./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/rlim_exit.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_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/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_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_exit.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/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_b25b7f9d-4bd8-4470-9969-661e3a57c499/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 d77357c243d95f35d00bc89e7fc23b91d82935f320cfab6cb2f6a7d192f5b03f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:30:48,725 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:30:48,829 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 04:30:48,842 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:30:48,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:30:48,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:30:48,864 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:30:48,864 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:30:48,864 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:30:48,865 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:30:48,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:30:48,865 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:30:48,865 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:30:48,865 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:30:48,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:30:48,865 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:30:48,865 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:30:48,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:30:48,865 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:30:48,866 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:30:48,866 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:30:48,866 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:30:48,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:30:48,866 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:30:48,866 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:30:48,866 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:30:48,866 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:30:48,866 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:30:48,866 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:30:48,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:30:48,867 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:30:48,867 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:30:48,867 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:30:48,867 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:30:48,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:30:48,867 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_b25b7f9d-4bd8-4470-9969-661e3a57c499/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 -> d77357c243d95f35d00bc89e7fc23b91d82935f320cfab6cb2f6a7d192f5b03f [2024-11-25 04:30:49,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:30:49,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:30:49,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:30:49,164 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:30:49,165 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:30:49,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-benchs/rlim_exit.c [2024-11-25 04:30:52,215 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/data/e077a94f3/dbcce711fa4349739837e7d3eb948cf7/FLAG0f2e4955c [2024-11-25 04:30:52,460 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:30:52,460 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/sv-benchmarks/c/float-benchs/rlim_exit.c [2024-11-25 04:30:52,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/data/e077a94f3/dbcce711fa4349739837e7d3eb948cf7/FLAG0f2e4955c [2024-11-25 04:30:52,778 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/data/e077a94f3/dbcce711fa4349739837e7d3eb948cf7 [2024-11-25 04:30:52,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:30:52,782 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:30:52,783 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:30:52,783 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:30:52,787 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:30:52,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:30:52" (1/1) ... [2024-11-25 04:30:52,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d67ae78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:52, skipping insertion in model container [2024-11-25 04:30:52,789 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:30:52" (1/1) ... [2024-11-25 04:30:52,803 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:30:52,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:30:53,014 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:30:53,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:30:53,049 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:30:53,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53 WrapperNode [2024-11-25 04:30:53,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:30:53,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:30:53,051 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:30:53,051 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:30:53,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,085 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2024-11-25 04:30:53,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:30:53,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:30:53,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:30:53,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:30:53,092 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,094 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,097 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,101 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,105 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,106 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:30:53,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:30:53,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:30:53,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:30:53,111 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:30:53,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:30:53,151 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:30:53,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:30:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:30:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:30:53,180 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:30:53,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:30:53,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:30:53,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:30:53,246 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:30:53,248 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:30:53,420 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 04:30:53,420 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:30:53,478 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:30:53,478 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:30:53,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:30:53 BoogieIcfgContainer [2024-11-25 04:30:53,479 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:30:53,480 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:30:53,480 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:30:53,491 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:30:53,492 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:30:53" (1/1) ... [2024-11-25 04:30:53,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:30:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:30:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2024-11-25 04:30:53,562 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2024-11-25 04:30:53,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:30:53,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:30:53,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:30:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:53,863 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:30:53,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:30:53,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-25 04:30:53,956 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-25 04:30:53,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:30:53,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:30:53,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:30:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:54,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:30:54,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:30:54,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-25 04:30:54,055 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-25 04:30:54,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 04:30:54,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:30:54,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:30:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:54,289 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 04:30:54,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:30:54,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-25 04:30:54,540 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-25 04:30:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 04:30:54,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:30:54,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:30:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:54,645 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-25 04:30:54,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:30:54,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 22 states and 29 transitions. [2024-11-25 04:30:54,881 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-25 04:30:54,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 04:30:54,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:30:54,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:30:54,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:30:55,090 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-25 04:30:55,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:30:55,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 16 states and 19 transitions. [2024-11-25 04:30:55,195 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-25 04:30:55,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 04:30:55,196 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-25 04:30:55,206 INFO L726 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-25 04:30:55,254 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) the Hoare annotation is: true [2024-11-25 04:30:55,254 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 04:30:55,254 INFO L77 FloydHoareUtils]: At program point L23(line 23) the Hoare annotation is: (<= |ULTIMATE.start_main_~i~0#1| 99999) [2024-11-25 04:30:55,254 INFO L77 FloydHoareUtils]: At program point L23-1(line 23) the Hoare annotation is: true [2024-11-25 04:30:55,254 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-25 04:30:55,254 INFO L77 FloydHoareUtils]: At program point L19-4(line 19) the Hoare annotation is: true [2024-11-25 04:30:55,254 INFO L77 FloydHoareUtils]: At program point L19-5(lines 19 31) the Hoare annotation is: true [2024-11-25 04:30:55,254 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 04:30:55,255 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 19) the Hoare annotation is: true [2024-11-25 04:30:55,255 INFO L77 FloydHoareUtils]: At program point L24(line 24) the Hoare annotation is: true [2024-11-25 04:30:55,255 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 7 9) the Hoare annotation is: true [2024-11-25 04:30:55,255 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 7 9) the Hoare annotation is: true [2024-11-25 04:30:55,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:30:55 ImpRootNode [2024-11-25 04:30:55,276 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:30:55,277 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:30:55,277 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:30:55,277 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:30:55,279 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:30:53" (3/4) ... [2024-11-25 04:30:55,282 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 04:30:55,285 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-25 04:30:55,293 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-25 04:30:55,293 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-25 04:30:55,293 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 04:30:55,293 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 04:30:55,377 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:30:55,378 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:30:55,378 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:30:55,382 INFO L158 Benchmark]: Toolchain (without parser) took 2597.59ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 42.9MB in the end (delta: 49.6MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2024-11-25 04:30:55,382 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:30:55,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.47ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.6MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:30:55,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.14ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:30:55,383 INFO L158 Benchmark]: Boogie Preprocessor took 21.62ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.7MB in the end (delta: 778.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:30:55,383 INFO L158 Benchmark]: RCFGBuilder took 371.07ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 67.6MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:30:55,383 INFO L158 Benchmark]: CodeCheck took 1796.60ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 47.4MB in the end (delta: 20.3MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-11-25 04:30:55,384 INFO L158 Benchmark]: Witness Printer took 101.44ms. Allocated memory is still 117.4MB. Free memory was 47.4MB in the beginning and 42.9MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:30:55,386 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 111 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32 mSDsluCounter, 70 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 83 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 244 IncrementalHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 83 mSolverCounterUnsat, 70 mSDtfsCounter, 244 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 583 GetRequests, 545 SyntacticMatches, 12 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 87 ConstructedInterpolants, 0 QuantifiedInterpolants, 175 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 69/85 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.47ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 81.6MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.14ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.62ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.7MB in the end (delta: 778.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 371.07ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 67.6MB in the end (delta: 12.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1796.60ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 47.4MB in the end (delta: 20.3MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Witness Printer took 101.44ms. Allocated memory is still 117.4MB. Free memory was 47.4MB in the beginning and 42.9MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 04:30:55,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25b7f9d-4bd8-4470-9969-661e3a57c499/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE