./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_1-2_abstracted.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_1-2_abstracted.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm --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 cc40d4ad6a7bdf39bf9f58b5e7bf6c9907d8f0f2ffcd427a55e83ad7fe6ca0b0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:27:49,818 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:27:49,911 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:27:49,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:27:49,919 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:27:49,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:27:49,952 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:27:49,953 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:27:49,953 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:27:49,953 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:27:49,953 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:27:49,954 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:27:49,954 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:27:49,954 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:27:49,954 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:27:49,954 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:27:49,954 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:27:49,954 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:27:49,955 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:27:49,955 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:27:49,955 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:27:49,955 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:27:49,955 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:27:49,955 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:27:49,955 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:27:49,956 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:27:49,956 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:27:49,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:27:49,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:27:49,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:27:49,956 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:27:49,956 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:27:49,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:27:49,957 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_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm 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 -> cc40d4ad6a7bdf39bf9f58b5e7bf6c9907d8f0f2ffcd427a55e83ad7fe6ca0b0 [2024-11-13 20:27:50,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:27:50,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:27:50,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:27:50,259 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:27:50,259 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:27:50,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/loop-acceleration/simple_1-2_abstracted.c Unable to find full path for "g++" [2024-11-13 20:27:52,173 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:27:52,418 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:27:52,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/sv-benchmarks/c/loop-acceleration/simple_1-2_abstracted.c [2024-11-13 20:27:52,427 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/data/7a695005a/e5f5ddb11a8c46538064cc37e85c2154/FLAG961fec3f8 [2024-11-13 20:27:52,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/data/7a695005a/e5f5ddb11a8c46538064cc37e85c2154 [2024-11-13 20:27:52,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:27:52,446 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:27:52,447 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:27:52,448 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:27:52,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:27:52,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37cddaa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52, skipping insertion in model container [2024-11-13 20:27:52,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,468 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:27:52,633 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_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/sv-benchmarks/c/loop-acceleration/simple_1-2_abstracted.c[740,753] [2024-11-13 20:27:52,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:27:52,660 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:27:52,673 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_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/sv-benchmarks/c/loop-acceleration/simple_1-2_abstracted.c[740,753] [2024-11-13 20:27:52,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:27:52,699 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:27:52,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52 WrapperNode [2024-11-13 20:27:52,700 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:27:52,701 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:27:52,701 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:27:52,701 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:27:52,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,738 INFO L138 Inliner]: procedures = 20, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 26 [2024-11-13 20:27:52,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:27:52,739 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:27:52,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:27:52,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:27:52,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,757 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,763 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,765 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:27:52,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:27:52,766 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:27:52,766 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:27:52,767 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:27:52" (1/1) ... [2024-11-13 20:27:52,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:27:52,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:27:52,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:27:52,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:27:52,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:27:52,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:27:52,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:27:52,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:27:52,906 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:27:52,908 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:27:53,011 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 20:27:53,011 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:27:53,086 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:27:53,086 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:27:53,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:27:53 BoogieIcfgContainer [2024-11-13 20:27:53,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:27:53,090 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:27:53,091 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:27:53,101 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:27:53,102 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:27:53" (1/1) ... [2024-11-13 20:27:53,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:27:53,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:53,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 20:27:53,175 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 20:27:53,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:27:53,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:27:53,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:27:53,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:53,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:27:53,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:27:53,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 4 states and 3 transitions. [2024-11-13 20:27:53,409 INFO L276 IsEmpty]: Start isEmpty. Operand 4 states and 3 transitions. [2024-11-13 20:27:53,409 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:27:53,410 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-13 20:27:53,422 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 20:27:53,441 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:27:53,441 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) no Hoare annotation was computed. [2024-11-13 20:27:53,442 INFO L75 FloydHoareUtils]: For program point L17(line 17) no Hoare annotation was computed. [2024-11-13 20:27:53,442 INFO L77 FloydHoareUtils]: At program point L16(lines 16 18) the Hoare annotation is: (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 1) [2024-11-13 20:27:53,442 INFO L77 FloydHoareUtils]: At program point L16-2(lines 15 20) the Hoare annotation is: true [2024-11-13 20:27:53,443 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:27:53,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:27:53 ImpRootNode [2024-11-13 20:27:53,450 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:27:53,451 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:27:53,451 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:27:53,451 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:27:53,452 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:27:53" (3/4) ... [2024-11-13 20:27:53,455 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:27:53,461 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 20:27:53,462 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 20:27:53,462 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 20:27:53,462 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:27:53,549 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:27:53,550 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:27:53,550 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:27:53,554 INFO L158 Benchmark]: Toolchain (without parser) took 1105.34ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 53.5MB in the end (delta: 39.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:27:53,555 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:27:53,555 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.83ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 82.4MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:27:53,556 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.95ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:27:53,556 INFO L158 Benchmark]: Boogie Preprocessor took 25.79ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.7MB in the end (delta: 571.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:27:53,557 INFO L158 Benchmark]: RCFGBuilder took 321.16ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 69.6MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:27:53,557 INFO L158 Benchmark]: CodeCheck took 360.12ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 57.8MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:27:53,558 INFO L158 Benchmark]: Witness Printer took 99.05ms. Allocated memory is still 117.4MB. Free memory was 57.6MB in the beginning and 53.5MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:27:53,561 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: 0.3s, 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, 0.1s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 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 - PositiveResult [Line: 17]: 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 0.26ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.83ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 82.4MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.95ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.79ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.7MB in the end (delta: 571.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 321.16ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 69.6MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 360.12ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 57.8MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 99.05ms. Allocated memory is still 117.4MB. Free memory was 57.6MB in the beginning and 53.5MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 20:27:53,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09e85b46-42b9-40c3-bfcc-3726f4b71ce1/bin/ukojak-verify-EEHR8qb7sm/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