./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/dubinsrejoin_48_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/dubinsrejoin_48_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8c9d9d8c146173038bf77339c6b67c901dff31920818e1b2a37eeb72d4027e0c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:14,317 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:14,401 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:00:14,407 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:00:14,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:00:14,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:14,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:00:14,436 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:00:14,437 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:14,438 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:14,439 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:14,439 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:00:14,440 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:00:14,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:00:14,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:00:14,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:14,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:00:14,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:14,444 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:00:14,444 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:00:14,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:00:14,448 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:14,449 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:14,449 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:14,450 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:14,450 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:14,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:14,451 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:14,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:14,452 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:00:14,453 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:00:14,454 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:00:14,455 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:00:14,456 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c9d9d8c146173038bf77339c6b67c901dff31920818e1b2a37eeb72d4027e0c [2023-11-19 04:00:14,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:14,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:14,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:14,764 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:14,766 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:14,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/neural-networks/dubinsrejoin_48_safe.c-amalgamation.i [2023-11-19 04:00:18,072 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:18,962 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:18,963 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/sv-benchmarks/c/neural-networks/dubinsrejoin_48_safe.c-amalgamation.i [2023-11-19 04:00:19,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/data/16048a695/b369538c55e4464f9085dcac64f0c87b/FLAGe4c6acb52 [2023-11-19 04:00:19,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/data/16048a695/b369538c55e4464f9085dcac64f0c87b [2023-11-19 04:00:19,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:19,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:19,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:19,105 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:19,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:19,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:19" (1/1) ... [2023-11-19 04:00:19,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee5a04e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:19, skipping insertion in model container [2023-11-19 04:00:19,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:19" (1/1) ... [2023-11-19 04:00:19,545 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:19,976 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:00:21,562 WARN L240 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_32698f81-45ed-43c0-ae58-0ebaacaa797f/sv-benchmarks/c/neural-networks/dubinsrejoin_48_safe.c-amalgamation.i[64744,64757] [2023-11-19 04:00:22,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:24,613 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:24,643 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:00:24,699 WARN L240 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_32698f81-45ed-43c0-ae58-0ebaacaa797f/sv-benchmarks/c/neural-networks/dubinsrejoin_48_safe.c-amalgamation.i[64744,64757] [2023-11-19 04:00:25,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:27,363 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:00:27,372 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:27,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27 WrapperNode [2023-11-19 04:00:27,373 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:27,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:27,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:27,375 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:27,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27" (1/1) ... [2023-11-19 04:00:28,801 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27" (1/1) ... [2023-11-19 04:00:31,692 INFO L138 Inliner]: procedures = 623, calls = 70767, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 71145 [2023-11-19 04:00:31,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:31,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:31,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:31,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:31,701 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27" (1/1) ... [2023-11-19 04:00:31,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27" (1/1) ... [2023-11-19 04:00:32,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27" (1/1) ... [2023-11-19 04:00:32,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27" (1/1) ... [2023-11-19 04:00:34,398 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27" (1/1) ... [2023-11-19 04:00:34,474 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27" (1/1) ... [2023-11-19 04:00:34,602 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27" (1/1) ... [2023-11-19 04:00:34,689 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27" (1/1) ... [2023-11-19 04:00:35,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:35,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:35,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:35,178 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:35,179 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:27" (1/1) ... [2023-11-19 04:00:35,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:35,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:35,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:35,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32698f81-45ed-43c0-ae58-0ebaacaa797f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 04:00:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:00:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 04:00:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 04:00:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:00:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:00:35,503 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:35,506 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation