./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_07_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_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b --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 be0e63f2731b696060b262dc46a6e79e5c9247c911b5517ea1e3303bfc420c77 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:56:55,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:56:55,858 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 03:56:55,862 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:56:55,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:56:55,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:56:55,881 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:56:55,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:56:55,881 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:56:55,881 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:56:55,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:56:55,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:56:55,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:56:55,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:56:55,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:56:55,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:56:55,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:56:55,882 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:56:55,882 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:56:55,882 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:56:55,882 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:56:55,882 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:56:55,883 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:56:55,883 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:56:55,883 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:56:55,883 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:56:55,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:56:55,883 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:56:55,883 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:56:55,883 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:56:55,883 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:56:55,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:56:55,883 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_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b 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 -> be0e63f2731b696060b262dc46a6e79e5c9247c911b5517ea1e3303bfc420c77 [2024-12-06 03:56:56,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:56:56,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:56:56,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:56:56,130 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:56:56,131 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:56:56,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_07_bad.i [2024-12-06 03:56:58,786 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/data/aec3f8146/bfab1d0aa25448cc9c0fcceae1efff91/FLAGcb7f35edc [2024-12-06 03:56:59,082 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:56:59,083 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_07_bad.i [2024-12-06 03:56:59,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/data/aec3f8146/bfab1d0aa25448cc9c0fcceae1efff91/FLAGcb7f35edc [2024-12-06 03:56:59,357 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/data/aec3f8146/bfab1d0aa25448cc9c0fcceae1efff91 [2024-12-06 03:56:59,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:56:59,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:56:59,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:56:59,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:56:59,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:56:59,365 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:56:59" (1/1) ... [2024-12-06 03:56:59,366 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72f0e7a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:56:59, skipping insertion in model container [2024-12-06 03:56:59,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:56:59" (1/1) ... [2024-12-06 03:56:59,403 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:57:00,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:57:00,062 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:57:00,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:57:00,224 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:57:00,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00 WrapperNode [2024-12-06 03:57:00,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:57:00,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:57:00,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:57:00,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:57:00,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,258 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2024-12-06 03:57:00,258 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:57:00,259 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:57:00,259 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:57:00,259 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:57:00,265 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,267 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,268 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,272 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,276 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:57:00,278 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:57:00,278 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:57:00,278 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:57:00,279 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:57:00,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:57:00,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:57:00,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:57:00,328 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 03:57:00,328 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 03:57:00,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:57:00,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:57:00,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:57:00,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:57:00,440 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:57:00,441 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:57:00,531 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-06 03:57:00,531 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:57:00,559 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:57:00,560 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:57:00,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:57:00 BoogieIcfgContainer [2024-12-06 03:57:00,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:57:00,561 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:57:00,561 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:57:00,568 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:57:00,569 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:57:00" (1/1) ... [2024-12-06 03:57:00,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:57:00,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:00,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 03:57:00,624 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 03:57:00,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:57:00,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:00,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:57:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:00,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:57:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:00,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 21 transitions. [2024-12-06 03:57:00,838 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-12-06 03:57:00,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 03:57:00,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:00,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:57:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:00,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:57:00,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:00,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 26 transitions. [2024-12-06 03:57:00,988 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-12-06 03:57:00,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:57:00,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:00,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:57:01,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:57:01,014 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:57:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:57:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:57:01,105 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:57:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:57:01,129 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 03:57:01,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:57:01 ImpRootNode [2024-12-06 03:57:01,154 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:57:01,154 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:57:01,154 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:57:01,154 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:57:01,155 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:57:00" (3/4) ... [2024-12-06 03:57:01,157 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 03:57:01,158 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:57:01,158 INFO L158 Benchmark]: Toolchain (without parser) took 1797.97ms. Allocated memory is still 117.4MB. Free memory was 89.9MB in the beginning and 84.6MB in the end (delta: 5.3MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2024-12-06 03:57:01,159 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:57:01,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 863.34ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 80.3MB in the end (delta: 9.4MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-12-06 03:57:01,160 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.16ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 77.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:57:01,160 INFO L158 Benchmark]: Boogie Preprocessor took 18.71ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:57:01,160 INFO L158 Benchmark]: RCFGBuilder took 282.23ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 63.0MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:57:01,161 INFO L158 Benchmark]: CodeCheck took 593.07ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 84.6MB in the end (delta: -21.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:57:01,161 INFO L158 Benchmark]: Witness Printer took 3.51ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 84.6MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:57:01,163 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, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 50 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 38 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 4 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, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 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 - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559, overapproximation of fgets at line 1557. 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); [L1548] static int staticFive = 5; [L1579] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1579] 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, staticFive=5] [L1580] CALL CWE190_Integer_Overflow__int_fgets_preinc_07_bad() [L1551] int data; [L1552] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1553] COND TRUE staticFive==5 [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1567] COND TRUE staticFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 863.34ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 80.3MB in the end (delta: 9.4MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.16ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 77.6MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.71ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 76.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 282.23ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 63.0MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 593.07ms. Allocated memory is still 117.4MB. Free memory was 63.0MB in the beginning and 84.6MB in the end (delta: -21.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.51ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 84.6MB in the end (delta: 13.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 03:57:01,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/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_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b --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 be0e63f2731b696060b262dc46a6e79e5c9247c911b5517ea1e3303bfc420c77 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:57:03,104 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:57:03,183 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 03:57:03,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:57:03,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:57:03,210 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:57:03,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:57:03,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:57:03,211 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:57:03,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:57:03,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:57:03,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:57:03,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:57:03,211 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:57:03,211 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 03:57:03,211 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 03:57:03,212 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 03:57:03,212 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 03:57:03,212 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 03:57:03,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:57:03,212 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:57:03,212 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:57:03,212 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:57:03,212 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:57:03,212 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:57:03,212 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:03,212 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 03:57:03,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:57:03,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:57:03,213 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:57:03,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:57:03,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:57:03,213 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 03:57:03,213 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:03,213 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 03:57:03,213 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_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b 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 -> be0e63f2731b696060b262dc46a6e79e5c9247c911b5517ea1e3303bfc420c77 [2024-12-06 03:57:03,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:57:03,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:57:03,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:57:03,461 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:57:03,461 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:57:03,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_07_bad.i [2024-12-06 03:57:06,197 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/data/64798e69f/d96452a6e1064524bfe3dc3486b8aa90/FLAGcdcda271c [2024-12-06 03:57:06,472 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:57:06,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_07_bad.i [2024-12-06 03:57:06,494 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/data/64798e69f/d96452a6e1064524bfe3dc3486b8aa90/FLAGcdcda271c [2024-12-06 03:57:06,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/data/64798e69f/d96452a6e1064524bfe3dc3486b8aa90 [2024-12-06 03:57:06,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:57:06,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:57:06,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:57:06,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:57:06,518 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:57:06,519 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:57:06" (1/1) ... [2024-12-06 03:57:06,520 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@583ca5af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:06, skipping insertion in model container [2024-12-06 03:57:06,520 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:57:06" (1/1) ... [2024-12-06 03:57:06,554 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:57:07,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:57:07,228 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:57:07,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:57:07,423 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:57:07,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07 WrapperNode [2024-12-06 03:57:07,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:57:07,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:57:07,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:57:07,424 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:57:07,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,448 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,465 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 63 [2024-12-06 03:57:07,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:57:07,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:57:07,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:57:07,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:57:07,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,476 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,477 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,484 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,485 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,486 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,488 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,492 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:57:07,493 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:57:07,493 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:57:07,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:57:07,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:57:07,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:57:07,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:57:07,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:57:07,547 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 03:57:07,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 03:57:07,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 03:57:07,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:57:07,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:57:07,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:57:07,657 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:57:07,659 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:57:07,766 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-12-06 03:57:07,767 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:57:07,801 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:57:07,801 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 03:57:07,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:57:07 BoogieIcfgContainer [2024-12-06 03:57:07,802 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:57:07,803 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:57:07,803 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:57:07,811 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:57:07,811 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:57:07" (1/1) ... [2024-12-06 03:57:07,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:57:07,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:07,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-12-06 03:57:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-06 03:57:07,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-06 03:57:07,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:07,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:07,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:07,863 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:07,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 03:57:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:07,965 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:07,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 03:57:07,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:08,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:57:08,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 03:57:08,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:08,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-12-06 03:57:08,026 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-12-06 03:57:08,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 03:57:08,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:08,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:08,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:08,029 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:08,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 03:57:08,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:08,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 03:57:08,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:57:08,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 03:57:08,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 03:57:08,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:57:08,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 03:57:08,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:08,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 25 transitions. [2024-12-06 03:57:08,212 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-12-06 03:57:08,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 03:57:08,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:08,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 03:57:08,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 03:57:08,216 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 03:57:08,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 03:57:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:57:08,355 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:57:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:57:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:57:08,452 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 03:57:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 03:57:08,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 03:57:08,481 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-06 03:57:08,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 03:57:08 ImpRootNode [2024-12-06 03:57:08,505 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 03:57:08,506 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 03:57:08,506 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 03:57:08,506 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 03:57:08,506 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:57:07" (3/4) ... [2024-12-06 03:57:08,508 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 03:57:08,509 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 03:57:08,509 INFO L158 Benchmark]: Toolchain (without parser) took 1997.04ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 39.6MB in the end (delta: 26.4MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-12-06 03:57:08,510 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:57:08,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 909.58ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 62.2MB in the end (delta: 3.6MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-12-06 03:57:08,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.67ms. Allocated memory is still 92.3MB. Free memory was 62.2MB in the beginning and 59.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:57:08,511 INFO L158 Benchmark]: Boogie Preprocessor took 26.58ms. Allocated memory is still 92.3MB. Free memory was 59.5MB in the beginning and 58.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:57:08,511 INFO L158 Benchmark]: RCFGBuilder took 308.71ms. Allocated memory is still 92.3MB. Free memory was 57.7MB in the beginning and 41.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 03:57:08,511 INFO L158 Benchmark]: CodeCheck took 702.52ms. Allocated memory is still 92.3MB. Free memory was 41.8MB in the beginning and 40.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-12-06 03:57:08,512 INFO L158 Benchmark]: Witness Printer took 3.07ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 39.6MB in the end (delta: 524.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 03:57:08,514 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, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 39 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 134 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 SizeOfPredicates, 0 NumberOfNonLiveVariables, 69 ConjunctsInSsa, 3 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 - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559, overapproximation of fgets at line 1557. 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); [L1548] static int staticFive = 5; [L1579] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1579] 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, staticFive=5] [L1580] CALL CWE190_Integer_Overflow__int_fgets_preinc_07_bad() [L1551] int data; [L1552] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1553] COND TRUE staticFive==5 [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1567] COND TRUE staticFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 909.58ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 62.2MB in the end (delta: 3.6MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.67ms. Allocated memory is still 92.3MB. Free memory was 62.2MB in the beginning and 59.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.58ms. Allocated memory is still 92.3MB. Free memory was 59.5MB in the beginning and 58.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 308.71ms. Allocated memory is still 92.3MB. Free memory was 57.7MB in the beginning and 41.8MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 702.52ms. Allocated memory is still 92.3MB. Free memory was 41.8MB in the beginning and 40.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Witness Printer took 3.07ms. Allocated memory is still 92.3MB. Free memory was 40.1MB in the beginning and 39.6MB in the end (delta: 524.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 03:57:08,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a60c8e24-9cd7-42f4-ab36-948dacc5dee3/bin/ukojak-verify-CZk0znPC7b/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