/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/Problem18_label20.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-dev-db9108f-m [2023-12-07 11:22:10,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-07 11:22:10,546 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 11:22:10,551 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-07 11:22:10,551 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-07 11:22:10,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-07 11:22:10,605 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-07 11:22:10,605 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-07 11:22:10,606 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-07 11:22:10,606 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-07 11:22:10,607 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-07 11:22:10,607 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-07 11:22:10,608 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-07 11:22:10,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-07 11:22:10,608 INFO L153 SettingsManager]: * Use SBE=true [2023-12-07 11:22:10,609 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-07 11:22:10,609 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-07 11:22:10,609 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-07 11:22:10,610 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-07 11:22:10,610 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-07 11:22:10,610 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-07 11:22:10,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-07 11:22:10,652 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-07 11:22:10,653 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-07 11:22:10,654 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-07 11:22:10,654 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-07 11:22:10,657 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-07 11:22:10,657 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-07 11:22:10,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-07 11:22:10,658 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-07 11:22:10,658 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-07 11:22:10,658 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-07 11:22:10,659 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-07 11:22:10,659 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-07 11:22:10,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-07 11:22:10,659 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-07 11:22:10,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-07 11:22:10,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-07 11:22:10,660 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-07 11:22:10,660 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-07 11:22:10,661 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-07 11:22:10,680 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-07 11:22:10,680 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-07 11:22:10,680 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-07 11:22:10,681 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-07 11:22:10,681 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-07 11:22:10,681 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-07 11:22:11,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-07 11:22:11,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-07 11:22:11,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-07 11:22:11,079 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-07 11:22:11,081 INFO L274 PluginConnector]: CDTParser initialized [2023-12-07 11:22:11,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem18_label20.c [2023-12-07 11:22:13,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-07 11:22:14,779 INFO L384 CDTParser]: Found 1 translation units. [2023-12-07 11:22:14,780 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem18_label20.c [2023-12-07 11:22:14,875 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa476ea7d/19379c2a0c6e4a0dba994473869931b0/FLAG10ed6871d [2023-12-07 11:22:14,912 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa476ea7d/19379c2a0c6e4a0dba994473869931b0 [2023-12-07 11:22:14,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-07 11:22:14,928 INFO L133 ToolchainWalker]: Walking toolchain with 3 elements. [2023-12-07 11:22:14,929 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-07 11:22:14,929 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-07 11:22:14,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-07 11:22:14,935 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:22:14" (1/1) ... [2023-12-07 11:22:14,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9fb4039 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:14, skipping insertion in model container [2023-12-07 11:22:14,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:22:14" (1/1) ... [2023-12-07 11:22:15,285 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-07 11:22:15,471 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/Problem18_label20.c[1084,1097] [2023-12-07 11:22:17,283 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 11:22:17,307 INFO L202 MainTranslator]: Completed pre-run [2023-12-07 11:22:17,321 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/Problem18_label20.c[1084,1097] [2023-12-07 11:22:18,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-07 11:22:18,572 INFO L206 MainTranslator]: Completed translation [2023-12-07 11:22:18,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18 WrapperNode [2023-12-07 11:22:18,573 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-07 11:22:18,574 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-07 11:22:18,574 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-07 11:22:18,574 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-07 11:22:18,581 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18" (1/1) ... [2023-12-07 11:22:18,729 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18" (1/1) ... [2023-12-07 11:22:19,286 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4131 [2023-12-07 11:22:19,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-07 11:22:19,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-07 11:22:19,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-07 11:22:19,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-07 11:22:19,301 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18" (1/1) ... [2023-12-07 11:22:19,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18" (1/1) ... [2023-12-07 11:22:19,345 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18" (1/1) ... [2023-12-07 11:22:19,476 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 11:22:19,476 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18" (1/1) ... [2023-12-07 11:22:19,477 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18" (1/1) ... [2023-12-07 11:22:19,733 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18" (1/1) ... [2023-12-07 11:22:19,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18" (1/1) ... [2023-12-07 11:22:19,815 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18" (1/1) ... [2023-12-07 11:22:19,849 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:22:18" (1/1) ... [2023-12-07 11:22:19,886 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-07 11:22:19,897 INFO L158 Benchmark]: Toolchain (without parser) took 4966.70ms. Allocated memory was 60.9MB in the beginning and 98.8MB in the end (delta: 38.0MB). Free memory was 29.8MB in the beginning and 26.0MB in the end (delta: 3.8MB). Peak memory consumption was 50.0MB. Max. memory is 3.9GB. [2023-12-07 11:22:19,897 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.9MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 3.9GB. [2023-12-07 11:22:19,898 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3643.80ms. Allocated memory was 60.9MB in the beginning and 98.8MB in the end (delta: 38.0MB). Free memory was 29.6MB in the beginning and 54.6MB in the end (delta: -25.1MB). Peak memory consumption was 29.7MB. Max. memory is 3.9GB. [2023-12-07 11:22:19,898 INFO L158 Benchmark]: Boogie Procedure Inliner took 712.37ms. Allocated memory is still 98.8MB. Free memory was 54.6MB in the beginning and 33.6MB in the end (delta: 21.0MB). Peak memory consumption was 31.5MB. Max. memory is 3.9GB. [2023-12-07 11:22:19,899 INFO L158 Benchmark]: Boogie Preprocessor took 598.99ms. Allocated memory is still 98.8MB. Free memory was 33.6MB in the beginning and 26.0MB in the end (delta: 7.6MB). Peak memory consumption was 15.8MB. Max. memory is 3.9GB. [2023-12-07 11:22:19,901 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 34.8MB. There was no memory consumed. Max. memory is 3.9GB. * CACSL2BoogieTranslator took 3643.80ms. Allocated memory was 60.9MB in the beginning and 98.8MB in the end (delta: 38.0MB). Free memory was 29.6MB in the beginning and 54.6MB in the end (delta: -25.1MB). Peak memory consumption was 29.7MB. Max. memory is 3.9GB. * Boogie Procedure Inliner took 712.37ms. Allocated memory is still 98.8MB. Free memory was 54.6MB in the beginning and 33.6MB in the end (delta: 21.0MB). Peak memory consumption was 31.5MB. Max. memory is 3.9GB. * Boogie Preprocessor took 598.99ms. Allocated memory is still 98.8MB. Free memory was 33.6MB in the beginning and 26.0MB in the end (delta: 7.6MB). Peak memory consumption was 15.8MB. Max. memory is 3.9GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...