./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-exmini.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/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_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-exmini.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/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 64bit --witnessprinter.graph.data.programhash 2770219c807b831fae6e095473136daed1a77c163c041673f2a174af412b4e75 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:12:56,634 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:12:56,735 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 04:12:56,745 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:12:56,745 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:12:56,779 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:12:56,781 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:12:56,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:12:56,782 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:12:56,782 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:12:56,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:12:56,784 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:12:56,784 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:12:56,784 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:12:56,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:12:56,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:12:56,784 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:12:56,784 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:12:56,784 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:12:56,784 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:12:56,784 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:12:56,785 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:12:56,785 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:12:56,785 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:12:56,785 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:12:56,785 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:12:56,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:12:56,785 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:12:56,786 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:12:56,786 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:12:56,787 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:12:56,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:12:56,787 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_1368084e-ab6e-4c09-a2dd-70fcd1464fce/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2770219c807b831fae6e095473136daed1a77c163c041673f2a174af412b4e75 [2024-11-25 04:12:57,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:12:57,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:12:57,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:12:57,123 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:12:57,123 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:12:57,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-exmini.c [2024-11-25 04:13:00,112 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/data/45586dbbf/97279b0459f142ef9e9a2598e6efa897/FLAG1f59200ce [2024-11-25 04:13:00,360 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:13:00,360 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-exmini.c [2024-11-25 04:13:00,371 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/data/45586dbbf/97279b0459f142ef9e9a2598e6efa897/FLAG1f59200ce [2024-11-25 04:13:00,671 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/data/45586dbbf/97279b0459f142ef9e9a2598e6efa897 [2024-11-25 04:13:00,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:13:00,674 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:13:00,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:13:00,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:13:00,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:13:00,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a98a249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00, skipping insertion in model container [2024-11-25 04:13:00,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,697 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:13:00,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:13:00,845 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:13:00,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:13:00,869 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:13:00,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00 WrapperNode [2024-11-25 04:13:00,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:13:00,871 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:13:00,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:13:00,871 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:13:00,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,882 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,894 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2024-11-25 04:13:00,895 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:13:00,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:13:00,895 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:13:00,895 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:13:00,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,901 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,902 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,903 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,904 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,908 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,909 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:13:00,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:13:00,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:13:00,912 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:13:00,913 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:13:00,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:13:00,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:13:00,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:13:00,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:13:00,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:13:01,044 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:13:01,046 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:13:01,145 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 04:13:01,145 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:13:01,179 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:13:01,179 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:13:01,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:13:01 BoogieIcfgContainer [2024-11-25 04:13:01,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:13:01,180 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:13:01,181 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:13:01,191 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:13:01,191 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:13:01" (1/1) ... [2024-11-25 04:13:01,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:13:01,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:13:01,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-25 04:13:01,249 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-25 04:13:01,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 04:13:01,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:13:01,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:13:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:13:01,491 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 04:13:01,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:13:01,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-11-25 04:13:01,594 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-11-25 04:13:01,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:13:01,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:13:01,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:13:01,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:13:01,644 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 04:13:01,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:13:01,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2024-11-25 04:13:01,715 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2024-11-25 04:13:01,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:13:01,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:13:01,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:13:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:13:01,730 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:13:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:13:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:13:01,764 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:13:01,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:13:01,783 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 04:13:01,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:13:01 ImpRootNode [2024-11-25 04:13:01,807 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:13:01,808 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:13:01,808 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:13:01,808 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:13:01,809 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:13:01" (3/4) ... [2024-11-25 04:13:01,810 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 04:13:01,859 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 2. [2024-11-25 04:13:01,903 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:13:01,903 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:13:01,904 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:13:01,905 INFO L158 Benchmark]: Toolchain (without parser) took 1230.06ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 48.0MB in the end (delta: 46.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 04:13:01,906 INFO L158 Benchmark]: CDTParser took 2.49ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:13:01,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.22ms. Allocated memory is still 117.4MB. Free memory was 94.1MB in the beginning and 84.4MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:13:01,908 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.15ms. Allocated memory is still 117.4MB. Free memory was 84.4MB in the beginning and 83.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:13:01,908 INFO L158 Benchmark]: Boogie Preprocessor took 15.35ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 82.7MB in the end (delta: 665.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:13:01,908 INFO L158 Benchmark]: RCFGBuilder took 268.55ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 72.3MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:13:01,909 INFO L158 Benchmark]: CodeCheck took 626.70ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 51.8MB in the end (delta: 20.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:13:01,909 INFO L158 Benchmark]: Witness Printer took 95.99ms. Allocated memory is still 117.4MB. Free memory was 51.8MB in the beginning and 48.0MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:13:01,912 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, 11 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 0 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 23]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int i, j, k, tmp; [L15] i = __VERIFIER_nondet_int() [L16] j = __VERIFIER_nondet_int() [L17] k = __VERIFIER_nondet_int() [L18] tmp = __VERIFIER_nondet_int() [L19] COND TRUE i <= 100 && j <= k [L20] tmp = i [L21] i = j VAL [i=-2147483648, k=-2147483648, tmp=0] [L22] EXPR tmp + 1 [L22] j = tmp + 1 VAL [i=-2147483648, j=1, k=-2147483648] [L23] k - 1 VAL [i=-2147483648, j=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.49ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.22ms. Allocated memory is still 117.4MB. Free memory was 94.1MB in the beginning and 84.4MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.15ms. Allocated memory is still 117.4MB. Free memory was 84.4MB in the beginning and 83.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.35ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 82.7MB in the end (delta: 665.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 268.55ms. Allocated memory is still 117.4MB. Free memory was 82.7MB in the beginning and 72.3MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 626.70ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 51.8MB in the end (delta: 20.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 95.99ms. Allocated memory is still 117.4MB. Free memory was 51.8MB in the beginning and 48.0MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 04:13:01,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1368084e-ab6e-4c09-a2dd-70fcd1464fce/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)