./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/dubinsrejoin_84_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_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/dubinsrejoin_84_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi --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 07d30dc5fdc1879762271df67e4a925aae270ef246ce0a8dbc10ec920979d2fc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:37,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:37,726 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:53:37,732 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:37,732 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:37,771 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:37,772 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:37,773 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:37,774 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:37,774 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:37,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:37,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:37,776 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:37,777 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:37,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:37,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:37,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:37,779 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:37,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:37,780 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:37,780 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:37,781 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:37,782 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:37,782 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:37,783 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:37,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:37,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:37,784 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:37,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:37,785 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:37,785 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:37,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:37,786 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:37,787 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_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07d30dc5fdc1879762271df67e4a925aae270ef246ce0a8dbc10ec920979d2fc [2023-11-24 22:53:38,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:38,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:38,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:38,142 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:38,143 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:38,144 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/neural-networks/dubinsrejoin_84_unsafe.c-amalgamation.i [2023-11-24 22:53:41,294 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:42,084 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:42,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/sv-benchmarks/c/neural-networks/dubinsrejoin_84_unsafe.c-amalgamation.i [2023-11-24 22:53:42,166 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/data/f44348432/63c1facb54694c148b06adc0d3663773/FLAG55d504fab [2023-11-24 22:53:42,183 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/data/f44348432/63c1facb54694c148b06adc0d3663773 [2023-11-24 22:53:42,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:42,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:42,197 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:42,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:42,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:42,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:42" (1/1) ... [2023-11-24 22:53:42,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@523138b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:42, skipping insertion in model container [2023-11-24 22:53:42,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:42" (1/1) ... [2023-11-24 22:53:42,468 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:44,421 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_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/sv-benchmarks/c/neural-networks/dubinsrejoin_84_unsafe.c-amalgamation.i[64740,64753] [2023-11-24 22:53:45,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:47,387 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:47,498 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_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/sv-benchmarks/c/neural-networks/dubinsrejoin_84_unsafe.c-amalgamation.i[64740,64753] [2023-11-24 22:53:48,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:50,453 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:50,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50 WrapperNode [2023-11-24 22:53:50,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:50,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:50,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:50,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:50,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50" (1/1) ... [2023-11-24 22:53:51,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50" (1/1) ... [2023-11-24 22:53:54,704 INFO L138 Inliner]: procedures = 622, calls = 70766, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 71145 [2023-11-24 22:53:54,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:54,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:54,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:54,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:54,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50" (1/1) ... [2023-11-24 22:53:54,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50" (1/1) ... [2023-11-24 22:53:55,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50" (1/1) ... [2023-11-24 22:53:55,441 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50" (1/1) ... [2023-11-24 22:53:57,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50" (1/1) ... [2023-11-24 22:53:57,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50" (1/1) ... [2023-11-24 22:53:57,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50" (1/1) ... [2023-11-24 22:53:57,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50" (1/1) ... [2023-11-24 22:53:58,137 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:58,138 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:58,139 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:58,139 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:58,140 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:50" (1/1) ... [2023-11-24 22:53:58,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:58,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:58,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:58,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c4923c-0cd4-4289-b8a2-e9460e84a9e3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:58,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-24 22:53:58,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:53:58,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-24 22:53:58,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-24 22:53:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:58,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:53:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:53:58,402 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:58,405 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation