./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/cartpole_83_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/neural-networks/cartpole_83_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU --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 628482cc58ddd8d042cf2e0f7d07629d64609ce4743bf030a481197575a79e82 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:11:44,617 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:11:44,725 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 22:11:44,730 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:11:44,732 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:11:44,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:11:44,785 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:11:44,786 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:11:44,787 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:11:44,789 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:11:44,789 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:11:44,790 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:11:44,791 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:11:44,791 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:11:44,794 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:11:44,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:11:44,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:11:44,796 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:11:44,796 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:11:44,796 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:11:44,819 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:11:44,820 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:11:44,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:11:44,820 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:11:44,821 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:11:44,821 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:11:44,821 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:11:44,822 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:11:44,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:11:44,823 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:11:44,826 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:11:44,826 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:11:44,826 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:11:44,827 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:11:44,827 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:11:44,827 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:11:44,828 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:11:44,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:11:44,828 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:11:44,829 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:11:44,830 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:11:44,831 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:11:44,831 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 628482cc58ddd8d042cf2e0f7d07629d64609ce4743bf030a481197575a79e82 [2024-10-31 22:11:45,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:11:45,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:11:45,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:11:45,245 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:11:45,245 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:11:45,247 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/neural-networks/cartpole_83_safe.c-amalgamation.i Unable to find full path for "g++" [2024-10-31 22:11:47,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:11:48,408 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:11:48,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/sv-benchmarks/c/neural-networks/cartpole_83_safe.c-amalgamation.i [2024-10-31 22:11:48,450 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/data/441230671/cd2b2bcfe5174ce59bbed8408012f5c1/FLAG9ea223437 [2024-10-31 22:11:48,899 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/data/441230671/cd2b2bcfe5174ce59bbed8408012f5c1 [2024-10-31 22:11:48,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:11:48,908 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:11:48,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:11:48,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:11:48,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:11:48,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:11:48" (1/1) ... [2024-10-31 22:11:48,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a603298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:48, skipping insertion in model container [2024-10-31 22:11:48,940 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:11:48" (1/1) ... [2024-10-31 22:11:49,117 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:11:50,699 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/sv-benchmarks/c/neural-networks/cartpole_83_safe.c-amalgamation.i[63704,63717] [2024-10-31 22:11:50,964 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:11:51,265 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:11:51,326 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/sv-benchmarks/c/neural-networks/cartpole_83_safe.c-amalgamation.i[63704,63717] [2024-10-31 22:11:51,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:11:51,855 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:11:51,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51 WrapperNode [2024-10-31 22:11:51,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:11:51,858 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:11:51,858 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:11:51,859 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:11:51,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:51,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:52,320 INFO L138 Inliner]: procedures = 621, calls = 4746, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 5019 [2024-10-31 22:11:52,325 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:11:52,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:11:52,326 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:11:52,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:11:52,349 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:52,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:52,414 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:52,430 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-10-31 22:11:52,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:52,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:52,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:52,564 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:52,592 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:52,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:52,698 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:11:52,699 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:11:52,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:11:52,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:11:52,701 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:11:51" (1/1) ... [2024-10-31 22:11:52,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:11:52,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:11:52,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:11:52,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a2aab2f-97c7-4fbb-9b2f-5edbfda7ec4e/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:11:52,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-10-31 22:11:52,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:11:52,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-10-31 22:11:52,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-10-31 22:11:52,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-10-31 22:11:52,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:11:52,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:11:52,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:11:52,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:11:52,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-31 22:11:53,064 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:11:53,067 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation