./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c --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_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/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_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/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_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/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 fc6cfc9bc139db752e72885619d5342f9725bf67cec8b7ca9da9022c75c17b44 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:42:55,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:42:55,845 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 02:42:55,848 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:42:55,848 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:42:55,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:42:55,866 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:42:55,866 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:42:55,867 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:42:55,867 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:42:55,867 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:42:55,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:42:55,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:42:55,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:42:55,867 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:42:55,867 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:42:55,868 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:42:55,868 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:42:55,868 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:42:55,868 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:42:55,868 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:42:55,868 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:42:55,868 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:42:55,868 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:42:55,868 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:42:55,868 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:42:55,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:42:55,869 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:42:55,869 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:42:55,869 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:42:55,869 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:42:55,869 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:42:55,869 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_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/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 -> fc6cfc9bc139db752e72885619d5342f9725bf67cec8b7ca9da9022c75c17b44 [2024-12-06 02:42:56,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:42:56,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:42:56,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:42:56,079 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:42:56,079 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:42:56,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c [2024-12-06 02:42:58,651 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/data/bf8c2def5/dd76ddc040954558ab66144ab39a41a7/FLAG4a02822fd [2024-12-06 02:42:58,831 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:42:58,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c [2024-12-06 02:42:58,837 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/data/bf8c2def5/dd76ddc040954558ab66144ab39a41a7/FLAG4a02822fd [2024-12-06 02:42:58,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/data/bf8c2def5/dd76ddc040954558ab66144ab39a41a7 [2024-12-06 02:42:58,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:42:58,851 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:42:58,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:42:58,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:42:58,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:42:58,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:42:58" (1/1) ... [2024-12-06 02:42:58,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56279932 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:58, skipping insertion in model container [2024-12-06 02:42:58,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:42:58" (1/1) ... [2024-12-06 02:42:58,864 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:42:58,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:42:58,984 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:42:58,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:42:59,009 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:42:59,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59 WrapperNode [2024-12-06 02:42:59,010 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:42:59,011 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:42:59,011 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:42:59,011 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:42:59,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,021 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,035 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 14 [2024-12-06 02:42:59,035 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:42:59,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:42:59,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:42:59,036 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:42:59,043 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,044 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,044 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,045 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,046 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,048 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:42:59,051 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:42:59,051 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:42:59,051 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:42:59,052 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:42:59,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:42:59,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:42:59,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:42:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2024-12-06 02:42:59,113 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2024-12-06 02:42:59,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:42:59,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:42:59,164 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:42:59,166 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:42:59,279 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 02:42:59,279 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:42:59,294 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:42:59,294 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 02:42:59,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:42:59 BoogieIcfgContainer [2024-12-06 02:42:59,295 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:42:59,295 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:42:59,295 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:42:59,303 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:42:59,303 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:42:59" (1/1) ... [2024-12-06 02:42:59,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:42:59,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:59,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 27 states and 29 transitions. [2024-12-06 02:42:59,355 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2024-12-06 02:42:59,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 02:42:59,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:59,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:42:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:59,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:42:59,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:59,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2024-12-06 02:42:59,528 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2024-12-06 02:42:59,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:42:59,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:59,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:42:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:59,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:42:59,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:59,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2024-12-06 02:42:59,607 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2024-12-06 02:42:59,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 02:42:59,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:59,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:42:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:59,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:42:59,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:59,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2024-12-06 02:42:59,800 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2024-12-06 02:42:59,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 02:42:59,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:59,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:42:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:59,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:43:00,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:00,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2024-12-06 02:43:00,123 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2024-12-06 02:43:00,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 02:43:00,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:00,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:43:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:00,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:43:00,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:00,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2024-12-06 02:43:00,195 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2024-12-06 02:43:00,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 02:43:00,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:00,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:43:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:00,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:43:00,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:00,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2024-12-06 02:43:00,320 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2024-12-06 02:43:00,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 02:43:00,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:00,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:43:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:00,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:43:00,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:00,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2024-12-06 02:43:00,702 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2024-12-06 02:43:00,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 02:43:00,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:00,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:43:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:00,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:43:01,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:01,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2024-12-06 02:43:01,165 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2024-12-06 02:43:01,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 02:43:01,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:01,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:43:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:43:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2024-12-06 02:43:02,036 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2024-12-06 02:43:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 02:43:02,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:02,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:43:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:43:02,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:02,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2024-12-06 02:43:02,933 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2024-12-06 02:43:02,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-06 02:43:02,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:02,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:43:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:03,012 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:43:03,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:03,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:43:03,517 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:43:03,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 02:43:03,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:03,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:43:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:03,594 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:43:04,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:04,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 55 transitions. [2024-12-06 02:43:04,006 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions. [2024-12-06 02:43:04,007 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:43:04,007 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2024-12-06 02:43:04,015 INFO L726 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2024-12-06 02:43:04,646 INFO L75 FloydHoareUtils]: For program point recErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 12) no Hoare annotation was computed. [2024-12-06 02:43:04,646 INFO L75 FloydHoareUtils]: For program point recErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 12) no Hoare annotation was computed. [2024-12-06 02:43:04,646 INFO L75 FloydHoareUtils]: For program point recErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 12) no Hoare annotation was computed. [2024-12-06 02:43:04,647 INFO L75 FloydHoareUtils]: For program point recErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 12) no Hoare annotation was computed. [2024-12-06 02:43:04,647 INFO L75 FloydHoareUtils]: For program point recErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 12) no Hoare annotation was computed. [2024-12-06 02:43:04,647 INFO L75 FloydHoareUtils]: For program point recErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 12) no Hoare annotation was computed. [2024-12-06 02:43:04,647 INFO L77 FloydHoareUtils]: At program point L12(line 12) the Hoare annotation is: (and (<= 0 (+ rec_~x 42)) (<= 0 (+ 41 rec_~y)) (<= rec_~y 24) (<= rec_~x 23)) [2024-12-06 02:43:04,647 INFO L77 FloydHoareUtils]: At program point L11(lines 11 13) the Hoare annotation is: (let ((.cse1 (+ rec_~x 2)) (.cse2 (* rec_~y 2)) (.cse0 (+ rec_~x 1))) (or (and (<= .cse0 rec_~y) (<= rec_~y .cse0)) (and (<= rec_~y 24) (< .cse1 .cse2)) (and (<= 0 (+ 41 rec_~y)) (< .cse2 .cse1)) (and (< .cse0 rec_~y) (<= .cse2 .cse1)) (and (<= .cse1 .cse2) (< rec_~y .cse0)))) [2024-12-06 02:43:04,648 INFO L77 FloydHoareUtils]: At program point L12-1(line 12) the Hoare annotation is: (and (<= 0 (+ rec_~x 42)) (<= 0 (+ 41 rec_~y)) (<= rec_~y 24) (<= rec_~x 23)) [2024-12-06 02:43:04,648 INFO L77 FloydHoareUtils]: At program point L12-2(line 12) the Hoare annotation is: (and (<= 0 (+ rec_~x 42)) (<= 0 (+ 41 rec_~y)) (<= rec_~y 1073741823) (<= rec_~x 23)) [2024-12-06 02:43:04,648 INFO L77 FloydHoareUtils]: At program point L11-1(lines 10 14) the Hoare annotation is: true [2024-12-06 02:43:04,648 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 10 14) the Hoare annotation is: (let ((.cse0 (+ |rec_#in~x| 1))) (or (and (< .cse0 |rec_#in~y|) (<= |rec_#in~y| 24)) (and (<= 0 (+ 41 |rec_#in~y|)) (< |rec_#in~y| .cse0)) (and (<= .cse0 |rec_#in~y|) (<= |rec_#in~y| .cse0)))) [2024-12-06 02:43:04,648 INFO L77 FloydHoareUtils]: At program point L12-3(line 12) the Hoare annotation is: (and (<= 0 (+ rec_~x 42)) (<= rec_~y 1073741823) (<= rec_~x 23)) [2024-12-06 02:43:04,648 INFO L77 FloydHoareUtils]: At program point L12-4(line 12) the Hoare annotation is: (and (<= 0 (+ rec_~x 42)) (<= rec_~x 23)) [2024-12-06 02:43:04,648 INFO L77 FloydHoareUtils]: At program point recEXIT(lines 10 14) the Hoare annotation is: true [2024-12-06 02:43:04,648 INFO L77 FloydHoareUtils]: At program point L12-5(line 12) the Hoare annotation is: (let ((.cse0 (<= rec_~x 23))) (or (and (<= rec_~y (+ rec_~x 1)) .cse0) (and (<= 0 (+ rec_~x 42)) .cse0))) [2024-12-06 02:43:04,648 INFO L77 FloydHoareUtils]: At program point L12-6(line 12) the Hoare annotation is: (let ((.cse0 (+ rec_~x 1))) (or (and (<= .cse0 rec_~y) (<= rec_~y .cse0)) (and (< .cse0 rec_~y) (<= 0 (+ rec_~x 42))) (and (< rec_~y .cse0) (<= rec_~x 23)))) [2024-12-06 02:43:04,649 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed. [2024-12-06 02:43:04,649 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 02:43:04,649 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed. [2024-12-06 02:43:04,649 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~n~0#1| 2147483646) (<= 0 (+ |ULTIMATE.start_main_~n~0#1| 2147483648))) [2024-12-06 02:43:04,649 INFO L77 FloydHoareUtils]: At program point L18(line 18) the Hoare annotation is: (<= 0 (+ |ULTIMATE.start_main_~n~0#1| 2147483648)) [2024-12-06 02:43:04,649 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: (<= |ULTIMATE.start_main_~n~0#1| 2147483646) [2024-12-06 02:43:04,649 INFO L77 FloydHoareUtils]: At program point L19-2(line 19) the Hoare annotation is: true [2024-12-06 02:43:04,649 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-12-06 02:43:04,649 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:43:04,649 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 16 21) the Hoare annotation is: true [2024-12-06 02:43:04,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:43:04 ImpRootNode [2024-12-06 02:43:04,675 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:43:04,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:43:04,675 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:43:04,676 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:43:04,676 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:42:59" (3/4) ... [2024-12-06 02:43:04,678 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:43:04,681 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec [2024-12-06 02:43:04,684 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-12-06 02:43:04,685 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 02:43:04,685 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-12-06 02:43:04,750 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:43:04,751 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:43:04,751 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:43:04,751 INFO L158 Benchmark]: Toolchain (without parser) took 5900.50ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 65.7MB in the end (delta: 27.7MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2024-12-06 02:43:04,752 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:43:04,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 158.48ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 83.3MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:43:04,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.60ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 82.3MB in the end (delta: 998.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:43:04,753 INFO L158 Benchmark]: Boogie Preprocessor took 14.24ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.7MB in the end (delta: 588.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:43:04,753 INFO L158 Benchmark]: RCFGBuilder took 243.97ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 72.0MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:43:04,753 INFO L158 Benchmark]: CodeCheck took 5379.76ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 69.7MB in the end (delta: 2.3MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-12-06 02:43:04,754 INFO L158 Benchmark]: Witness Printer took 75.34ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 65.7MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:43:04,755 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, 27 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 482 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 422 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 260 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1474 IncrementalHoareTripleChecker+Invalid, 1734 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 260 mSolverCounterUnsat, 40 mSDtfsCounter, 1474 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1247 GetRequests, 1084 SyntacticMatches, 27 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8349 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 404 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 29/39 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: 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: 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: 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - ProcedureContractResult [Line: 10]: Procedure Contract for rec Derived contract for procedure rec. Requires: (((y == ((long) x + 1)) || ((((long) 2 + x) <= y) && (y <= 24))) || ((y <= x) && (0 <= ((long) 41 + y)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 158.48ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 83.3MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.60ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 82.3MB in the end (delta: 998.0kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.24ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 81.7MB in the end (delta: 588.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 243.97ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 72.0MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 5379.76ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 69.7MB in the end (delta: 2.3MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Witness Printer took 75.34ms. Allocated memory is still 117.4MB. Free memory was 69.7MB in the beginning and 65.7MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 02:43:04,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f7dd01-9b02-43e0-b2b2-34a15b5ed4df/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