./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_14_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm --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 3b3684581eb919cc59f4d880397d5f9f53c5f83e68ac260c9cc15e653dc2df36 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:00:48,473 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:00:48,547 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 23:00:48,552 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:00:48,553 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:00:48,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:00:48,578 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:00:48,578 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:00:48,578 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:00:48,578 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:00:48,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:00:48,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:00:48,579 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:00:48,579 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:00:48,579 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:00:48,579 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:00:48,579 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:00:48,579 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:00:48,579 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:00:48,580 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:00:48,580 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:00:48,580 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:00:48,580 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:00:48,580 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:00:48,580 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:00:48,580 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:00:48,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:00:48,581 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:00:48,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:00:48,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:00:48,581 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:00:48,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:00:48,581 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_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm 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 -> 3b3684581eb919cc59f4d880397d5f9f53c5f83e68ac260c9cc15e653dc2df36 [2024-11-13 23:00:48,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:00:48,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:00:48,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:00:48,952 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:00:48,953 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:00:48,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_14_bad.i Unable to find full path for "g++" [2024-11-13 23:00:50,916 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:00:51,325 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:00:51,326 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_14_bad.i [2024-11-13 23:00:51,352 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/data/53838eb3c/49baf051cc0247cf91592c6f42b0f375/FLAGe656f0745 [2024-11-13 23:00:51,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/data/53838eb3c/49baf051cc0247cf91592c6f42b0f375 [2024-11-13 23:00:51,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:00:51,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:00:51,382 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:00:51,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:00:51,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:00:51,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:00:51" (1/1) ... [2024-11-13 23:00:51,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ff50af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:51, skipping insertion in model container [2024-11-13 23:00:51,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:00:51" (1/1) ... [2024-11-13 23:00:51,448 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:00:52,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:00:52,393 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:00:52,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:00:52,633 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:00:52,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52 WrapperNode [2024-11-13 23:00:52,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:00:52,635 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:00:52,635 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:00:52,635 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:00:52,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52" (1/1) ... [2024-11-13 23:00:52,659 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52" (1/1) ... [2024-11-13 23:00:52,679 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-13 23:00:52,679 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:00:52,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:00:52,680 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:00:52,680 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:00:52,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52" (1/1) ... [2024-11-13 23:00:52,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52" (1/1) ... [2024-11-13 23:00:52,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52" (1/1) ... [2024-11-13 23:00:52,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52" (1/1) ... [2024-11-13 23:00:52,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52" (1/1) ... [2024-11-13 23:00:52,698 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52" (1/1) ... [2024-11-13 23:00:52,699 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52" (1/1) ... [2024-11-13 23:00:52,700 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52" (1/1) ... [2024-11-13 23:00:52,702 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:00:52,703 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:00:52,703 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:00:52,703 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:00:52,704 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:00:52" (1/1) ... [2024-11-13 23:00:52,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:00:52,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:00:52,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:00:52,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:00:52,766 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:00:52,766 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:00:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:00:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:00:52,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:00:52,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:00:52,961 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:00:52,963 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:00:53,135 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 23:00:53,136 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:00:53,193 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:00:53,194 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:00:53,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:00:53 BoogieIcfgContainer [2024-11-13 23:00:53,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:00:53,195 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:00:53,195 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:00:53,206 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:00:53,206 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:00:53" (1/1) ... [2024-11-13 23:00:53,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:00:53,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 23:00:53,273 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 23:00:53,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:00:53,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:53,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:53,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:00:53,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:53,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 22 transitions. [2024-11-13 23:00:53,618 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-13 23:00:53,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:00:53,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:53,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:00:53,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:00:53,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:00:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 27 transitions. [2024-11-13 23:00:53,968 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-13 23:00:53,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:00:53,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:00:53,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:00:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:00:54,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:00:54,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:00:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:00:54,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:00:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:00:54,166 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 23:00:54,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:00:54 ImpRootNode [2024-11-13 23:00:54,201 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:00:54,202 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:00:54,202 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:00:54,203 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:00:54,203 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:00:53" (3/4) ... [2024-11-13 23:00:54,206 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:00:54,207 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:00:54,208 INFO L158 Benchmark]: Toolchain (without parser) took 2831.28ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 91.7MB in the beginning and 313.8MB in the end (delta: -222.1MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2024-11-13 23:00:54,212 INFO L158 Benchmark]: CDTParser took 1.86ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:00:54,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1252.18ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 84.5MB in the end (delta: 7.1MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-13 23:00:54,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.58ms. Allocated memory is still 117.4MB. Free memory was 84.5MB in the beginning and 82.0MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:00:54,213 INFO L158 Benchmark]: Boogie Preprocessor took 22.62ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 81.3MB in the end (delta: 784.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:00:54,213 INFO L158 Benchmark]: RCFGBuilder took 491.34ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 66.9MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:00:54,214 INFO L158 Benchmark]: CodeCheck took 1006.24ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 66.9MB in the beginning and 313.9MB in the end (delta: -247.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:00:54,214 INFO L158 Benchmark]: Witness Printer took 4.82ms. Allocated memory is still 352.3MB. Free memory was 313.9MB in the beginning and 313.8MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:00:54,220 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, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 48 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 36 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 134 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, 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 - UnprovableResult [Line: 1569]: 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 large string literal at line 1578, 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_postinc_14_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] COND TRUE globalFive==5 [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] COND TRUE globalFive==5 [L1569] 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.86ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1252.18ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 84.5MB in the end (delta: 7.1MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.58ms. Allocated memory is still 117.4MB. Free memory was 84.5MB in the beginning and 82.0MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.62ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 81.3MB in the end (delta: 784.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 491.34ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 66.9MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1006.24ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 66.9MB in the beginning and 313.9MB in the end (delta: -247.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.82ms. Allocated memory is still 352.3MB. Free memory was 313.9MB in the beginning and 313.8MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:00:54,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/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 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_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_14_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm --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 3b3684581eb919cc59f4d880397d5f9f53c5f83e68ac260c9cc15e653dc2df36 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:00:57,139 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:00:57,249 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 23:00:57,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:00:57,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:00:57,279 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:00:57,279 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:00:57,279 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:00:57,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:00:57,280 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:00:57,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:00:57,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:00:57,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:00:57,280 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:00:57,280 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:00:57,281 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:00:57,281 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:00:57,281 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 23:00:57,281 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:00:57,281 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:00:57,281 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:00:57,281 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:00:57,281 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:00:57,282 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:00:57,282 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:00:57,282 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:00:57,282 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:00:57,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:00:57,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:00:57,282 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:00:57,282 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:00:57,283 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:00:57,283 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:00:57,283 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:00:57,283 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:00:57,283 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_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm 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 -> 3b3684581eb919cc59f4d880397d5f9f53c5f83e68ac260c9cc15e653dc2df36 [2024-11-13 23:00:57,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:00:57,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:00:57,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:00:57,639 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:00:57,639 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:00:57,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_14_bad.i Unable to find full path for "g++" [2024-11-13 23:00:59,819 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:01:00,351 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:01:00,352 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_14_bad.i [2024-11-13 23:01:00,380 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/data/bf870cbed/2d0e4ba73cb44e4d911a0289f2091e45/FLAG4e795847c [2024-11-13 23:01:00,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/data/bf870cbed/2d0e4ba73cb44e4d911a0289f2091e45 [2024-11-13 23:01:00,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:01:00,404 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:01:00,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:01:00,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:01:00,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:01:00,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:01:00" (1/1) ... [2024-11-13 23:01:00,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69b0e109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:00, skipping insertion in model container [2024-11-13 23:01:00,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:01:00" (1/1) ... [2024-11-13 23:01:00,472 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:01:01,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:01:01,531 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:01:01,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:01:01,837 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:01:01,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01 WrapperNode [2024-11-13 23:01:01,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:01:01,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:01:01,839 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:01:01,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:01:01,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01" (1/1) ... [2024-11-13 23:01:01,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01" (1/1) ... [2024-11-13 23:01:01,901 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2024-11-13 23:01:01,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:01:01,902 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:01:01,902 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:01:01,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:01:01,909 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01" (1/1) ... [2024-11-13 23:01:01,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01" (1/1) ... [2024-11-13 23:01:01,913 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01" (1/1) ... [2024-11-13 23:01:01,913 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01" (1/1) ... [2024-11-13 23:01:01,921 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01" (1/1) ... [2024-11-13 23:01:01,923 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01" (1/1) ... [2024-11-13 23:01:01,925 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01" (1/1) ... [2024-11-13 23:01:01,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01" (1/1) ... [2024-11-13 23:01:01,933 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:01:01,934 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:01:01,934 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:01:01,934 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:01:01,935 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:01:01" (1/1) ... [2024-11-13 23:01:01,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:01:01,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:01:01,979 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:01:01,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:01:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 23:01:02,012 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 23:01:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:01:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:01:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:01:02,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:01:02,228 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:01:02,230 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:01:02,398 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 23:01:02,398 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:01:02,461 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:01:02,462 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:01:02,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:01:02 BoogieIcfgContainer [2024-11-13 23:01:02,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:01:02,463 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:01:02,463 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:01:02,475 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:01:02,475 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:01:02" (1/1) ... [2024-11-13 23:01:02,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:01:02,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:02,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 23:01:02,536 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 23:01:02,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:01:02,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:02,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:01:02,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:01:02,544 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:01:02,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:01:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:02,698 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:01:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:02,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:01:02,741 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:01:02,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:01:02,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:01:02,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:02,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-13 23:01:02,796 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-13 23:01:02,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:01:02,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:02,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:01:02,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:01:02,800 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:01:02,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:01:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:02,914 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:01:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:02,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:01:02,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:01:02,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:01:02,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 23:01:03,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:03,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 26 transitions. [2024-11-13 23:01:03,070 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 23:01:03,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:01:03,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:03,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:01:03,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:01:03,077 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:01:03,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:01:03,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:01:03,242 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:01:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:01:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:01:03,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:01:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:01:03,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:01:03,449 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 23:01:03,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:01:03 ImpRootNode [2024-11-13 23:01:03,476 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:01:03,477 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:01:03,477 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:01:03,477 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:01:03,478 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:01:02" (3/4) ... [2024-11-13 23:01:03,480 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:01:03,481 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:01:03,482 INFO L158 Benchmark]: Toolchain (without parser) took 3078.89ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 45.6MB in the end (delta: 11.2MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-11-13 23:01:03,483 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:01:03,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1433.00ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 51.8MB in the end (delta: 5.0MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-11-13 23:01:03,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.54ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 48.9MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:01:03,484 INFO L158 Benchmark]: Boogie Preprocessor took 31.91ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 47.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:01:03,484 INFO L158 Benchmark]: RCFGBuilder took 528.23ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 30.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:01:03,485 INFO L158 Benchmark]: CodeCheck took 1012.82ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 46.0MB in the end (delta: -15.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:01:03,485 INFO L158 Benchmark]: Witness Printer took 4.79ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 45.6MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:01:03,487 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, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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, 0.1s 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 SizeOfPredicates, 0 NumberOfNonLiveVariables, 73 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 - UnprovableResult [Line: 1569]: 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 large string literal at line 1578, 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_postinc_14_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] COND TRUE globalFive==5 [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] COND TRUE globalFive==5 [L1569] 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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1433.00ms. Allocated memory is still 83.9MB. Free memory was 56.8MB in the beginning and 51.8MB in the end (delta: 5.0MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.54ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 48.9MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.91ms. Allocated memory is still 83.9MB. Free memory was 48.9MB in the beginning and 47.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 528.23ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 30.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1012.82ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 46.0MB in the end (delta: -15.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.79ms. Allocated memory is still 83.9MB. Free memory was 45.6MB in the beginning and 45.6MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 23:01:03,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3137a6a3-3cd4-4fa2-8d65-d18589a2d0b4/bin/ukojak-verify-EEHR8qb7sm/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