./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/neural-networks/lunarlander_81_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/neural-networks/lunarlander_81_unsafe.c-amalgamation.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6534bbd62382db929245440e0d3b59bb3987838371f6660de45f54fd5741ee45 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 02:04:43,405 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 02:04:43,464 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 02:04:43,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 02:04:43,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 02:04:43,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 02:04:43,497 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 02:04:43,497 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 02:04:43,497 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 02:04:43,497 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 02:04:43,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 02:04:43,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 02:04:43,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 02:04:43,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 02:04:43,499 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 02:04:43,499 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 02:04:43,499 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 02:04:43,499 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 02:04:43,499 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 02:04:43,499 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 02:04:43,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 02:04:43,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 02:04:43,500 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 02:04:43,500 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 02:04:43,500 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 02:04:43,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 02:04:43,500 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 02:04:43,500 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 02:04:43,500 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 02:04:43,500 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 02:04:43,500 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 02:04:43,500 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 02:04:43,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:04:43,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 02:04:43,501 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 02:04:43,501 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 02:04:43,501 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 02:04:43,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:04:43,501 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 02:04:43,501 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 02:04:43,501 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 02:04:43,501 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 02:04:43,502 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 02:04:43,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 02:04:43,502 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 02:04:43,502 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 02:04:43,502 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 02:04:43,502 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 02:04:43,502 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6534bbd62382db929245440e0d3b59bb3987838371f6660de45f54fd5741ee45 [2025-01-09 02:04:43,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 02:04:43,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 02:04:43,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 02:04:43,753 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 02:04:43,753 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 02:04:43,754 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/neural-networks/lunarlander_81_unsafe.c-amalgamation.i [2025-01-09 02:04:44,932 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c005dffec/274af3923ff446f1a5f38a0cb61744fb/FLAG35714c758 [2025-01-09 02:04:45,325 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 02:04:45,326 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/neural-networks/lunarlander_81_unsafe.c-amalgamation.i [2025-01-09 02:04:45,352 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c005dffec/274af3923ff446f1a5f38a0cb61744fb/FLAG35714c758 [2025-01-09 02:04:45,367 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c005dffec/274af3923ff446f1a5f38a0cb61744fb [2025-01-09 02:04:45,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 02:04:45,370 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 02:04:45,371 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 02:04:45,371 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 02:04:45,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 02:04:45,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:04:45" (1/1) ... [2025-01-09 02:04:45,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42284e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:45, skipping insertion in model container [2025-01-09 02:04:45,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:04:45" (1/1) ... [2025-01-09 02:04:45,428 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 02:04:45,831 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/neural-networks/lunarlander_81_unsafe.c-amalgamation.i[64327,64340] [2025-01-09 02:04:45,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 02:04:46,185 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 02:04:46,231 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/neural-networks/lunarlander_81_unsafe.c-amalgamation.i[64327,64340] [2025-01-09 02:04:46,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 02:04:46,504 INFO L204 MainTranslator]: Completed translation [2025-01-09 02:04:46,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46 WrapperNode [2025-01-09 02:04:46,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 02:04:46,507 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 02:04:46,507 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 02:04:46,507 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 02:04:46,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:46,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:46,711 INFO L138 Inliner]: procedures = 621, calls = 5148, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 5437 [2025-01-09 02:04:46,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 02:04:46,713 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 02:04:46,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 02:04:46,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 02:04:46,722 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:46,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:46,817 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:46,827 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2025-01-09 02:04:46,827 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:46,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:46,961 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:46,976 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:46,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:47,004 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:47,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:47,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 02:04:47,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 02:04:47,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 02:04:47,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 02:04:47,047 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:04:46" (1/1) ... [2025-01-09 02:04:47,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:04:47,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 02:04:47,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 02:04:47,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 02:04:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2025-01-09 02:04:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 02:04:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2025-01-09 02:04:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2025-01-09 02:04:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2025-01-09 02:04:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 02:04:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 02:04:47,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 02:04:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 02:04:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-01-09 02:04:47,223 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 02:04:47,224 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation