./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/ComplInterv2.c --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_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/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_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/ComplInterv2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/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_c63cd597-0811-44c4-84ec-94f18b67cbfb/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 a4e4c55c78b95f44c6095497bf409656f44c1a6a97ae10e1462b294c9f7e80ca --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:47:50,103 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:47:50,163 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 16:47:50,168 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:47:50,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:47:50,191 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:47:50,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:47:50,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:47:50,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:47:50,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:47:50,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:47:50,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:47:50,193 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:47:50,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:47:50,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:47:50,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:47:50,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:47:50,194 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:47:50,194 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:47:50,194 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:47:50,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:47:50,194 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:47:50,194 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:47:50,194 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:47:50,195 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:47:50,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:47:50,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:47:50,195 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:47:50,195 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:47:50,195 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:47:50,196 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:47:50,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:47:50,196 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_c63cd597-0811-44c4-84ec-94f18b67cbfb/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 -> a4e4c55c78b95f44c6095497bf409656f44c1a6a97ae10e1462b294c9f7e80ca [2024-11-13 16:47:50,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:47:50,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:47:50,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:47:50,508 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:47:50,508 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:47:50,510 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-restricted-15/ComplInterv2.c Unable to find full path for "g++" [2024-11-13 16:47:52,449 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:47:52,711 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:47:52,712 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/sv-benchmarks/c/termination-restricted-15/ComplInterv2.c [2024-11-13 16:47:52,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/data/374ba702f/ab05c88974a34687b46ed9e1c0954180/FLAG4446f86b6 [2024-11-13 16:47:53,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/data/374ba702f/ab05c88974a34687b46ed9e1c0954180 [2024-11-13 16:47:53,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:47:53,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:47:53,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:47:53,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:47:53,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:47:53,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35014352 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53, skipping insertion in model container [2024-11-13 16:47:53,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,038 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:47:53,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:47:53,201 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:47:53,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:47:53,229 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:47:53,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53 WrapperNode [2024-11-13 16:47:53,230 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:47:53,231 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:47:53,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:47:53,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:47:53,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,242 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,257 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2024-11-13 16:47:53,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:47:53,258 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:47:53,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:47:53,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:47:53,262 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,264 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:47:53,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:47:53,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:47:53,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:47:53,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:47:53,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:47:53,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:47:53,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:47:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:47:53,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:47:53,413 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:47:53,415 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:47:53,489 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 16:47:53,489 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:47:53,515 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:47:53,515 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:47:53,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:47:53 BoogieIcfgContainer [2024-11-13 16:47:53,515 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:47:53,516 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:47:53,516 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:47:53,524 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:47:53,524 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:47:53" (1/1) ... [2024-11-13 16:47:53,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:47:53,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:53,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2024-11-13 16:47:53,585 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2024-11-13 16:47:53,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 16:47:53,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:53,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:53,730 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 16:47:53,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:53,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-13 16:47:53,833 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-13 16:47:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:47:53,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:53,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:53,906 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 16:47:54,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:54,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-13 16:47:54,015 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-13 16:47:54,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 16:47:54,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:54,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:54,067 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 16:47:54,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:54,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-13 16:47:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-13 16:47:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:47:54,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:54,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:54,316 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 16:47:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:54,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-13 16:47:54,500 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-13 16:47:54,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:47:54,501 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 16:47:54,512 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-13 16:47:54,574 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 12) no Hoare annotation was computed. [2024-11-13 16:47:54,574 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 16:47:54,575 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2024-11-13 16:47:54,575 INFO L77 FloydHoareUtils]: At program point L15(line 15) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~i~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 4))) [2024-11-13 16:47:54,575 INFO L77 FloydHoareUtils]: At program point L15-1(line 15) the Hoare annotation is: (<= |ULTIMATE.start_main_~i~0#1| 2147483647) [2024-11-13 16:47:54,578 INFO L77 FloydHoareUtils]: At program point L11(lines 11 13) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~i~0#1| 4) (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 4))) [2024-11-13 16:47:54,578 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:47:54,578 INFO L77 FloydHoareUtils]: At program point L11-2(lines 10 17) the Hoare annotation is: (<= |ULTIMATE.start_main_~i~0#1| 2147483647) [2024-11-13 16:47:54,578 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 12) no Hoare annotation was computed. [2024-11-13 16:47:54,578 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 15) no Hoare annotation was computed. [2024-11-13 16:47:54,578 INFO L77 FloydHoareUtils]: At program point L12(line 12) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_main_~i~0#1| 2147483648)) (<= |ULTIMATE.start_main_~i~0#1| 4)) [2024-11-13 16:47:54,579 INFO L77 FloydHoareUtils]: At program point L12-1(line 12) the Hoare annotation is: (<= |ULTIMATE.start_main_~i~0#1| 4) [2024-11-13 16:47:54,579 INFO L77 FloydHoareUtils]: At program point L10(lines 10 17) the Hoare annotation is: (<= |ULTIMATE.start_main_~i~0#1| 2147483647) [2024-11-13 16:47:54,579 INFO L77 FloydHoareUtils]: At program point L10-1(lines 9 18) the Hoare annotation is: (<= |ULTIMATE.start_main_~i~0#1| 2147483647) [2024-11-13 16:47:54,595 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:47:54 ImpRootNode [2024-11-13 16:47:54,595 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:47:54,596 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:47:54,596 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:47:54,596 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:47:54,598 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:47:53" (3/4) ... [2024-11-13 16:47:54,601 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:47:54,606 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 16:47:54,606 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 16:47:54,606 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 16:47:54,686 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:47:54,687 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 16:47:54,687 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:47:54,688 INFO L158 Benchmark]: Toolchain (without parser) took 1671.28ms. Allocated memory is still 117.4MB. Free memory was 94.3MB in the beginning and 89.6MB in the end (delta: 4.7MB). Peak memory consumption was 57.7MB. Max. memory is 16.1GB. [2024-11-13 16:47:54,688 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:54,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.74ms. Allocated memory is still 117.4MB. Free memory was 94.3MB in the beginning and 84.4MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:47:54,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.17ms. Allocated memory is still 117.4MB. Free memory was 84.4MB in the beginning and 83.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:54,689 INFO L158 Benchmark]: Boogie Preprocessor took 11.12ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 82.6MB in the end (delta: 725.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:47:54,689 INFO L158 Benchmark]: RCFGBuilder took 246.01ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 72.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:47:54,689 INFO L158 Benchmark]: CodeCheck took 1079.70ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 38.3MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 16:47:54,690 INFO L158 Benchmark]: Witness Printer took 90.70ms. Allocated memory is still 117.4MB. Free memory was 38.0MB in the beginning and 89.6MB in the end (delta: -51.6MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2024-11-13 16:47:54,692 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, 14 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 67 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 61 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 47 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 202 IncrementalHoareTripleChecker+Invalid, 249 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 47 mSolverCounterUnsat, 0 mSDtfsCounter, 202 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 213 GetRequests, 194 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 66 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 12]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 12]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 9]: Loop Invariant Derived loop invariant: (i <= 2147483647) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.74ms. Allocated memory is still 117.4MB. Free memory was 94.3MB in the beginning and 84.4MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.17ms. Allocated memory is still 117.4MB. Free memory was 84.4MB in the beginning and 83.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 11.12ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 82.6MB in the end (delta: 725.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 246.01ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 72.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1079.70ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 38.3MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 90.70ms. Allocated memory is still 117.4MB. Free memory was 38.0MB in the beginning and 89.6MB in the end (delta: -51.6MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 16:47:54,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63cd597-0811-44c4-84ec-94f18b67cbfb/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