./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/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_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4f531da4514da78f664dbd663145b26ee24930c7e93acdc31160c6cc4e4d5de8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:19:42,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:19:42,544 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:19:42,550 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:19:42,550 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:19:42,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:19:42,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:19:42,593 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:19:42,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:19:42,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:19:42,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:19:42,593 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:19:42,594 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:19:42,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:19:42,594 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:19:42,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:19:42,594 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:19:42,594 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:19:42,594 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:19:42,594 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:19:42,594 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:19:42,594 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:19:42,595 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:19:42,595 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:19:42,595 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:19:42,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:19:42,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:19:42,595 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:19:42,595 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:19:42,595 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:19:42,595 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:19:42,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:19:42,599 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_6d6ac309-02db-48e3-8776-747c5c692187/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f531da4514da78f664dbd663145b26ee24930c7e93acdc31160c6cc4e4d5de8 [2024-11-13 21:19:42,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:19:42,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:19:42,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:19:42,910 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:19:42,910 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:19:42,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc.i Unable to find full path for "g++" [2024-11-13 21:19:44,900 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:19:45,183 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:19:45,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc.i [2024-11-13 21:19:45,192 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/data/2d46c004d/66838edabfd449c0ac90dfbf2743a472/FLAGb04d1c9d2 [2024-11-13 21:19:45,469 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/data/2d46c004d/66838edabfd449c0ac90dfbf2743a472 [2024-11-13 21:19:45,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:19:45,475 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:19:45,476 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:19:45,476 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:19:45,480 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:19:45,481 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,482 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a97415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45, skipping insertion in model container [2024-11-13 21:19:45,482 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,495 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:19:45,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:19:45,645 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:19:45,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:19:45,675 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:19:45,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45 WrapperNode [2024-11-13 21:19:45,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:19:45,676 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:19:45,676 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:19:45,676 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:19:45,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,705 INFO L138 Inliner]: procedures = 13, calls = 14, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 35 [2024-11-13 21:19:45,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:19:45,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:19:45,706 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:19:45,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:19:45,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,714 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,721 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,723 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:19:45,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:19:45,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:19:45,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:19:45,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:19:45" (1/1) ... [2024-11-13 21:19:45,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:19:45,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:19:45,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:19:45,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:19:45,792 INFO L130 BoogieDeclarations]: Found specification of procedure rec_strcopy_helper [2024-11-13 21:19:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure rec_strcopy_helper [2024-11-13 21:19:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:19:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 21:19:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:19:45,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:19:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:19:45,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:19:45,875 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:19:45,877 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:19:46,061 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 21:19:46,063 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:19:46,118 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:19:46,119 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:19:46,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:19:46 BoogieIcfgContainer [2024-11-13 21:19:46,119 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:19:46,120 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:19:46,120 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:19:46,130 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:19:46,131 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:19:46" (1/1) ... [2024-11-13 21:19:46,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:19:46,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:46,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-13 21:19:46,188 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-13 21:19:46,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-13 21:19:46,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:46,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:19:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:46,448 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 21:19:46,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:46,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-11-13 21:19:46,499 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-11-13 21:19:46,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 21:19:46,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:19:46,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:19:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:19:46,707 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 21:19:46,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:19:46,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2024-11-13 21:19:46,800 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2024-11-13 21:19:46,803 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:19:46,804 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 21:19:46,815 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-13 21:19:46,847 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 18 23) the Hoare annotation is: true [2024-11-13 21:19:46,848 INFO L77 FloydHoareUtils]: At program point L22(line 22) the Hoare annotation is: true [2024-11-13 21:19:46,848 INFO L77 FloydHoareUtils]: At program point L21(lines 21 22) the Hoare annotation is: true [2024-11-13 21:19:46,848 INFO L77 FloydHoareUtils]: At program point L21-1(lines 18 23) the Hoare annotation is: true [2024-11-13 21:19:46,849 INFO L77 FloydHoareUtils]: At program point rec_strcopy_helperEXIT(lines 18 23) the Hoare annotation is: true [2024-11-13 21:19:46,849 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2024-11-13 21:19:46,849 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:19:46,849 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 11) no Hoare annotation was computed. [2024-11-13 21:19:46,849 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-11-13 21:19:46,852 INFO L77 FloydHoareUtils]: At program point L28-1(line 28) the Hoare annotation is: true [2024-11-13 21:19:46,852 INFO L77 FloydHoareUtils]: At program point L11(line 11) the Hoare annotation is: (and (< |ULTIMATE.start_build_nondet_String_~length#1| 2147483648) (<= 1 |ULTIMATE.start_build_nondet_String_~length#1|)) [2024-11-13 21:19:46,852 INFO L77 FloydHoareUtils]: At program point L11-1(line 11) the Hoare annotation is: (< |ULTIMATE.start_build_nondet_String_~length#1| 2147483648) [2024-11-13 21:19:46,852 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:19:46,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:19:46 ImpRootNode [2024-11-13 21:19:46,871 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:19:46,872 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:19:46,872 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:19:46,872 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:19:46,873 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:19:46" (3/4) ... [2024-11-13 21:19:46,876 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:19:46,879 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec_strcopy_helper [2024-11-13 21:19:46,883 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-13 21:19:46,883 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 21:19:46,883 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 21:19:46,884 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:19:46,965 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:19:46,966 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:19:46,966 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:19:46,967 INFO L158 Benchmark]: Toolchain (without parser) took 1492.30ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 64.8MB in the end (delta: 52.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 21:19:46,967 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:19:46,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.55ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 106.9MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:19:46,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.06ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 105.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:19:46,971 INFO L158 Benchmark]: Boogie Preprocessor took 18.45ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 105.2MB in the end (delta: 571.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:19:46,972 INFO L158 Benchmark]: RCFGBuilder took 394.55ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 91.8MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:19:46,972 INFO L158 Benchmark]: CodeCheck took 750.82ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 69.6MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:19:46,972 INFO L158 Benchmark]: Witness Printer took 94.29ms. Allocated memory is still 142.6MB. Free memory was 69.3MB in the beginning and 64.8MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:19:46,975 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, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 0 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 11]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 11]: Location Invariant Derived location invariant: (length < 2147483648) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.55ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 106.9MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.06ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 105.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.45ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 105.2MB in the end (delta: 571.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 394.55ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 91.8MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 750.82ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 69.6MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 94.29ms. Allocated memory is still 142.6MB. Free memory was 69.3MB in the beginning and 64.8MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 21:19:47,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d6ac309-02db-48e3-8776-747c5c692187/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE