/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/eca-rers2012/Problem12_label15.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-dev-db9108f-m [2023-12-07 11:17:39,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-07 11:17:39,117 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-07 11:17:39,121 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-07 11:17:39,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-07 11:17:39,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-07 11:17:39,141 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-07 11:17:39,141 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-07 11:17:39,142 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-07 11:17:39,142 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-07 11:17:39,142 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-07 11:17:39,142 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-07 11:17:39,143 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-07 11:17:39,143 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-07 11:17:39,143 INFO L153 SettingsManager]: * Use SBE=true [2023-12-07 11:17:39,144 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-07 11:17:39,144 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-07 11:17:39,144 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-07 11:17:39,144 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-07 11:17:39,145 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-07 11:17:39,145 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-07 11:17:39,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-07 11:17:39,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-07 11:17:39,172 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-07 11:17:39,173 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-07 11:17:39,173 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-07 11:17:39,173 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-07 11:17:39,173 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-07 11:17:39,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-07 11:17:39,174 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-07 11:17:39,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-07 11:17:39,174 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-07 11:17:39,175 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-07 11:17:39,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-07 11:17:39,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-07 11:17:39,182 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-07 11:17:39,182 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-07 11:17:39,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-07 11:17:39,183 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-07 11:17:39,183 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-07 11:17:39,183 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-07 11:17:39,186 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-07 11:17:39,186 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-07 11:17:39,186 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-07 11:17:39,187 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-07 11:17:39,187 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-07 11:17:39,187 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-07 11:17:39,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-07 11:17:39,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-07 11:17:39,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-07 11:17:39,577 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-07 11:17:39,578 INFO L274 PluginConnector]: CDTParser initialized [2023-12-07 11:17:39,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem12_label15.c [2023-12-07 11:17:42,037 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-07 11:17:42,925 INFO L384 CDTParser]: Found 1 translation units. [2023-12-07 11:17:42,925 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem12_label15.c [2023-12-07 11:17:42,973 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200bfd45d/6eb8053f35f54a7a90587fd4f1495c06/FLAGadc7f8c4a [2023-12-07 11:17:42,983 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/200bfd45d/6eb8053f35f54a7a90587fd4f1495c06 [2023-12-07 11:17:42,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-07 11:17:42,986 INFO L133 ToolchainWalker]: Walking toolchain with 3 elements. [2023-12-07 11:17:42,986 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-07 11:17:42,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-07 11:17:42,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-07 11:17:42,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:17:42" (1/1) ... [2023-12-07 11:17:42,991 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2d2c2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:42, skipping insertion in model container [2023-12-07 11:17:42,991 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:17:42" (1/1) ... [2023-12-07 11:17:43,287 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-07 11:17:43,528 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem12_label15.c[6730,6743] [2023-12-07 11:17:45,234 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 11:17:45,247 INFO L202 MainTranslator]: Completed pre-run [2023-12-07 11:17:45,309 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem12_label15.c[6730,6743] [2023-12-07 11:17:46,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 11:17:46,174 INFO L206 MainTranslator]: Completed translation [2023-12-07 11:17:46,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46 WrapperNode [2023-12-07 11:17:46,174 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-07 11:17:46,175 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-07 11:17:46,175 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-07 11:17:46,175 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-07 11:17:46,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46" (1/1) ... [2023-12-07 11:17:46,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46" (1/1) ... [2023-12-07 11:17:46,742 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 4756 [2023-12-07 11:17:46,742 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-07 11:17:46,743 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-07 11:17:46,743 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-07 11:17:46,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-07 11:17:46,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46" (1/1) ... [2023-12-07 11:17:46,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46" (1/1) ... [2023-12-07 11:17:46,785 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46" (1/1) ... [2023-12-07 11:17:46,887 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-12-07 11:17:46,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46" (1/1) ... [2023-12-07 11:17:46,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46" (1/1) ... [2023-12-07 11:17:47,213 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46" (1/1) ... [2023-12-07 11:17:47,246 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46" (1/1) ... [2023-12-07 11:17:47,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46" (1/1) ... [2023-12-07 11:17:47,328 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:17:46" (1/1) ... [2023-12-07 11:17:47,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-07 11:17:47,385 INFO L158 Benchmark]: Toolchain (without parser) took 4399.03ms. Allocated memory was 60.9MB in the beginning and 130.9MB in the end (delta: 70.0MB). Free memory was 27.1MB in the beginning and 60.9MB in the end (delta: -33.8MB). Peak memory consumption was 65.6MB. Max. memory is 3.9GB. [2023-12-07 11:17:47,385 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.9MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 3.9GB. [2023-12-07 11:17:47,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3188.15ms. Allocated memory was 60.9MB in the beginning and 98.7MB in the end (delta: 37.8MB). Free memory was 26.9MB in the beginning and 47.6MB in the end (delta: -20.7MB). Peak memory consumption was 43.1MB. Max. memory is 3.9GB. [2023-12-07 11:17:47,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 567.38ms. Allocated memory is still 98.7MB. Free memory was 47.6MB in the beginning and 31.4MB in the end (delta: 16.2MB). Peak memory consumption was 41.0MB. Max. memory is 3.9GB. [2023-12-07 11:17:47,387 INFO L158 Benchmark]: Boogie Preprocessor took 639.94ms. Allocated memory was 98.7MB in the beginning and 130.9MB in the end (delta: 32.2MB). Free memory was 31.4MB in the beginning and 60.9MB in the end (delta: -29.5MB). Peak memory consumption was 32.1MB. Max. memory is 3.9GB. [2023-12-07 11:17:47,389 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 0.16ms. Allocated memory is still 60.9MB. Free memory is still 34.4MB. There was no memory consumed. Max. memory is 3.9GB. * CACSL2BoogieTranslator took 3188.15ms. Allocated memory was 60.9MB in the beginning and 98.7MB in the end (delta: 37.8MB). Free memory was 26.9MB in the beginning and 47.6MB in the end (delta: -20.7MB). Peak memory consumption was 43.1MB. Max. memory is 3.9GB. * Boogie Procedure Inliner took 567.38ms. Allocated memory is still 98.7MB. Free memory was 47.6MB in the beginning and 31.4MB in the end (delta: 16.2MB). Peak memory consumption was 41.0MB. Max. memory is 3.9GB. * Boogie Preprocessor took 639.94ms. Allocated memory was 98.7MB in the beginning and 130.9MB in the end (delta: 32.2MB). Free memory was 31.4MB in the beginning and 60.9MB in the end (delta: -29.5MB). Peak memory consumption was 32.1MB. Max. memory is 3.9GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...