./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_65_bad.i --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_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/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_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/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_471a1a90-c6f0-445f-a4e8-d443114a7b0c/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 50fda4c06ece1fc582bb7604c13e06a76a5e35934a3857bc997b0fb367105afe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:32:49,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:32:49,574 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 04:32:49,579 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:32:49,580 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:32:49,620 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:32:49,621 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:32:49,621 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:32:49,622 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:32:49,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:32:49,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:32:49,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:32:49,622 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:32:49,622 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:32:49,622 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:32:49,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:32:49,623 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:32:49,623 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:32:49,623 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:32:49,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:32:49,624 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:32:49,624 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:32:49,624 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:32:49,624 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:32:49,625 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:32:49,625 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:32:49,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:32:49,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:32:49,625 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:32:49,626 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:32:49,626 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:32:49,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:32:49,626 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_471a1a90-c6f0-445f-a4e8-d443114a7b0c/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 -> 50fda4c06ece1fc582bb7604c13e06a76a5e35934a3857bc997b0fb367105afe [2024-11-25 04:32:49,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:32:49,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:32:49,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:32:49,965 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:32:49,965 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:32:49,967 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_65_bad.i [2024-11-25 04:32:53,150 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/data/49d2e11e0/785af7761e2e4a7fabd5cf9139d26fb7/FLAGb899c3908 [2024-11-25 04:32:53,702 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:32:53,703 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_65_bad.i [2024-11-25 04:32:53,728 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/data/49d2e11e0/785af7761e2e4a7fabd5cf9139d26fb7/FLAGb899c3908 [2024-11-25 04:32:54,217 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/data/49d2e11e0/785af7761e2e4a7fabd5cf9139d26fb7 [2024-11-25 04:32:54,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:32:54,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:32:54,224 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:32:54,224 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:32:54,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:32:54,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:32:54" (1/1) ... [2024-11-25 04:32:54,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b33672a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:54, skipping insertion in model container [2024-11-25 04:32:54,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:32:54" (1/1) ... [2024-11-25 04:32:54,290 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:32:55,473 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:32:55,485 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:32:55,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:32:55,834 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:32:55,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55 WrapperNode [2024-11-25 04:32:55,835 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:32:55,836 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:32:55,836 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:32:55,836 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:32:55,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,890 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,927 INFO L138 Inliner]: procedures = 500, calls = 29, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 65 [2024-11-25 04:32:55,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:32:55,928 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:32:55,928 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:32:55,929 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:32:55,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,959 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,960 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,963 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,967 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,968 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:32:55,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:32:55,971 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:32:55,971 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:32:55,972 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:55" (1/1) ... [2024-11-25 04:32:55,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:32:56,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:32:56,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:32:56,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:32:56,067 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 04:32:56,067 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 04:32:56,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:32:56,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:32:56,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:32:56,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:32:56,267 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:32:56,270 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:32:56,445 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-25 04:32:56,445 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:32:56,498 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:32:56,498 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:32:56,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:32:56 BoogieIcfgContainer [2024-11-25 04:32:56,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:32:56,500 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:32:56,500 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:32:56,510 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:32:56,511 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:32:56" (1/1) ... [2024-11-25 04:32:56,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:32:56,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:56,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-25 04:32:56,590 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-25 04:32:56,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:32:56,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:56,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:56,928 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 04:32:56,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:56,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-25 04:32:56,991 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-25 04:32:56,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:32:56,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:56,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:57,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:32:57,074 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:32:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:32:57,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:32:57,207 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:32:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:32:57,245 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-25 04:32:57,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:32:57 ImpRootNode [2024-11-25 04:32:57,290 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:32:57,291 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:32:57,292 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:32:57,292 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:32:57,293 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:32:56" (3/4) ... [2024-11-25 04:32:57,296 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:32:57,297 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:32:57,301 INFO L158 Benchmark]: Toolchain (without parser) took 3075.77ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 89.3MB in the beginning and 315.9MB in the end (delta: -226.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-11-25 04:32:57,301 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:32:57,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1611.15ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 79.3MB in the end (delta: 9.7MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2024-11-25 04:32:57,302 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.12ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 76.8MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:32:57,302 INFO L158 Benchmark]: Boogie Preprocessor took 41.93ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:32:57,303 INFO L158 Benchmark]: RCFGBuilder took 527.93ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 61.3MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:32:57,303 INFO L158 Benchmark]: CodeCheck took 790.13ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 61.3MB in the beginning and 315.9MB in the end (delta: -254.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:32:57,304 INFO L158 Benchmark]: Witness Printer took 5.89ms. Allocated memory is still 352.3MB. Free memory was 315.9MB in the beginning and 315.9MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:32:57,310 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, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 12 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - UnprovableResult [Line: 1579]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of fgets at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_fgets_multiply_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE190_Integer_Overflow__int_fgets_multiply_65b_badSink; [L1553] data = 0 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, funcPtr={-1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1565] CALL funcPtr(data) [L1577] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1611.15ms. Allocated memory is still 117.4MB. Free memory was 89.0MB in the beginning and 79.3MB in the end (delta: 9.7MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.12ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 76.8MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.93ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 75.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 527.93ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 61.3MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 790.13ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 61.3MB in the beginning and 315.9MB in the end (delta: -254.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.89ms. Allocated memory is still 352.3MB. Free memory was 315.9MB in the beginning and 315.9MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:32:57,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/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_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/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 50fda4c06ece1fc582bb7604c13e06a76a5e35934a3857bc997b0fb367105afe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:33:00,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:33:00,398 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 04:33:00,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:33:00,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:33:00,432 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:33:00,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:33:00,433 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:33:00,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:33:00,433 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:33:00,434 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:33:00,434 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:33:00,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:33:00,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:33:00,434 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:33:00,434 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:33:00,434 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:33:00,435 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:33:00,456 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:33:00,456 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:33:00,456 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:33:00,456 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:33:00,456 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:33:00,456 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:33:00,456 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:33:00,457 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:33:00,457 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:33:00,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:33:00,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:33:00,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:33:00,457 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:33:00,457 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:33:00,457 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:33:00,457 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:33:00,457 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:33:00,457 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_471a1a90-c6f0-445f-a4e8-d443114a7b0c/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 -> 50fda4c06ece1fc582bb7604c13e06a76a5e35934a3857bc997b0fb367105afe [2024-11-25 04:33:00,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:33:00,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:33:00,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:33:00,805 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:33:00,805 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:33:00,807 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_65_bad.i [2024-11-25 04:33:03,891 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/data/b9fd67c20/c57bbc9090434dfaa52065690cd4c7ea/FLAGf633b7260 [2024-11-25 04:33:04,530 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:33:04,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_65_bad.i [2024-11-25 04:33:04,568 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/data/b9fd67c20/c57bbc9090434dfaa52065690cd4c7ea/FLAGf633b7260 [2024-11-25 04:33:04,600 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/data/b9fd67c20/c57bbc9090434dfaa52065690cd4c7ea [2024-11-25 04:33:04,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:33:04,606 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:33:04,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:33:04,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:33:04,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:33:04,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:33:04" (1/1) ... [2024-11-25 04:33:04,622 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79a75b0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:04, skipping insertion in model container [2024-11-25 04:33:04,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:33:04" (1/1) ... [2024-11-25 04:33:04,700 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:33:05,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:33:05,790 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:33:05,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:33:06,189 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:33:06,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06 WrapperNode [2024-11-25 04:33:06,191 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:33:06,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:33:06,192 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:33:06,193 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:33:06,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,295 INFO L138 Inliner]: procedures = 505, calls = 29, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 64 [2024-11-25 04:33:06,297 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:33:06,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:33:06,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:33:06,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:33:06,309 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,335 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,341 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,363 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:33:06,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:33:06,364 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:33:06,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:33:06,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:06,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:33:06,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:33:06,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:33:06,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:33:06,462 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 04:33:06,463 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 04:33:06,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:33:06,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:33:06,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:33:06,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:33:06,721 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:33:06,723 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:33:06,923 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-25 04:33:06,923 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:33:06,995 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:33:06,995 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:33:06,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:33:06 BoogieIcfgContainer [2024-11-25 04:33:06,996 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:33:06,997 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:33:06,997 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:33:07,011 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:33:07,011 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:33:06" (1/1) ... [2024-11-25 04:33:07,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:33:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:07,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-25 04:33:07,096 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-25 04:33:07,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:33:07,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:07,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:33:07,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:33:07,104 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:33:07,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:33:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:07,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:33:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:07,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:33:07,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:33:07,560 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 04:33:07,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:33:07,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:07,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2024-11-25 04:33:07,628 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2024-11-25 04:33:07,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:33:07,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:07,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:33:07,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:33:07,633 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:33:07,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:33:07,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:33:07,878 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:33:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:33:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:33:08,109 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:33:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:33:08,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:33:08,175 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-25 04:33:08,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:33:08 ImpRootNode [2024-11-25 04:33:08,222 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:33:08,223 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:33:08,224 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:33:08,224 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:33:08,226 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:33:06" (3/4) ... [2024-11-25 04:33:08,234 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:33:08,235 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:33:08,236 INFO L158 Benchmark]: Toolchain (without parser) took 3630.21ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 90.2MB in the beginning and 182.3MB in the end (delta: -92.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2024-11-25 04:33:08,237 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 85.4MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:33:08,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1582.25ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 67.3MB in the end (delta: 22.7MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. [2024-11-25 04:33:08,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.30ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:33:08,238 INFO L158 Benchmark]: Boogie Preprocessor took 65.08ms. Allocated memory is still 117.4MB. Free memory was 64.8MB in the beginning and 62.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:33:08,238 INFO L158 Benchmark]: RCFGBuilder took 631.99ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 46.2MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:33:08,239 INFO L158 Benchmark]: CodeCheck took 1225.43ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 46.2MB in the beginning and 182.3MB in the end (delta: -136.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:33:08,243 INFO L158 Benchmark]: Witness Printer took 11.74ms. Allocated memory is still 234.9MB. Free memory was 182.3MB in the beginning and 182.3MB in the end (delta: 27.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:33:08,246 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, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 12 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 57 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - UnprovableResult [Line: 1579]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of fgets at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_fgets_multiply_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE190_Integer_Overflow__int_fgets_multiply_65b_badSink; [L1553] data = 0 [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, funcPtr={-1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1565] CALL funcPtr(data) [L1577] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 85.4MB in the beginning and 85.4MB in the end (delta: 51.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1582.25ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 67.3MB in the end (delta: 22.7MB). Peak memory consumption was 58.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.30ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.08ms. Allocated memory is still 117.4MB. Free memory was 64.8MB in the beginning and 62.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 631.99ms. Allocated memory is still 117.4MB. Free memory was 62.8MB in the beginning and 46.2MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1225.43ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 46.2MB in the beginning and 182.3MB in the end (delta: -136.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 11.74ms. Allocated memory is still 234.9MB. Free memory was 182.3MB in the beginning and 182.3MB in the end (delta: 27.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:33:08,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_471a1a90-c6f0-445f-a4e8-d443114a7b0c/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: UNKNOWN: Overapproximated counterexample