./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.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_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/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_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/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_a8b78b6f-58a4-4c88-b105-cff84e5f4610/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 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:42:19,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:42:19,070 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:42:19,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:42:19,075 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:42:19,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:42:19,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:42:19,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:42:19,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:42:19,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:42:19,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:42:19,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:42:19,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:42:19,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:42:19,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:42:19,099 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:42:19,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:42:19,100 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:42:19,100 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:42:19,100 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:42:19,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:42:19,100 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:42:19,100 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:42:19,100 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:42:19,100 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:42:19,101 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:42:19,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:19,101 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:42:19,101 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:42:19,102 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:42:19,102 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:42:19,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:42:19,102 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_a8b78b6f-58a4-4c88-b105-cff84e5f4610/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 -> 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 [2024-11-13 20:42:19,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:42:19,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:42:19,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:42:19,439 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:42:19,439 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:42:19,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c Unable to find full path for "g++" [2024-11-13 20:42:21,406 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:42:21,715 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:42:21,716 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2024-11-13 20:42:21,731 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/data/331f5f2a6/18d2b75024714d4aa961f674985c0197/FLAG81713bf5d [2024-11-13 20:42:21,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/data/331f5f2a6/18d2b75024714d4aa961f674985c0197 [2024-11-13 20:42:21,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:42:21,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:42:21,777 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:21,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:42:21,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:42:21,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68b56567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21, skipping insertion in model container [2024-11-13 20:42:21,788 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,801 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:42:21,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:21,931 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:42:21,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:42:21,952 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:42:21,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21 WrapperNode [2024-11-13 20:42:21,952 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:42:21,953 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:21,953 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:42:21,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:42:21,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,975 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2024-11-13 20:42:21,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:42:21,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:42:21,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:42:21,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:42:21,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,981 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,982 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,985 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,986 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,986 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,987 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:42:21,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:42:21,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:42:21,989 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:42:21,989 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:42:21" (1/1) ... [2024-11-13 20:42:21,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:42:22,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:42:22,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:42:22,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:42:22,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:42:22,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:42:22,110 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:42:22,111 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:42:22,220 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-13 20:42:22,221 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:42:22,248 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:42:22,248 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:42:22,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:22 BoogieIcfgContainer [2024-11-13 20:42:22,249 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:42:22,250 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:42:22,250 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:42:22,260 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:42:22,260 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:22" (1/1) ... [2024-11-13 20:42:22,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:42:22,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:22,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-13 20:42:22,325 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-13 20:42:22,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:42:22,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:22,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:22,492 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 20:42:22,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:22,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-13 20:42:22,590 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-13 20:42:22,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:42:22,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:22,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:22,662 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 20:42:22,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-13 20:42:22,899 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-13 20:42:22,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:42:22,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:22,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:23,004 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 20:42:23,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:23,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2024-11-13 20:42:23,413 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2024-11-13 20:42:23,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:42:23,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:23,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:23,502 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 20:42:23,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:23,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-11-13 20:42:23,633 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-11-13 20:42:23,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:42:23,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:23,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:23,663 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 20:42:23,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:23,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2024-11-13 20:42:23,692 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2024-11-13 20:42:23,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:42:23,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:23,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:23,757 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 20:42:23,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:23,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2024-11-13 20:42:23,791 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2024-11-13 20:42:23,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:42:23,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:23,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:23,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:23,901 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 20:42:23,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:23,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 48 transitions. [2024-11-13 20:42:23,978 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 48 transitions. [2024-11-13 20:42:23,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:42:23,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:23,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:24,084 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 20:42:24,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:24,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2024-11-13 20:42:24,243 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2024-11-13 20:42:24,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:42:24,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:24,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:42:24,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:24,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2024-11-13 20:42:24,726 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2024-11-13 20:42:24,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:42:24,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:24,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:24,799 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:42:25,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:25,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 50 transitions. [2024-11-13 20:42:25,313 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions. [2024-11-13 20:42:25,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:42:25,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:25,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:25,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:42:25,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:25,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 53 transitions. [2024-11-13 20:42:25,916 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2024-11-13 20:42:25,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:42:25,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:42:25,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:42:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:42:25,938 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:42:26,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:42:26,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-11-13 20:42:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-11-13 20:42:26,655 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:42:26,655 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2024-11-13 20:42:26,669 INFO L729 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2024-11-13 20:42:26,746 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed. [2024-11-13 20:42:26,747 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:42:26,747 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed. [2024-11-13 20:42:26,748 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-11-13 20:42:26,749 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|) 2147483647) (<= 0 (+ 2147483647 |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| 0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648))) [2024-11-13 20:42:26,749 INFO L77 FloydHoareUtils]: At program point L21-1(line 21) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|) 2147483647) (<= 0 (+ 2147483647 |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| 0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648))) [2024-11-13 20:42:26,749 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (and (< 0 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~q~0#1| (+ |ULTIMATE.start_main_~y~0#1| 2147483646)) (<= |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~q~0#1| 2147483646)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-13 20:42:26,749 INFO L77 FloydHoareUtils]: At program point L21-2(line 21) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|) 2147483647) (<= 0 (+ 2147483647 |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| 0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648))) [2024-11-13 20:42:26,749 INFO L77 FloydHoareUtils]: At program point L19-1(line 19) the Hoare annotation is: (and (< 0 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~q~0#1| (+ |ULTIMATE.start_main_~y~0#1| 2147483646)) (<= |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~q~0#1| 2147483646)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-13 20:42:26,749 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|) 2147483647) (<= |ULTIMATE.start_main_~y~0#1| 0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648))) [2024-11-13 20:42:26,749 INFO L77 FloydHoareUtils]: At program point L19-2(line 19) the Hoare annotation is: (and (< 0 |ULTIMATE.start_main_~y~0#1|) (<= |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~q~0#1| 2147483646)) (< |ULTIMATE.start_main_~q~0#1| (+ |ULTIMATE.start_main_~y~0#1| 2147483648)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-13 20:42:26,749 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: (and (< 0 |ULTIMATE.start_main_~y~0#1|) (< |ULTIMATE.start_main_~q~0#1| (+ |ULTIMATE.start_main_~y~0#1| 2147483648)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647)) [2024-11-13 20:42:26,749 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:42:26,750 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-11-13 20:42:26,750 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed. [2024-11-13 20:42:26,750 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) no Hoare annotation was computed. [2024-11-13 20:42:26,750 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-11-13 20:42:26,750 INFO L77 FloydHoareUtils]: At program point L18(lines 18 22) the Hoare annotation is: (and (<= 0 (+ 2147483647 |ULTIMATE.start_main_~q~0#1| |ULTIMATE.start_main_~y~0#1|)) (<= |ULTIMATE.start_main_~y~0#1| (+ |ULTIMATE.start_main_~q~0#1| 2147483646)) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647) (<= |ULTIMATE.start_main_~q~0#1| 2147483647)) [2024-11-13 20:42:26,750 INFO L77 FloydHoareUtils]: At program point L18-2(lines 17 23) the Hoare annotation is: (and (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 2147483648)) (<= |ULTIMATE.start_main_~y~0#1| 2147483647) (<= |ULTIMATE.start_main_~q~0#1| 2147483647)) [2024-11-13 20:42:26,750 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 21) no Hoare annotation was computed. [2024-11-13 20:42:26,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:42:26 ImpRootNode [2024-11-13 20:42:26,768 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:42:26,769 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:42:26,769 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:42:26,769 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:42:26,770 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:42:22" (3/4) ... [2024-11-13 20:42:26,773 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:42:26,778 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 20:42:26,780 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 20:42:26,781 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 20:42:26,857 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:42:26,857 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:42:26,857 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:42:26,858 INFO L158 Benchmark]: Toolchain (without parser) took 5083.56ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 75.8MB in the end (delta: 43.8MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2024-11-13 20:42:26,858 INFO L158 Benchmark]: CDTParser took 1.10ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:26,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 175.52ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 109.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:42:26,860 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.50ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 108.6MB in the end (delta: 823.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:26,861 INFO L158 Benchmark]: Boogie Preprocessor took 11.83ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 108.0MB in the end (delta: 542.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:26,861 INFO L158 Benchmark]: RCFGBuilder took 260.67ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 97.2MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:42:26,862 INFO L158 Benchmark]: CodeCheck took 4518.95ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 80.4MB in the end (delta: 16.8MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-13 20:42:26,865 INFO L158 Benchmark]: Witness Printer took 88.38ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 75.8MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:42:26,867 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, 20 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 361 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 361 mSDsluCounter, 24 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 237 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1370 IncrementalHoareTripleChecker+Invalid, 1607 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 237 mSolverCounterUnsat, 24 mSDtfsCounter, 1370 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 827 GetRequests, 703 SyntacticMatches, 26 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3845 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 310 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 6/10 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: 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 - 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 - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: 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 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: (((0 <= (y + 2147483648)) && (y <= 2147483647)) && (q <= 2147483647)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10ms. Allocated memory is still 142.6MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 175.52ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 109.6MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.50ms. Allocated memory is still 142.6MB. Free memory was 109.4MB in the beginning and 108.6MB in the end (delta: 823.9kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 11.83ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 108.0MB in the end (delta: 542.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 260.67ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 97.2MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 4518.95ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 80.4MB in the end (delta: 16.8MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Witness Printer took 88.38ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 75.8MB in the end (delta: 4.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 20:42:26,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8b78b6f-58a4-4c88-b105-cff84e5f4610/bin/ukojak-verify-EEHR8qb7sm/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