/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/eca-rers2012/Problem08_label20.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 01:40:17,147 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 01:40:17,227 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-16 01:40:17,236 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 01:40:17,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 01:40:17,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 01:40:17,269 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 01:40:17,269 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 01:40:17,270 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 01:40:17,274 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 01:40:17,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 01:40:17,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 01:40:17,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 01:40:17,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 01:40:17,277 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 01:40:17,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 01:40:17,277 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 01:40:17,278 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-16 01:40:17,278 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 01:40:17,278 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-16 01:40:17,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 01:40:17,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 01:40:17,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 01:40:17,280 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 01:40:17,281 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 01:40:17,281 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-16 01:40:17,281 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 01:40:17,281 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 01:40:17,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 01:40:17,282 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 01:40:17,283 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 01:40:17,283 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 01:40:17,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 01:40:17,284 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 01:40:17,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 01:40:17,284 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 01:40:17,284 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 01:40:17,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 01:40:17,285 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 01:40:17,285 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 01:40:17,285 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 01:40:17,286 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 01:40:17,286 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 01:40:17,286 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 01:40:17,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 01:40:17,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 01:40:17,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 01:40:17,556 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 01:40:17,557 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 01:40:17,558 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem08_label20.c [2023-12-16 01:40:18,862 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 01:40:21,528 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 01:40:21,529 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem08_label20.c [2023-12-16 01:40:21,754 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e53325e2/d50934aeee1b4d4c95376645cfb492e7/FLAGa109b9413 [2023-12-16 01:40:21,769 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e53325e2/d50934aeee1b4d4c95376645cfb492e7 [2023-12-16 01:40:21,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 01:40:21,773 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 01:40:21,775 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 01:40:21,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 01:40:21,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 01:40:21,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 01:40:21" (1/1) ... [2023-12-16 01:40:21,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eab15e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:21, skipping insertion in model container [2023-12-16 01:40:21,781 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 01:40:21" (1/1) ... [2023-12-16 01:40:23,033 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 01:40:40,236 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/Problem08_label20.c[5711864,5711877] [2023-12-16 01:40:40,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 01:40:40,350 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 01:40:48,549 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/Problem08_label20.c[5711864,5711877] [2023-12-16 01:40:48,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 01:40:53,973 INFO L206 MainTranslator]: Completed translation [2023-12-16 01:40:53,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53 WrapperNode [2023-12-16 01:40:53,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 01:40:53,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 01:40:53,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 01:40:53,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 01:40:54,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:40:55,748 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:41:01,530 INFO L138 Inliner]: procedures = 95, calls = 89, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 184370 [2023-12-16 01:41:01,530 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 01:41:01,531 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 01:41:01,531 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 01:41:01,531 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 01:41:01,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:41:01,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:41:02,804 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:41:03,921 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]. [2023-12-16 01:41:03,921 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:41:03,921 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:41:06,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:41:07,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:41:08,076 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:41:08,343 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:41:09,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 01:41:09,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 01:41:09,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 01:41:09,526 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 01:41:09,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 01:40:53" (1/1) ... [2023-12-16 01:41:09,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 01:41:09,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 01:41:09,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-16 01:41:09,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-16 01:41:09,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 01:41:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 01:41:09,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 01:41:09,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 01:41:09,975 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 01:41:09,977 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation Received shutdown request... [2023-12-16 01:41:11,368 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-16 01:41:11,388 WARN L690 $ProcedureCfgBuilder]: Timeout while constructing control flow graph [2023-12-16 01:41:11,389 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder. Reason: Timeout or Toolchain cancelled by user [2023-12-16 01:41:11,392 INFO L158 Benchmark]: Toolchain (without parser) took 49618.42ms. Allocated memory was 741.3MB in the beginning and 5.8GB in the end (delta: 5.0GB). Free memory was 415.5MB in the beginning and 3.9GB in the end (delta: -3.5GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2023-12-16 01:41:11,393 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 216.0MB. Free memory was 166.7MB in the beginning and 166.6MB in the end (delta: 172.1kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 01:41:11,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 32198.93ms. Allocated memory was 741.3MB in the beginning and 4.0GB in the end (delta: 3.3GB). Free memory was 415.5MB in the beginning and 2.0GB in the end (delta: -1.6GB). Peak memory consumption was 2.7GB. Max. memory is 8.0GB. [2023-12-16 01:41:11,395 INFO L158 Benchmark]: Boogie Procedure Inliner took 7554.82ms. Allocated memory was 4.0GB in the beginning and 4.8GB in the end (delta: 791.7MB). Free memory was 2.0GB in the beginning and 2.4GB in the end (delta: -385.4MB). Peak memory consumption was 540.5MB. Max. memory is 8.0GB. [2023-12-16 01:41:11,396 INFO L158 Benchmark]: Boogie Preprocessor took 7993.15ms. Allocated memory was 4.8GB in the beginning and 5.8GB in the end (delta: 943.7MB). Free memory was 2.4GB in the beginning and 4.0GB in the end (delta: -1.6GB). Peak memory consumption was 483.9MB. Max. memory is 8.0GB. [2023-12-16 01:41:11,396 INFO L158 Benchmark]: RCFGBuilder took 1865.31ms. Allocated memory is still 5.8GB. Free memory was 4.0GB in the beginning and 3.9GB in the end (delta: 59.2MB). Peak memory consumption was 252.7MB. Max. memory is 8.0GB. [2023-12-16 01:41:11,406 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 216.0MB. Free memory was 166.7MB in the beginning and 166.6MB in the end (delta: 172.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 32198.93ms. Allocated memory was 741.3MB in the beginning and 4.0GB in the end (delta: 3.3GB). Free memory was 415.5MB in the beginning and 2.0GB in the end (delta: -1.6GB). Peak memory consumption was 2.7GB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 7554.82ms. Allocated memory was 4.0GB in the beginning and 4.8GB in the end (delta: 791.7MB). Free memory was 2.0GB in the beginning and 2.4GB in the end (delta: -385.4MB). Peak memory consumption was 540.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 7993.15ms. Allocated memory was 4.8GB in the beginning and 5.8GB in the end (delta: 943.7MB). Free memory was 2.4GB in the beginning and 4.0GB in the end (delta: -1.6GB). Peak memory consumption was 483.9MB. Max. memory is 8.0GB. * RCFGBuilder took 1865.31ms. Allocated memory is still 5.8GB. Free memory was 4.0GB in the beginning and 3.9GB in the end (delta: 59.2MB). Peak memory consumption was 252.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder) Toolchain cancelled while ProcedureCfgBuilder was constructing CFG for procedure with 274977statements. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2023-12-16 01:41:11,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0