./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test_overflow.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_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test_overflow.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3 --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 31c2f37fb9b98eb55ea768d9d2102dfc89bdbbd18c4d53edbd17f5c0e13b956a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:09:43,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:09:43,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 05:09:43,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:09:43,145 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:09:43,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:09:43,169 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:09:43,169 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:09:43,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:09:43,170 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:09:43,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:09:43,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:09:43,170 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:09:43,170 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:09:43,170 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:09:43,170 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:09:43,171 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:09:43,171 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:09:43,171 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:09:43,171 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:09:43,171 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:09:43,171 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:09:43,171 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:09:43,171 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:09:43,171 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:09:43,172 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:09:43,172 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:09:43,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:09:43,172 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:09:43,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:09:43,172 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:09:43,172 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:09:43,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:09:43,173 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_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3 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 -> 31c2f37fb9b98eb55ea768d9d2102dfc89bdbbd18c4d53edbd17f5c0e13b956a [2024-11-25 05:09:43,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:09:43,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:09:43,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:09:43,510 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:09:43,510 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:09:43,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/ldv-regression/test_overflow.i [2024-11-25 05:09:46,474 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/data/f69ea3058/9999ae0afda246e598be961119131cd8/FLAG3c1f4903f [2024-11-25 05:09:46,862 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:09:46,866 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/sv-benchmarks/c/ldv-regression/test_overflow.i [2024-11-25 05:09:46,889 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/data/f69ea3058/9999ae0afda246e598be961119131cd8/FLAG3c1f4903f [2024-11-25 05:09:46,918 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/data/f69ea3058/9999ae0afda246e598be961119131cd8 [2024-11-25 05:09:46,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:09:46,923 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:09:46,925 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:09:46,925 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:09:46,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:09:46,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:09:46" (1/1) ... [2024-11-25 05:09:46,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77717ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:46, skipping insertion in model container [2024-11-25 05:09:46,934 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:09:46" (1/1) ... [2024-11-25 05:09:46,984 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:09:47,354 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_39336666-21ba-4e08-871b-e5ac41a0f816/sv-benchmarks/c/ldv-regression/test_overflow.i[33387,33400] [2024-11-25 05:09:47,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:09:47,373 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:09:47,414 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_39336666-21ba-4e08-871b-e5ac41a0f816/sv-benchmarks/c/ldv-regression/test_overflow.i[33387,33400] [2024-11-25 05:09:47,417 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:09:47,457 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:09:47,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47 WrapperNode [2024-11-25 05:09:47,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:09:47,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:09:47,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:09:47,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:09:47,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,484 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,500 INFO L138 Inliner]: procedures = 219, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 31 [2024-11-25 05:09:47,500 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:09:47,501 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:09:47,501 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:09:47,501 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:09:47,508 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,510 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,511 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,514 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,515 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,516 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,518 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:09:47,520 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:09:47,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:09:47,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:09:47,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:09:47,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:09:47,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:09:47,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:09:47,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:09:47,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:09:47,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:09:47,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:09:47,697 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:09:47,699 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:09:47,768 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 05:09:47,769 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:09:47,800 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:09:47,800 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:09:47,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:09:47 BoogieIcfgContainer [2024-11-25 05:09:47,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:09:47,802 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:09:47,802 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:09:47,813 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:09:47,813 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:09:47" (1/1) ... [2024-11-25 05:09:47,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:09:47,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:09:47,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-25 05:09:47,873 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-25 05:09:47,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 05:09:47,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:09:47,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:09:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:09:48,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:09:48,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:09:48,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-25 05:09:48,349 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-25 05:09:48,350 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 05:09:48,351 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-25 05:09:48,362 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 05:09:48,386 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 05:09:48,387 INFO L77 FloydHoareUtils]: At program point L760(line 760) the Hoare annotation is: (and (<= (div ~globalSize~0 4294967296) 0) (= (mod ~globalSize~0 4294967296) 4)) [2024-11-25 05:09:48,387 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 752) no Hoare annotation was computed. [2024-11-25 05:09:48,387 INFO L77 FloydHoareUtils]: At program point L760-2(line 760) the Hoare annotation is: true [2024-11-25 05:09:48,387 INFO L75 FloydHoareUtils]: For program point L752(line 752) no Hoare annotation was computed. [2024-11-25 05:09:48,387 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 05:09:48,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:09:48 ImpRootNode [2024-11-25 05:09:48,394 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:09:48,394 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:09:48,394 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:09:48,394 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:09:48,395 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:09:47" (3/4) ... [2024-11-25 05:09:48,397 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 05:09:48,404 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-25 05:09:48,404 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-25 05:09:48,404 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 05:09:48,405 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 05:09:48,476 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 05:09:48,477 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 05:09:48,477 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:09:48,478 INFO L158 Benchmark]: Toolchain (without parser) took 1554.86ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 84.2MB in the end (delta: 9.0MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-11-25 05:09:48,478 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:09:48,479 INFO L158 Benchmark]: CACSL2BoogieTranslator took 533.12ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 69.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 05:09:48,480 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.62ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 67.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:09:48,480 INFO L158 Benchmark]: Boogie Preprocessor took 18.88ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 67.0MB in the end (delta: 698.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:09:48,481 INFO L158 Benchmark]: RCFGBuilder took 280.63ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 56.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:09:48,482 INFO L158 Benchmark]: CodeCheck took 591.95ms. Allocated memory is still 117.4MB. Free memory was 55.8MB in the beginning and 88.7MB in the end (delta: -33.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:09:48,482 INFO L158 Benchmark]: Witness Printer took 82.87ms. Allocated memory is still 117.4MB. Free memory was 88.7MB in the beginning and 84.2MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:09:48,485 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 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 1 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 1 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 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, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 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 - PositiveResult [Line: 752]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 533.12ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 69.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.62ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 67.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.88ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 67.0MB in the end (delta: 698.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 280.63ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 56.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 591.95ms. Allocated memory is still 117.4MB. Free memory was 55.8MB in the beginning and 88.7MB in the end (delta: -33.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 82.87ms. Allocated memory is still 117.4MB. Free memory was 88.7MB in the beginning and 84.2MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 05:09:48,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39336666-21ba-4e08-871b-e5ac41a0f816/bin/ukojak-verify-ENZ3QT5qd3/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 Result: TRUE