./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/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_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/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 32bit --witnessprinter.graph.data.programhash b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:59:09,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:59:09,581 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 21:59:09,586 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:59:09,586 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:59:09,605 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:59:09,605 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:59:09,606 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:59:09,606 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:59:09,606 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:59:09,607 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:59:09,607 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:59:09,607 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:59:09,607 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:59:09,607 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:59:09,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:59:09,607 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:59:09,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:59:09,607 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:59:09,607 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:59:09,607 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:59:09,608 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:59:09,608 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:59:09,608 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:59:09,608 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:59:09,608 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:59:09,608 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:59:09,608 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:59:09,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:59:09,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:59:09,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:59:09,609 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:59:09,609 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:59:09,609 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:59:09,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:59:09,609 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_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b786ed311f07fa83d19e15eff80ed0c31b01d28b674f6a431fdb0a4267861a0f [2024-12-05 21:59:09,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:59:09,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:59:09,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:59:09,860 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:59:09,860 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:59:09,861 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2024-12-05 21:59:12,507 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/data/ff9f6b324/f3645374bf374a33a77b701202e2d218/FLAG59f621053 [2024-12-05 21:59:12,701 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:59:12,702 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/sv-benchmarks/c/float-benchs/interpolation2.c.v+nlh-reducer.c [2024-12-05 21:59:12,708 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/data/ff9f6b324/f3645374bf374a33a77b701202e2d218/FLAG59f621053 [2024-12-05 21:59:13,084 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/data/ff9f6b324/f3645374bf374a33a77b701202e2d218 [2024-12-05 21:59:13,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:59:13,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:59:13,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:59:13,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:59:13,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:59:13,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1219a222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13, skipping insertion in model container [2024-12-05 21:59:13,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,103 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:59:13,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:59:13,228 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:59:13,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:59:13,265 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:59:13,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13 WrapperNode [2024-12-05 21:59:13,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:59:13,266 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:59:13,266 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:59:13,266 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:59:13,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,276 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,295 INFO L138 Inliner]: procedures = 18, calls = 79, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 208 [2024-12-05 21:59:13,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:59:13,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:59:13,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:59:13,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:59:13,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,305 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,311 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,311 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,314 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,315 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:59:13,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:59:13,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:59:13,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:59:13,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:59:13,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:59:13,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:59:13,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:59:13,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:59:13,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:59:13,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 21:59:13,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-12-05 21:59:13,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:59:13,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:59:13,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-12-05 21:59:13,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 21:59:13,425 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:59:13,426 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:59:13,603 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-12-05 21:59:13,603 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:59:13,631 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:59:13,631 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:59:13,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:59:13 BoogieIcfgContainer [2024-12-05 21:59:13,632 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:59:13,632 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:59:13,632 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:59:13,640 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:59:13,640 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:59:13" (1/1) ... [2024-12-05 21:59:13,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:59:13,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:13,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2024-12-05 21:59:13,683 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-12-05 21:59:13,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 21:59:13,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:13,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:13,844 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 21:59:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:13,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2024-12-05 21:59:13,884 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-12-05 21:59:13,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 21:59:13,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:13,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:13,946 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 21:59:13,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:13,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2024-12-05 21:59:13,962 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-12-05 21:59:13,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 21:59:13,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:13,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:14,035 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 21:59:14,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:14,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-12-05 21:59:14,068 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-12-05 21:59:14,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 21:59:14,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:14,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:14,142 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 21:59:14,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:14,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-12-05 21:59:14,203 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-12-05 21:59:14,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 21:59:14,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:14,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:14,273 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 21:59:14,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:14,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-12-05 21:59:14,355 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-12-05 21:59:14,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:59:14,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:14,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:14,422 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 21:59:14,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2024-12-05 21:59:14,490 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2024-12-05 21:59:14,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 21:59:14,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:14,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:14,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:59:14,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:14,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-12-05 21:59:14,591 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-12-05 21:59:14,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 21:59:14,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:14,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:14,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:59:14,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:14,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2024-12-05 21:59:14,761 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-12-05 21:59:14,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 21:59:14,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:14,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:14,853 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:59:14,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:14,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 36 states and 50 transitions. [2024-12-05 21:59:14,929 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2024-12-05 21:59:14,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 21:59:14,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:14,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:15,009 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:59:15,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:15,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2024-12-05 21:59:15,087 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2024-12-05 21:59:15,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 21:59:15,088 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2024-12-05 21:59:15,094 INFO L726 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2024-12-05 21:59:15,285 INFO L77 FloydHoareUtils]: At program point L97(lines 97 111) the Hoare annotation is: (or (and (< 3 |ULTIMATE.start_main_~main__i~0#1|) (<= |ULTIMATE.start_main_~main__i~0#1| 4)) (and (<= |ULTIMATE.start_main_~main__i~0#1| 3) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648))) (and (<= |ULTIMATE.start_main_~main__i~0#1| 5) (< 4 |ULTIMATE.start_main_~main__i~0#1|))) [2024-12-05 21:59:15,285 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 86) no Hoare annotation was computed. [2024-12-05 21:59:15,285 INFO L77 FloydHoareUtils]: At program point L89(lines 89 112) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 2) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648))) [2024-12-05 21:59:15,285 INFO L77 FloydHoareUtils]: At program point L77(line 77) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-12-05 21:59:15,286 INFO L77 FloydHoareUtils]: At program point L77-1(line 77) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-12-05 21:59:15,286 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 13 145) the Hoare annotation is: true [2024-12-05 21:59:15,286 INFO L77 FloydHoareUtils]: At program point L40(lines 40 73) the Hoare annotation is: true [2024-12-05 21:59:15,286 INFO L77 FloydHoareUtils]: At program point L36(lines 34 124) the Hoare annotation is: true [2024-12-05 21:59:15,286 INFO L77 FloydHoareUtils]: At program point L65(lines 40 73) the Hoare annotation is: true [2024-12-05 21:59:15,286 INFO L77 FloydHoareUtils]: At program point L32(lines 32 129) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-12-05 21:59:15,286 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 77) no Hoare annotation was computed. [2024-12-05 21:59:15,286 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 96) no Hoare annotation was computed. [2024-12-05 21:59:15,286 INFO L77 FloydHoareUtils]: At program point L24(lines 24 144) the Hoare annotation is: true [2024-12-05 21:59:15,286 INFO L77 FloydHoareUtils]: At program point L86(line 86) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 1) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) [2024-12-05 21:59:15,287 INFO L77 FloydHoareUtils]: At program point L86-1(line 86) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 1) (<= 0 (+ 2147483649 |ULTIMATE.start_main_~main__i~0#1|))) [2024-12-05 21:59:15,287 INFO L77 FloydHoareUtils]: At program point L78(lines 78 123) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 1) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) [2024-12-05 21:59:15,287 INFO L77 FloydHoareUtils]: At program point L45(lines 42 68) the Hoare annotation is: true [2024-12-05 21:59:15,287 INFO L77 FloydHoareUtils]: At program point L99(lines 99 106) the Hoare annotation is: (or (and (< 3 |ULTIMATE.start_main_~main__i~0#1|) (<= |ULTIMATE.start_main_~main__i~0#1| 4)) (and (<= |ULTIMATE.start_main_~main__i~0#1| 3) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-12-05 21:59:15,287 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 77) no Hoare annotation was computed. [2024-12-05 21:59:15,287 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 21:59:15,287 INFO L77 FloydHoareUtils]: At program point L95(lines 94 112) the Hoare annotation is: (or (and (< 3 |ULTIMATE.start_main_~main__i~0#1|) (<= |ULTIMATE.start_main_~main__i~0#1| 4)) (and (<= |ULTIMATE.start_main_~main__i~0#1| 3) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-12-05 21:59:15,287 INFO L77 FloydHoareUtils]: At program point L29(lines 29 134) the Hoare annotation is: true [2024-12-05 21:59:15,287 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 96) no Hoare annotation was computed. [2024-12-05 21:59:15,288 INFO L77 FloydHoareUtils]: At program point L87(lines 87 117) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 2) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648))) [2024-12-05 21:59:15,288 INFO L77 FloydHoareUtils]: At program point L42(lines 42 68) the Hoare annotation is: true [2024-12-05 21:59:15,288 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 21:59:15,288 INFO L77 FloydHoareUtils]: At program point L34(lines 34 124) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-12-05 21:59:15,288 INFO L77 FloydHoareUtils]: At program point L96(line 96) the Hoare annotation is: (or (and (<= 0 (+ 2147483649 |ULTIMATE.start_main_~main__i~0#1|)) (<= |ULTIMATE.start_main_~main__i~0#1| 2)) (and (< 3 |ULTIMATE.start_main_~main__i~0#1|) (<= |ULTIMATE.start_main_~main__i~0#1| 4)) (and (<= |ULTIMATE.start_main_~main__i~0#1| 3) (< 2 |ULTIMATE.start_main_~main__i~0#1|))) [2024-12-05 21:59:15,288 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 86) no Hoare annotation was computed. [2024-12-05 21:59:15,288 INFO L77 FloydHoareUtils]: At program point L26(lines 26 139) the Hoare annotation is: true [2024-12-05 21:59:15,288 INFO L77 FloydHoareUtils]: At program point L80(lines 80 118) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 1) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) [2024-12-05 21:59:15,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:59:15 ImpRootNode [2024-12-05 21:59:15,299 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:59:15,299 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:59:15,300 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:59:15,300 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:59:15,300 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:59:13" (3/4) ... [2024-12-05 21:59:15,302 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 21:59:15,308 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-05 21:59:15,308 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-05 21:59:15,308 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 21:59:15,308 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 21:59:15,374 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:59:15,374 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:59:15,375 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:59:15,375 INFO L158 Benchmark]: Toolchain (without parser) took 2288.54ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 57.8MB in the end (delta: 59.7MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2024-12-05 21:59:15,375 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:59:15,376 INFO L158 Benchmark]: CACSL2BoogieTranslator took 178.05ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 105.6MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:59:15,376 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.69ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 103.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:59:15,376 INFO L158 Benchmark]: Boogie Preprocessor took 20.27ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:59:15,377 INFO L158 Benchmark]: RCFGBuilder took 314.78ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 86.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:59:15,377 INFO L158 Benchmark]: CodeCheck took 1666.61ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 63.8MB in the end (delta: 21.9MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-12-05 21:59:15,377 INFO L158 Benchmark]: Witness Printer took 75.06ms. Allocated memory is still 142.6MB. Free memory was 63.8MB in the beginning and 57.8MB in the end (delta: 6.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:59:15,379 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, 31 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 404 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 266 mSDsluCounter, 369 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 169 mSDsCounter, 165 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 660 IncrementalHoareTripleChecker+Invalid, 825 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 165 mSolverCounterUnsat, 200 mSDtfsCounter, 660 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1172 GetRequests, 1097 SyntacticMatches, 41 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 511 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 150 ConstructedInterpolants, 0 QuantifiedInterpolants, 370 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 1/29 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: 77]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 77]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 96]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 96]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 94]: Location Invariant Derived location invariant: (((3 < main__i) && (main__i <= 4)) || ((main__i <= 3) && (0 <= (main__i + 2147483648)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 178.05ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 105.6MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.69ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 103.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.27ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 102.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 314.78ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 86.0MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1666.61ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 63.8MB in the end (delta: 21.9MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Witness Printer took 75.06ms. Allocated memory is still 142.6MB. Free memory was 63.8MB in the beginning and 57.8MB in the end (delta: 6.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 21:59:15,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e1ef4e07-3c5c-4539-b945-9cfa00dce7ea/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