./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test_union_cast-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_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/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_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test_union_cast-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/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_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/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 50b36a46d29ef54c7afc76395f3b73a4938c7b8fccc9ac2d632958ee93e7bffb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:57:11,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:57:11,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:57:11,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:57:11,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:57:11,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:57:11,250 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:57:11,250 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:57:11,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:57:11,251 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:57:11,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:57:11,251 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:57:11,251 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:57:11,251 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:57:11,251 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:57:11,251 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:57:11,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:57:11,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:57:11,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:57:11,252 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:57:11,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:57:11,252 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:57:11,252 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:57:11,252 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:57:11,252 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:57:11,252 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:57:11,252 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:57:11,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:57:11,252 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:57:11,252 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:57:11,253 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:57:11,253 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:57:11,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:57:11,253 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_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/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 -> 50b36a46d29ef54c7afc76395f3b73a4938c7b8fccc9ac2d632958ee93e7bffb [2024-12-06 05:57:11,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:57:11,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:57:11,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:57:11,499 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:57:11,499 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:57:11,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/ldv-regression/test_union_cast-2.i [2024-12-06 05:57:14,152 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/data/089135ae4/de64f8ef374e43d3b2011d59dec15472/FLAGe27ef77ca [2024-12-06 05:57:14,322 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:57:14,328 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/sv-benchmarks/c/ldv-regression/test_union_cast-2.i [2024-12-06 05:57:14,335 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/data/089135ae4/de64f8ef374e43d3b2011d59dec15472/FLAGe27ef77ca [2024-12-06 05:57:14,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/data/089135ae4/de64f8ef374e43d3b2011d59dec15472 [2024-12-06 05:57:14,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:57:14,723 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:57:14,723 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:57:14,723 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:57:14,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:57:14,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618a8a7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14, skipping insertion in model container [2024-12-06 05:57:14,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,738 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:57:14,843 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_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/sv-benchmarks/c/ldv-regression/test_union_cast-2.i[817,830] [2024-12-06 05:57:14,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:57:14,870 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:57:14,878 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_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/sv-benchmarks/c/ldv-regression/test_union_cast-2.i[817,830] [2024-12-06 05:57:14,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:57:14,893 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:57:14,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14 WrapperNode [2024-12-06 05:57:14,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:57:14,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:57:14,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:57:14,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:57:14,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,915 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 27 [2024-12-06 05:57:14,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:57:14,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:57:14,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:57:14,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:57:14,921 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,922 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,922 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,926 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,927 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,929 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,929 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:57:14,931 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:57:14,932 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:57:14,932 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:57:14,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:57:14" (1/1) ... [2024-12-06 05:57:14,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:57:14,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:57:14,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:57:14,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:57:14,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:57:14,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:57:14,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 05:57:14,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:57:14,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-12-06 05:57:14,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:57:14,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:57:14,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 05:57:14,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 05:57:15,037 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:57:15,039 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:57:15,111 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-06 05:57:15,111 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:57:15,137 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:57:15,137 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:57:15,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:57:15 BoogieIcfgContainer [2024-12-06 05:57:15,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:57:15,138 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:57:15,138 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:57:15,144 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:57:15,145 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:57:15" (1/1) ... [2024-12-06 05:57:15,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:57:15,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:15,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-06 05:57:15,187 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-06 05:57:15,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:57:15,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:57:15,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:57:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:57:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:57:15,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:57:15,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-12-06 05:57:15,508 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-12-06 05:57:15,508 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:57:15,508 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-12-06 05:57:15,514 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 05:57:15,524 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:57:15,524 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 15) no Hoare annotation was computed. [2024-12-06 05:57:15,525 INFO L75 FloydHoareUtils]: For program point L15(line 15) no Hoare annotation was computed. [2024-12-06 05:57:15,525 INFO L77 FloydHoareUtils]: At program point L14(lines 14 16) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2024-12-06 05:57:15,525 INFO L77 FloydHoareUtils]: At program point L14-2(lines 13 18) the Hoare annotation is: true [2024-12-06 05:57:15,525 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:57:15,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:57:15 ImpRootNode [2024-12-06 05:57:15,531 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:57:15,532 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:57:15,532 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:57:15,532 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:57:15,533 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:57:15" (3/4) ... [2024-12-06 05:57:15,535 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:57:15,540 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 05:57:15,540 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-06 05:57:15,540 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 05:57:15,540 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:57:15,596 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:57:15,597 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:57:15,597 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:57:15,598 INFO L158 Benchmark]: Toolchain (without parser) took 875.04ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 66.9MB in the end (delta: 50.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 05:57:15,598 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:57:15,598 INFO L158 Benchmark]: CACSL2BoogieTranslator took 170.85ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 106.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:57:15,599 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.04ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:57:15,599 INFO L158 Benchmark]: Boogie Preprocessor took 14.56ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 773.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:57:15,599 INFO L158 Benchmark]: RCFGBuilder took 205.76ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 93.9MB in the end (delta: 10.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:57:15,599 INFO L158 Benchmark]: CodeCheck took 393.81ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 71.0MB in the end (delta: 22.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:57:15,600 INFO L158 Benchmark]: Witness Printer took 65.03ms. Allocated memory is still 142.6MB. Free memory was 71.0MB in the beginning and 66.9MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:57:15,601 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: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 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, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 1 mSDtfsCounter, 3 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, 0.2s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 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: 15]: 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 0.30ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 170.85ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 106.3MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.04ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.56ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 104.3MB in the end (delta: 773.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 205.76ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 93.9MB in the end (delta: 10.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 393.81ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 71.0MB in the end (delta: 22.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 65.03ms. Allocated memory is still 142.6MB. Free memory was 71.0MB in the beginning and 66.9MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 05:57:15,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c4d43bd-ffdf-481c-8960-a435ac9ceb78/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 Result: TRUE