./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/dubinsrejoin_94_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/dubinsrejoin_94_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9 --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 a0718ea48b69d5d691c31ac9da235e4bc229eeb75cbbdfb213401b633516e7fc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:53:05,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:53:05,198 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:53:05,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:53:05,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:53:05,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:53:05,235 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:53:05,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:53:05,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:53:05,238 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:53:05,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:53:05,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:53:05,240 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:53:05,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:53:05,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:53:05,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:53:05,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:53:05,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:53:05,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:53:05,244 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:53:05,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:53:05,245 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:53:05,245 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:53:05,246 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:53:05,246 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:53:05,247 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:53:05,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:53:05,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:53:05,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:53:05,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:53:05,249 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:53:05,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:53:05,250 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:53:05,250 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_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0718ea48b69d5d691c31ac9da235e4bc229eeb75cbbdfb213401b633516e7fc [2023-12-03 04:53:05,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:53:05,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:53:05,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:53:05,534 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:53:05,534 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:53:05,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/dubinsrejoin_94_unsafe.c-amalgamation.i [2023-12-03 04:53:08,362 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:53:08,997 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:53:08,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/sv-benchmarks/c/neural-networks/dubinsrejoin_94_unsafe.c-amalgamation.i [2023-12-03 04:53:09,081 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/data/165cfb8a8/a0b468f1de8240cf95f5c2b681adeb04/FLAGa9259ace6 [2023-12-03 04:53:09,097 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/data/165cfb8a8/a0b468f1de8240cf95f5c2b681adeb04 [2023-12-03 04:53:09,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:53:09,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:53:09,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:53:09,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:53:09,108 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:53:09,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:53:09" (1/1) ... [2023-12-03 04:53:09,110 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f54aa6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:09, skipping insertion in model container [2023-12-03 04:53:09,110 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:53:09" (1/1) ... [2023-12-03 04:53:09,326 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:53:10,845 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_2df79885-decd-40dc-976b-2bccabf6c69a/sv-benchmarks/c/neural-networks/dubinsrejoin_94_unsafe.c-amalgamation.i[64742,64755] [2023-12-03 04:53:11,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:53:13,024 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:53:13,074 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_2df79885-decd-40dc-976b-2bccabf6c69a/sv-benchmarks/c/neural-networks/dubinsrejoin_94_unsafe.c-amalgamation.i[64742,64755] [2023-12-03 04:53:13,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:53:15,318 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:53:15,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15 WrapperNode [2023-12-03 04:53:15,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:53:15,320 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:53:15,320 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:53:15,320 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:53:15,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15" (1/1) ... [2023-12-03 04:53:15,694 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15" (1/1) ... [2023-12-03 04:53:17,424 INFO L138 Inliner]: procedures = 622, calls = 70766, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 71145 [2023-12-03 04:53:17,425 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:53:17,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:53:17,426 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:53:17,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:53:17,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15" (1/1) ... [2023-12-03 04:53:17,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15" (1/1) ... [2023-12-03 04:53:17,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15" (1/1) ... [2023-12-03 04:53:17,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15" (1/1) ... [2023-12-03 04:53:18,935 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15" (1/1) ... [2023-12-03 04:53:18,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15" (1/1) ... [2023-12-03 04:53:19,130 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15" (1/1) ... [2023-12-03 04:53:19,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15" (1/1) ... [2023-12-03 04:53:19,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:53:19,421 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:53:19,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:53:19,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:53:19,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:53:15" (1/1) ... [2023-12-03 04:53:19,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:53:19,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:53:19,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:53:19,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2df79885-decd-40dc-976b-2bccabf6c69a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:53:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-03 04:53:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:53:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-03 04:53:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-03 04:53:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:53:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:53:19,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:53:19,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:53:19,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:53:19,645 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:53:19,647 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation