./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b --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 b761192fa7940b5b8dcbde16e115ffe8d21a1b5878463860b50bdc92045acfbc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:20:01,357 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:20:01,413 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:20:01,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:20:01,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:20:01,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:20:01,436 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:20:01,436 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:20:01,437 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:20:01,437 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:20:01,437 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:20:01,437 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:20:01,437 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:20:01,437 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:20:01,437 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:20:01,437 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:20:01,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:20:01,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:20:01,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:20:01,438 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:20:01,438 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:20:01,438 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:20:01,438 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:20:01,438 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:20:01,438 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:20:01,438 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:20:01,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:20:01,438 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:20:01,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:20:01,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:20:01,439 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:20:01,439 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:20:01,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:20:01,439 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b 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 -> b761192fa7940b5b8dcbde16e115ffe8d21a1b5878463860b50bdc92045acfbc [2024-12-05 23:20:01,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:20:01,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:20:01,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:20:01,689 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:20:01,689 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:20:01,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-2.i [2024-12-05 23:20:04,356 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/data/a328affdd/83bbac20bfec4714927d005a99996e82/FLAGf5b9df774 [2024-12-05 23:20:04,534 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:20:04,535 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-2.i [2024-12-05 23:20:04,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/data/a328affdd/83bbac20bfec4714927d005a99996e82/FLAGf5b9df774 [2024-12-05 23:20:04,903 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/data/a328affdd/83bbac20bfec4714927d005a99996e82 [2024-12-05 23:20:04,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:20:04,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:20:04,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:20:04,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:20:04,910 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:20:04,910 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:20:04" (1/1) ... [2024-12-05 23:20:04,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47121662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:04, skipping insertion in model container [2024-12-05 23:20:04,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:20:04" (1/1) ... [2024-12-05 23:20:04,921 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:20:05,036 WARN L250 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_efe294b5-9a5c-4dad-a85a-db47da843d2d/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-2.i[1767,1780] [2024-12-05 23:20:05,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:20:05,057 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:20:05,068 WARN L250 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_efe294b5-9a5c-4dad-a85a-db47da843d2d/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-2.i[1767,1780] [2024-12-05 23:20:05,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:20:05,087 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:20:05,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05 WrapperNode [2024-12-05 23:20:05,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:20:05,089 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:20:05,089 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:20:05,089 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:20:05,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,118 INFO L138 Inliner]: procedures = 18, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39 [2024-12-05 23:20:05,118 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:20:05,119 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:20:05,119 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:20:05,119 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:20:05,126 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,132 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,136 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,138 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:20:05,138 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:20:05,139 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:20:05,139 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:20:05,139 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:20:05,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:20:05,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:20:05,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:20:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:20:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:20:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 23:20:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:20:05,196 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_39_to_45_0 [2024-12-05 23:20:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_39_to_45_0 [2024-12-05 23:20:05,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:20:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:20:05,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:20:05,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 23:20:05,249 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:20:05,251 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:20:05,363 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-05 23:20:05,363 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:20:05,404 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:20:05,404 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:20:05,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:20:05 BoogieIcfgContainer [2024-12-05 23:20:05,404 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:20:05,405 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:20:05,405 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:20:05,413 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:20:05,413 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:20:05" (1/1) ... [2024-12-05 23:20:05,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:20:05,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:05,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2024-12-05 23:20:05,469 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2024-12-05 23:20:05,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 23:20:05,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:05,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:20:05,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:20:05,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:20:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:20:05,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-12-05 23:20:05,636 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-12-05 23:20:05,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 23:20:05,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:20:05,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:20:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:20:05,689 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:20:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:20:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:20:05,781 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:20:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:20:05,808 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-12-05 23:20:05,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:20:05 ImpRootNode [2024-12-05 23:20:05,831 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:20:05,831 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:20:05,831 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:20:05,832 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:20:05,832 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:20:05" (3/4) ... [2024-12-05 23:20:05,833 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 23:20:05,867 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 6. [2024-12-05 23:20:05,905 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 23:20:05,905 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 23:20:05,905 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:20:05,906 INFO L158 Benchmark]: Toolchain (without parser) took 1000.18ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 38.6MB in the end (delta: 54.0MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-12-05 23:20:05,906 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:20:05,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 181.73ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.2MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:20:05,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.10ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:20:05,907 INFO L158 Benchmark]: Boogie Preprocessor took 19.20ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 79.1MB in the end (delta: 969.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:20:05,908 INFO L158 Benchmark]: RCFGBuilder took 265.73ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 65.8MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:20:05,908 INFO L158 Benchmark]: CodeCheck took 426.05ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 42.9MB in the end (delta: 22.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:20:05,909 INFO L158 Benchmark]: Witness Printer took 74.13ms. Allocated memory is still 117.4MB. Free memory was 42.9MB in the beginning and 38.6MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:20:05,911 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 50]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L87] unsigned int array[10000]; [L88] unsigned int index = 0; [L89] unsigned int tmp = 0; VAL [array={24850:0}, index={24849:0}, tmp={24848:0}] [L90] CALL func_to_recursive_line_39_to_45_0(&array, &index, &tmp) VAL [\old(array)={24850:0}, \old(index)={24849:0}, \old(tmp)={24848:0}] [L67] *index = __VERIFIER_nondet_uint() [L68] EXPR \read(*index) VAL [\old(array)={24850:0}, \old(index)={24849:0}, \old(tmp)={24848:0}, array={24850:0}, index={24849:0}, tmp={24848:0}] [L68] COND TRUE (*index) >= 10000 [L90] RET func_to_recursive_line_39_to_45_0(&array, &index, &tmp) VAL [array={24850:0}, index={24849:0}, tmp={24848:0}] [L91] EXPR \read(tmp) [L91] EXPR (tmp < 10000) && (array[tmp] == tmp) [L91] EXPR \read(tmp) [L91] EXPR array[tmp] [L91] EXPR \read(tmp) [L91] EXPR (tmp < 10000) && (array[tmp] == tmp) [L91] CALL __VERIFIER_assert((tmp < 10000) && (array[tmp] == tmp)) [L46] COND TRUE !cond [L50] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 181.73ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.2MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.10ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.20ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 79.1MB in the end (delta: 969.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 265.73ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 65.8MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 426.05ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 42.9MB in the end (delta: 22.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 74.13ms. Allocated memory is still 117.4MB. Free memory was 42.9MB in the beginning and 38.6MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-05 23:20:05,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efe294b5-9a5c-4dad-a85a-db47da843d2d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE