./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcpy-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/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_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b --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 96d73e5144e69b17de356213175b4cac1e1bd0fb8c4e4377e7e151c0511f2395 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:27:21,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:27:21,387 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-05 23:27:21,391 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:27:21,391 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:27:21,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:27:21,411 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:27:21,411 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:27:21,411 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:27:21,412 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:27:21,412 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:27:21,412 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:27:21,412 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:27:21,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:27:21,412 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:27:21,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:27:21,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:27:21,413 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:27:21,413 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:27:21,413 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:27:21,413 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:27:21,413 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:27:21,413 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:27:21,413 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:27:21,413 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:27:21,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:27:21,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:27:21,414 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:27:21,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:27:21,414 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:27:21,414 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:27:21,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:27:21,414 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_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/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 ! 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 -> 96d73e5144e69b17de356213175b4cac1e1bd0fb8c4e4377e7e151c0511f2395 [2024-12-05 23:27:21,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:27:21,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:27:21,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:27:21,629 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:27:21,629 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:27:21,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcpy-alloca-1.i [2024-12-05 23:27:24,241 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/data/31ec97d7c/f732b22e49de44bfa904b6051d2d9785/FLAG185224d1f [2024-12-05 23:27:24,482 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:27:24,483 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcpy-alloca-1.i [2024-12-05 23:27:24,494 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/data/31ec97d7c/f732b22e49de44bfa904b6051d2d9785/FLAG185224d1f [2024-12-05 23:27:24,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/data/31ec97d7c/f732b22e49de44bfa904b6051d2d9785 [2024-12-05 23:27:24,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:27:24,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:27:24,515 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:27:24,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:27:24,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:27:24,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a40969a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24, skipping insertion in model container [2024-12-05 23:27:24,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,546 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:27:24,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:27:24,771 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:27:24,803 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:27:24,825 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:27:24,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24 WrapperNode [2024-12-05 23:27:24,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:27:24,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:27:24,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:27:24,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:27:24,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,841 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,856 INFO L138 Inliner]: procedures = 111, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2024-12-05 23:27:24,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:27:24,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:27:24,857 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:27:24,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:27:24,863 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,865 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,865 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,870 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:27:24,877 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:27:24,877 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:27:24,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:27:24,878 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:27:24" (1/1) ... [2024-12-05 23:27:24,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:27:24,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:27:24,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:27:24,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:27:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:27:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:27:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 23:27:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 23:27:24,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:27:24,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:27:25,017 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:27:25,019 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:27:25,120 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-12-05 23:27:25,120 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:27:25,152 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:27:25,152 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 23:27:25,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:27:25 BoogieIcfgContainer [2024-12-05 23:27:25,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:27:25,154 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:27:25,154 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:27:25,162 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:27:25,163 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:27:25" (1/1) ... [2024-12-05 23:27:25,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:27:25,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:25,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2024-12-05 23:27:25,214 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2024-12-05 23:27:25,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 23:27:25,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:25,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:25,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:25,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:25,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2024-12-05 23:27:25,462 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2024-12-05 23:27:25,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:27:25,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:25,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:25,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:25,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:25,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-05 23:27:25,609 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-05 23:27:25,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 23:27:25,610 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-12-05 23:27:25,616 INFO L726 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-12-05 23:27:25,641 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 566) no Hoare annotation was computed. [2024-12-05 23:27:25,641 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 23:27:25,641 INFO L77 FloydHoareUtils]: At program point L566(line 566) the Hoare annotation is: (and (< |ULTIMATE.start_main_~length2~0#1| 2147483648) (<= 1 |ULTIMATE.start_main_~length2~0#1|)) [2024-12-05 23:27:25,641 INFO L77 FloydHoareUtils]: At program point L566-1(line 566) the Hoare annotation is: (< |ULTIMATE.start_main_~length2~0#1| 2147483648) [2024-12-05 23:27:25,642 INFO L77 FloydHoareUtils]: At program point L560-1(lines 554 569) the Hoare annotation is: (and (< |ULTIMATE.start_main_~length2~0#1| 2147483648) (<= 1 |ULTIMATE.start_main_~length2~0#1|)) [2024-12-05 23:27:25,642 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 23:27:25,642 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 554 569) the Hoare annotation is: true [2024-12-05 23:27:25,642 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 566) no Hoare annotation was computed. [2024-12-05 23:27:25,642 INFO L77 FloydHoareUtils]: At program point L551-1(line 551) the Hoare annotation is: true [2024-12-05 23:27:25,642 INFO L77 FloydHoareUtils]: At program point L551-4(line 551) the Hoare annotation is: true [2024-12-05 23:27:25,642 INFO L77 FloydHoareUtils]: At program point L551-5(line 551) the Hoare annotation is: true [2024-12-05 23:27:25,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:27:25 ImpRootNode [2024-12-05 23:27:25,649 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:27:25,649 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:27:25,649 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:27:25,649 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:27:25,650 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:27:25" (3/4) ... [2024-12-05 23:27:25,652 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 23:27:25,657 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-12-05 23:27:25,657 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-05 23:27:25,657 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-05 23:27:25,657 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 23:27:25,715 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 23:27:25,715 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 23:27:25,715 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:27:25,716 INFO L158 Benchmark]: Toolchain (without parser) took 1202.92ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 53.7MB in the end (delta: 62.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-05 23:27:25,716 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:27:25,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.40ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 99.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:27:25,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.16ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 98.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:27:25,717 INFO L158 Benchmark]: Boogie Preprocessor took 19.36ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 97.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:27:25,717 INFO L158 Benchmark]: RCFGBuilder took 275.98ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 83.5MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:27:25,717 INFO L158 Benchmark]: CodeCheck took 495.25ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 58.3MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:27:25,717 INFO L158 Benchmark]: Witness Printer took 65.94ms. Allocated memory is still 142.6MB. Free memory was 58.1MB in the beginning and 53.7MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:27:25,719 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, 11 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 0 mSDtfsCounter, 35 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 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, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 566]: 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.40ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 99.5MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.16ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 98.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.36ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 97.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 275.98ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 83.5MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 495.25ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 58.3MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 65.94ms. Allocated memory is still 142.6MB. Free memory was 58.1MB in the beginning and 53.7MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 23:27:25,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4bf32d2-9bc9-4ed3-9c6d-4944b5b468d7/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