./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation.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_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3 --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 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:10:29,497 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:10:29,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 05:10:29,582 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:10:29,582 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:10:29,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:10:29,604 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:10:29,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:10:29,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:10:29,605 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:10:29,606 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:10:29,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:10:29,606 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:10:29,606 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:10:29,606 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:10:29,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:10:29,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:10:29,606 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:10:29,607 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:10:29,607 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:10:29,607 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:10:29,607 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:10:29,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:10:29,607 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:10:29,608 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:10:29,608 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:10:29,608 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:10:29,608 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:10:29,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:10:29,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:10:29,609 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:10:29,609 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:10:29,609 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:10:29,609 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:10:29,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:10:29,609 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_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3 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 -> 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 [2024-11-25 05:10:29,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:10:29,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:10:29,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:10:29,895 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:10:29,895 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:10:29,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2024-11-25 05:10:32,942 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/data/a4087cbd1/524108dceec04fba93b2d830d6d78112/FLAG4b2ebf92f [2024-11-25 05:10:33,186 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:10:33,187 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2024-11-25 05:10:33,195 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/data/a4087cbd1/524108dceec04fba93b2d830d6d78112/FLAG4b2ebf92f [2024-11-25 05:10:33,502 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/data/a4087cbd1/524108dceec04fba93b2d830d6d78112 [2024-11-25 05:10:33,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:10:33,505 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:10:33,507 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:10:33,507 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:10:33,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:10:33,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d787432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33, skipping insertion in model container [2024-11-25 05:10:33,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:10:33,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:10:33,742 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:10:33,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:10:33,780 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:10:33,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33 WrapperNode [2024-11-25 05:10:33,780 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:10:33,782 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:10:33,782 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:10:33,782 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:10:33,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,828 INFO L138 Inliner]: procedures = 18, calls = 47, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 156 [2024-11-25 05:10:33,828 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:10:33,829 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:10:33,829 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:10:33,829 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:10:33,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,862 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,869 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:10:33,877 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:10:33,877 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:10:33,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:10:33,878 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:10:33" (1/1) ... [2024-11-25 05:10:33,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:10:33,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:10:33,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:10:33,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:10:33,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:10:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:10:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 05:10:33,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-25 05:10:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:10:33,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:10:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-25 05:10:33,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 05:10:34,047 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:10:34,049 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:10:34,267 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-25 05:10:34,267 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:10:34,302 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:10:34,302 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:10:34,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:10:34 BoogieIcfgContainer [2024-11-25 05:10:34,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:10:34,303 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:10:34,304 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:10:34,315 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:10:34,315 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:10:34" (1/1) ... [2024-11-25 05:10:34,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:10:34,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:34,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2024-11-25 05:10:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2024-11-25 05:10:34,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 05:10:34,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:34,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:34,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:34,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:34,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2024-11-25 05:10:34,699 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-11-25 05:10:34,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 05:10:34,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:34,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:34,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:34,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:34,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2024-11-25 05:10:34,834 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-11-25 05:10:34,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 05:10:34,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:34,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:34,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:35,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:35,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-11-25 05:10:35,005 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-25 05:10:35,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 05:10:35,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:35,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:35,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:35,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:35,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-25 05:10:35,229 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-25 05:10:35,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 05:10:35,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:35,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:35,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:35,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:35,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-11-25 05:10:35,500 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-25 05:10:35,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 05:10:35,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:35,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:35,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:35,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:35,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2024-11-25 05:10:35,755 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2024-11-25 05:10:35,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 05:10:35,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:35,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:35,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:35,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:35,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-11-25 05:10:35,933 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-25 05:10:35,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 05:10:35,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:35,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:36,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:36,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:36,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2024-11-25 05:10:36,197 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-11-25 05:10:36,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 05:10:36,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:36,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:36,310 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:36,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:36,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 36 states and 50 transitions. [2024-11-25 05:10:36,421 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 50 transitions. [2024-11-25 05:10:36,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 05:10:36,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:10:36,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:10:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:10:36,574 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:10:36,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:10:36,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2024-11-25 05:10:36,694 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2024-11-25 05:10:36,695 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 05:10:36,696 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2024-11-25 05:10:36,708 INFO L726 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2024-11-25 05:10:36,974 INFO L77 FloydHoareUtils]: At program point L97(lines 97 104) 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) (< 2 |ULTIMATE.start_main_~main__i~0#1|)) (and (<= |ULTIMATE.start_main_~main__i~0#1| 2) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-11-25 05:10:36,975 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 84) no Hoare annotation was computed. [2024-11-25 05:10:36,976 INFO L77 FloydHoareUtils]: At program point L93(lines 92 110) 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) (< 2 |ULTIMATE.start_main_~main__i~0#1|)) (and (<= |ULTIMATE.start_main_~main__i~0#1| 2) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648)))) [2024-11-25 05:10:36,976 INFO L77 FloydHoareUtils]: At program point L27(lines 27 132) the Hoare annotation is: true [2024-11-25 05:10:36,976 INFO L77 FloydHoareUtils]: At program point L85(lines 85 115) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 2) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648))) [2024-11-25 05:10:36,976 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 13 143) the Hoare annotation is: true [2024-11-25 05:10:36,976 INFO L77 FloydHoareUtils]: At program point L40(lines 40 66) the Hoare annotation is: true [2024-11-25 05:10:36,977 INFO L77 FloydHoareUtils]: At program point L32(lines 32 122) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-11-25 05:10:36,979 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 75) no Hoare annotation was computed. [2024-11-25 05:10:36,979 INFO L77 FloydHoareUtils]: At program point L94(line 94) 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|))) [2024-11-25 05:10:36,979 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 94) no Hoare annotation was computed. [2024-11-25 05:10:36,979 INFO L77 FloydHoareUtils]: At program point L24(lines 24 137) the Hoare annotation is: true [2024-11-25 05:10:36,979 INFO L77 FloydHoareUtils]: At program point L78(lines 78 116) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 1) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) [2024-11-25 05:10:36,980 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 75) no Hoare annotation was computed. [2024-11-25 05:10:36,980 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 05:10:36,980 INFO L77 FloydHoareUtils]: At program point L95(lines 95 109) 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|))) [2024-11-25 05:10:36,980 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 94) no Hoare annotation was computed. [2024-11-25 05:10:36,980 INFO L77 FloydHoareUtils]: At program point L87(lines 87 110) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 2) (<= 0 (+ |ULTIMATE.start_main_~main__i~0#1| 2147483648))) [2024-11-25 05:10:36,980 INFO L77 FloydHoareUtils]: At program point L75(line 75) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-11-25 05:10:36,980 INFO L77 FloydHoareUtils]: At program point L75-1(line 75) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-11-25 05:10:36,980 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 05:10:36,980 INFO L77 FloydHoareUtils]: At program point L38(lines 38 71) the Hoare annotation is: true [2024-11-25 05:10:36,981 INFO L77 FloydHoareUtils]: At program point L34(lines 32 122) the Hoare annotation is: true [2024-11-25 05:10:36,981 INFO L77 FloydHoareUtils]: At program point L63(lines 38 71) the Hoare annotation is: true [2024-11-25 05:10:36,981 INFO L77 FloydHoareUtils]: At program point L30(lines 30 127) the Hoare annotation is: (= |ULTIMATE.start_main_~main__i~0#1| 0) [2024-11-25 05:10:36,981 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 84) no Hoare annotation was computed. [2024-11-25 05:10:36,981 INFO L77 FloydHoareUtils]: At program point L22(lines 22 142) the Hoare annotation is: true [2024-11-25 05:10:36,981 INFO L77 FloydHoareUtils]: At program point L84(line 84) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 1) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) [2024-11-25 05:10:36,981 INFO L77 FloydHoareUtils]: At program point L84-1(line 84) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 1) (<= 0 (+ 2147483649 |ULTIMATE.start_main_~main__i~0#1|))) [2024-11-25 05:10:36,981 INFO L77 FloydHoareUtils]: At program point L76(lines 76 121) the Hoare annotation is: (and (<= |ULTIMATE.start_main_~main__i~0#1| 1) (<= 1 |ULTIMATE.start_main_~main__i~0#1|)) [2024-11-25 05:10:36,981 INFO L77 FloydHoareUtils]: At program point L43(lines 40 66) the Hoare annotation is: true [2024-11-25 05:10:36,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:10:36 ImpRootNode [2024-11-25 05:10:36,999 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:10:36,999 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:10:36,999 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:10:36,999 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:10:37,000 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:10:34" (3/4) ... [2024-11-25 05:10:37,002 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 05:10:37,010 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-25 05:10:37,010 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 05:10:37,010 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 05:10:37,011 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 05:10:37,110 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 05:10:37,111 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 05:10:37,111 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:10:37,114 INFO L158 Benchmark]: Toolchain (without parser) took 3606.74ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 88.8MB in the end (delta: 28.5MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2024-11-25 05:10:37,115 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:10:37,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.14ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 105.6MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:10:37,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.75ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:10:37,116 INFO L158 Benchmark]: Boogie Preprocessor took 47.23ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:10:37,117 INFO L158 Benchmark]: RCFGBuilder took 425.88ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 87.8MB in the end (delta: 15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:10:37,117 INFO L158 Benchmark]: CodeCheck took 2695.18ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 94.1MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:10:37,119 INFO L158 Benchmark]: Witness Printer took 112.19ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 88.8MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:10:37,120 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: 2.4s, 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, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 266 mSDsluCounter, 369 SdHoareTripleChecker+Invalid, 1.2s 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, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s 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: 75]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 75]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 94]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 94]: 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: 92]: Location Invariant Derived location invariant: ((((3 < main__i) && (main__i <= 4)) || ((main__i <= 3) && (2 < main__i))) || ((main__i <= 2) && (0 <= (main__i + 2147483648)))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.14ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 105.6MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.75ms. Allocated memory is still 142.6MB. Free memory was 105.6MB in the beginning and 104.2MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.23ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 425.88ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 87.8MB in the end (delta: 15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 2695.18ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 94.1MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 112.19ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 88.8MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 05:10:37,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2117293a-5281-44d9-bb50-e2f720f58b81/bin/ukojak-verify-ENZ3QT5qd3/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