-12-06 21:06:59,257 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56" (1/1) ... [2023-12-06 21:06:59,805 INFO L175 MemorySlicer]: Split 14458 memory accesses to 22 slices as follows [2, 8, 193, 17, 9, 2, 2689, 3717, 2400, 1676, 1252, 852, 218, 322, 218, 322, 218, 322, 8, 4, 2, 7]. 26 percent of accesses are in the largest equivalence class. The 136 initializations are split as follows [2, 0, 96, 8, 4, 0, 0, 0, 8, 8, 4, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2]. The 888 writes are split as follows [0, 4, 1, 1, 1, 1, 97, 97, 8, 8, 4, 4, 110, 108, 110, 108, 110, 108, 4, 0, 1, 3]. [2023-12-06 21:06:59,806 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56" (1/1) ... [2023-12-06 21:06:59,806 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56" (1/1) ... [2023-12-06 21:07:00,815 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56" (1/1) ... [2023-12-06 21:07:00,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56" (1/1) ... [2023-12-06 21:07:01,099 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56" (1/1) ... [2023-12-06 21:07:01,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:06:56" (1/1) ... [2023-12-06 21:07:01,446 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-06 21:07:01,448 INFO L158 Benchmark]: Toolchain (without parser) took 11204.71ms. Allocated memory was 60.9MB in the beginning and 419.6MB in the end (delta: 358.7MB). Free memory was 23.2MB in the beginning and 55.9MB in the end (delta: -32.7MB). Peak memory consumption was 326.0MB. Max. memory is 3.9GB. [2023-12-06 21:07:01,448 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.9MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 3.9GB. [2023-12-06 21:07:01,461 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5921.71ms. Allocated memory was 60.9MB in the beginning and 163.3MB in the end (delta: 102.4MB). Free memory was 23.0MB in the beginning and 24.4MB in the end (delta: -1.4MB). Peak memory consumption was 116.4MB. Max. memory is 3.9GB. [2023-12-06 21:07:01,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 2774.63ms. Allocated memory was 163.3MB in the beginning and 419.6MB in the end (delta: 256.3MB). Free memory was 24.4MB in the beginning and 171.1MB in the end (delta: -146.7MB). Peak memory consumption was 117.8MB. Max. memory is 3.9GB. [2023-12-06 21:07:01,471 INFO L158 Benchmark]: Boogie Preprocessor took 2504.97ms. Allocated memory is still 419.6MB. Free memory was 171.1MB in the beginning and 55.9MB in the end (delta: 115.2MB). Peak memory consumption was 115.2MB. Max. memory is 3.9GB. [2023-12-06 21:07:01,473 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 0.18ms. Allocated memory is still 60.9MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 3.9GB. * CACSL2BoogieTranslator took 5921.71ms. Allocated memory was 60.9MB in the beginning and 163.3MB in the end (delta: 102.4MB). Free memory was 23.0MB in the beginning and 24.4MB in the end (delta: -1.4MB). Peak memory consumption was 116.4MB. Max. memory is 3.9GB. * Boogie Procedure Inliner took 2774.63ms. Allocated memory was 163.3MB in the beginning and 419.6MB in the end (delta: 256.3MB). Free memory was 24.4MB in the beginning and 171.1MB in the end (delta: -146.7MB). Peak memory consumption was 117.8MB. Max. memory is 3.9GB. * Boogie Preprocessor took 2504.97ms. Allocated memory is still 419.6MB. Free memory was 171.1MB in the beginning and 55.9MB in the end (delta: 115.2MB). Peak memory consumption was 115.2MB. Max. memory is 3.9GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 51]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"/tmp/aaaa/nxt.bug2.i","-S") [51] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...