./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_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_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/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_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/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_cf10a8be-68f1-49ec-b6b8-bd60b8681356/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 8bf7a6a41434023d5fc39841ce049ae649f51ab7e37e83c0c7aaceb626bb7505 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:04:39,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:04:39,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 05:04:39,902 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:04:39,902 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:04:39,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:04:39,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:04:39,926 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:04:39,926 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:04:39,926 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:04:39,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:04:39,927 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:04:39,927 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:04:39,927 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:04:39,927 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:04:39,927 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:04:39,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:04:39,927 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:04:39,927 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:04:39,928 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:04:39,928 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:04:39,928 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:04:39,930 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:04:39,930 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:04:39,930 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:04:39,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:04:39,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:04:39,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:04:39,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:04:39,931 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:04:39,931 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:04:39,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:04:39,931 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_cf10a8be-68f1-49ec-b6b8-bd60b8681356/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 -> 8bf7a6a41434023d5fc39841ce049ae649f51ab7e37e83c0c7aaceb626bb7505 [2024-11-25 05:04:40,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:04:40,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:04:40,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:04:40,300 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:04:40,300 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:04:40,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i [2024-11-25 05:04:43,392 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/data/70942543b/55afa5b3ca9f40158b8af74cca09de87/FLAG4dadcced6 [2024-11-25 05:04:43,831 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:04:43,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i [2024-11-25 05:04:43,863 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/data/70942543b/55afa5b3ca9f40158b8af74cca09de87/FLAG4dadcced6 [2024-11-25 05:04:43,887 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/data/70942543b/55afa5b3ca9f40158b8af74cca09de87 [2024-11-25 05:04:43,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:04:43,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:04:43,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:04:43,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:04:43,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:04:43,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:04:43" (1/1) ... [2024-11-25 05:04:43,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483e78f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:43, skipping insertion in model container [2024-11-25 05:04:43,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:04:43" (1/1) ... [2024-11-25 05:04:43,962 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:04:44,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:04:44,956 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:04:45,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:04:45,234 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:04:45,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45 WrapperNode [2024-11-25 05:04:45,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:04:45,236 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:04:45,236 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:04:45,236 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:04:45,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,292 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-25 05:04:45,292 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:04:45,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:04:45,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:04:45,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:04:45,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,301 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,302 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,307 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:04:45,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:04:45,316 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:04:45,316 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:04:45,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:04:45,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:04:45,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:04:45,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:04:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 05:04:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 05:04:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2024-11-25 05:04:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2024-11-25 05:04:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:04:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:04:45,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:04:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:04:45,660 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:04:45,662 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:04:45,819 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-25 05:04:45,819 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:04:45,877 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:04:45,877 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:04:45,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:04:45 BoogieIcfgContainer [2024-11-25 05:04:45,879 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:04:45,880 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:04:45,880 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:04:45,890 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:04:45,890 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:04:45" (1/1) ... [2024-11-25 05:04:45,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:04:45,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:04:45,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2024-11-25 05:04:45,966 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2024-11-25 05:04:45,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 05:04:45,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:04:45,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:04:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 05:04:46,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:04:46,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2024-11-25 05:04:46,314 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2024-11-25 05:04:46,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 05:04:46,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:04:46,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:04:46,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:46,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 05:04:46,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:04:46,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2024-11-25 05:04:46,533 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2024-11-25 05:04:46,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 05:04:46,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:04:46,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:04:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:04:46,565 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:04:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:04:46,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:04:46,678 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:04:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:04:46,729 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 05:04:46,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:04:46 ImpRootNode [2024-11-25 05:04:46,770 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:04:46,771 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:04:46,771 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:04:46,771 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:04:46,772 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:04:45" (3/4) ... [2024-11-25 05:04:46,775 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 05:04:46,776 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:04:46,778 INFO L158 Benchmark]: Toolchain (without parser) took 2886.39ms. Allocated memory is still 117.4MB. Free memory was 89.5MB in the beginning and 70.9MB in the end (delta: 18.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-11-25 05:04:46,779 INFO L158 Benchmark]: CDTParser took 1.53ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:04:46,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1341.50ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 79.4MB in the end (delta: 9.8MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-11-25 05:04:46,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.55ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 77.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:04:46,783 INFO L158 Benchmark]: Boogie Preprocessor took 22.08ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 75.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:04:46,783 INFO L158 Benchmark]: RCFGBuilder took 564.05ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 61.5MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 05:04:46,784 INFO L158 Benchmark]: CodeCheck took 890.15ms. Allocated memory is still 117.4MB. Free memory was 61.5MB in the beginning and 70.9MB in the end (delta: -9.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:04:46,784 INFO L158 Benchmark]: Witness Printer took 5.69ms. Allocated memory is still 117.4MB. Free memory was 70.9MB in the beginning and 70.9MB in the end (delta: 11.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:04:46,788 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 3 procedures, 25 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 85 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 46 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30 IncrementalHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 46 mSDtfsCounter, 30 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 234 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 42 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 3/4 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 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); [L1578] 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) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_fgets_multiply_11_bad() [L1550] int data; [L1551] 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] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() 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] [L1552] COND TRUE globalReturnsTrue() [L1555] 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] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1566] RET globalReturnsTrue() 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] [L1566] COND TRUE globalReturnsTrue() [L1568] 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] [L1570] 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 1.53ms. Allocated memory is still 117.4MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1341.50ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 79.4MB in the end (delta: 9.8MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.55ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 77.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.08ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 75.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 564.05ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 61.5MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 890.15ms. Allocated memory is still 117.4MB. Free memory was 61.5MB in the beginning and 70.9MB in the end (delta: -9.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.69ms. Allocated memory is still 117.4MB. Free memory was 70.9MB in the beginning and 70.9MB in the end (delta: 11.8kB). 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 05:04:46,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/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_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/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_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/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_cf10a8be-68f1-49ec-b6b8-bd60b8681356/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 8bf7a6a41434023d5fc39841ce049ae649f51ab7e37e83c0c7aaceb626bb7505 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:04:49,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:04:49,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 05:04:49,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:04:49,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:04:49,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:04:49,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:04:49,642 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:04:49,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:04:49,642 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:04:49,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:04:49,642 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:04:49,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:04:49,643 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:04:49,643 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:04:49,643 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:04:49,643 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:04:49,643 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:04:49,645 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:04:49,645 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:04:49,645 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:04:49,645 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:04:49,645 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:04:49,646 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:04:49,646 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:04:49,646 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:04:49,646 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:04:49,646 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:04:49,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:04:49,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:04:49,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:04:49,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:04:49,655 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:04:49,655 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:04:49,655 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:04:49,656 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_cf10a8be-68f1-49ec-b6b8-bd60b8681356/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 -> 8bf7a6a41434023d5fc39841ce049ae649f51ab7e37e83c0c7aaceb626bb7505 [2024-11-25 05:04:49,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:04:49,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:04:49,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:04:49,982 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:04:49,982 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:04:49,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i [2024-11-25 05:04:53,074 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/data/bf784a989/e63bfb97cda2456692a2985f172271bf/FLAGd94670b68 [2024-11-25 05:04:53,479 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:04:53,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_11_bad.i [2024-11-25 05:04:53,521 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/data/bf784a989/e63bfb97cda2456692a2985f172271bf/FLAGd94670b68 [2024-11-25 05:04:53,539 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/data/bf784a989/e63bfb97cda2456692a2985f172271bf [2024-11-25 05:04:53,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:04:53,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:04:53,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:04:53,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:04:53,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:04:53,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:04:53" (1/1) ... [2024-11-25 05:04:53,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771d0d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:53, skipping insertion in model container [2024-11-25 05:04:53,553 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:04:53" (1/1) ... [2024-11-25 05:04:53,606 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:04:54,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:04:54,584 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:04:54,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:04:54,849 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:04:54,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54 WrapperNode [2024-11-25 05:04:54,850 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:04:54,851 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:04:54,851 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:04:54,851 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:04:54,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,930 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2024-11-25 05:04:54,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:04:54,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:04:54,931 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:04:54,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:04:54,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,948 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,948 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,963 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,964 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,966 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,972 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,975 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:04:54,983 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:04:54,983 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:04:54,983 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:04:54,985 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:04:54" (1/1) ... [2024-11-25 05:04:54,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:04:55,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:04:55,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:04:55,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:04:55,067 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 05:04:55,067 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 05:04:55,067 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2024-11-25 05:04:55,067 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2024-11-25 05:04:55,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:04:55,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:04:55,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:04:55,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:04:55,246 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:04:55,248 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:04:55,447 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-25 05:04:55,448 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:04:55,506 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:04:55,507 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 05:04:55,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:04:55 BoogieIcfgContainer [2024-11-25 05:04:55,508 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:04:55,509 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:04:55,509 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:04:55,523 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:04:55,523 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:04:55" (1/1) ... [2024-11-25 05:04:55,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:04:55,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:04:55,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-25 05:04:55,590 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-25 05:04:55,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 05:04:55,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:04:55,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:04:55,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:04:55,596 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:04:55,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 05:04:55,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:55,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:04:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:55,812 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 05:04:55,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:04:55,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 05:04:55,898 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 05:04:55,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 05:04:55,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:04:55,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-11-25 05:04:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-11-25 05:04:55,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 05:04:55,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:04:55,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:04:55,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:04:55,965 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:04:55,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 05:04:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:56,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 05:04:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:04:56,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 05:04:56,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 05:04:56,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:04:56,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 05:04:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:04:56,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-25 05:04:56,213 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-25 05:04:56,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 05:04:56,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:04:56,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 05:04:56,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 05:04:56,215 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 05:04:56,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 05:04:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:04:56,406 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:04:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:04:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:04:56,568 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 05:04:56,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 05:04:56,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-25 05:04:56,616 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 05:04:56,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 05:04:56 ImpRootNode [2024-11-25 05:04:56,661 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 05:04:56,662 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 05:04:56,662 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 05:04:56,662 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 05:04:56,664 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:04:55" (3/4) ... [2024-11-25 05:04:56,667 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 05:04:56,668 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 05:04:56,670 INFO L158 Benchmark]: Toolchain (without parser) took 3125.84ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 88.9MB in the beginning and 185.5MB in the end (delta: -96.6MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-11-25 05:04:56,671 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:04:56,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1305.86ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 68.5MB in the end (delta: 20.4MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. [2024-11-25 05:04:56,673 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.19ms. Allocated memory is still 117.4MB. Free memory was 68.5MB in the beginning and 65.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:04:56,673 INFO L158 Benchmark]: Boogie Preprocessor took 51.38ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 64.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:04:56,674 INFO L158 Benchmark]: RCFGBuilder took 525.15ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 47.5MB in the end (delta: 16.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:04:56,674 INFO L158 Benchmark]: CodeCheck took 1152.26ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 47.5MB in the beginning and 186.2MB in the end (delta: -138.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:04:56,677 INFO L158 Benchmark]: Witness Printer took 6.29ms. Allocated memory is still 243.3MB. Free memory was 186.2MB in the beginning and 185.5MB in the end (delta: 684.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:04:56,679 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 3 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 75 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 41 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 49 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 SizeOfPredicates, 0 NumberOfNonLiveVariables, 89 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 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 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); [L1578] 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) [L1578] 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] [L1579] CALL CWE190_Integer_Overflow__int_fgets_multiply_11_bad() [L1550] int data; [L1551] 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] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() 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] [L1552] COND TRUE globalReturnsTrue() [L1555] 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] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1566] RET globalReturnsTrue() 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] [L1566] COND TRUE globalReturnsTrue() [L1568] 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] [L1570] 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 0.29ms. Allocated memory is still 117.4MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1305.86ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 68.5MB in the end (delta: 20.4MB). Peak memory consumption was 49.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.19ms. Allocated memory is still 117.4MB. Free memory was 68.5MB in the beginning and 65.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.38ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 64.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 525.15ms. Allocated memory is still 117.4MB. Free memory was 64.1MB in the beginning and 47.5MB in the end (delta: 16.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1152.26ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 47.5MB in the beginning and 186.2MB in the end (delta: -138.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.29ms. Allocated memory is still 243.3MB. Free memory was 186.2MB in the beginning and 185.5MB in the end (delta: 684.0kB). 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 05:04:56,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf10a8be-68f1-49ec-b6b8-bd60b8681356/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample