./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_12_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_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e8a5387766923935f3b2e64ed6f864706b8ff2bf75a171726a606db322c6027d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:39:48,054 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:39:48,109 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-05 21:39:48,113 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:39:48,113 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:39:48,133 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:39:48,134 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:39:48,134 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:39:48,135 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:39:48,135 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:39:48,135 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:39:48,135 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:39:48,135 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:39:48,135 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:39:48,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:39:48,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:39:48,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:39:48,136 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:39:48,136 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:39:48,136 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:39:48,136 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:39:48,136 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:39:48,136 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:39:48,136 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:39:48,136 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:39:48,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:39:48,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:39:48,137 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:39:48,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:39:48,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:39:48,137 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:39:48,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:39:48,137 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_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8a5387766923935f3b2e64ed6f864706b8ff2bf75a171726a606db322c6027d [2024-12-05 21:39:48,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:39:48,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:39:48,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:39:48,389 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:39:48,389 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:39:48,390 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_12_bad.i [2024-12-05 21:39:51,055 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/data/8af51c78e/f90309319c3b47c683c79f0ecc45fa96/FLAG93ba5b869 [2024-12-05 21:39:51,353 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:39:51,354 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_12_bad.i [2024-12-05 21:39:51,374 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/data/8af51c78e/f90309319c3b47c683c79f0ecc45fa96/FLAG93ba5b869 [2024-12-05 21:39:51,618 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/data/8af51c78e/f90309319c3b47c683c79f0ecc45fa96 [2024-12-05 21:39:51,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:39:51,620 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:39:51,621 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:39:51,621 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:39:51,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:39:51,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:39:51" (1/1) ... [2024-12-05 21:39:51,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f42ef6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:51, skipping insertion in model container [2024-12-05 21:39:51,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:39:51" (1/1) ... [2024-12-05 21:39:51,658 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:39:52,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:39:52,214 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:39:52,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:39:52,371 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:39:52,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52 WrapperNode [2024-12-05 21:39:52,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:39:52,373 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:39:52,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:39:52,373 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:39:52,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,391 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,413 INFO L138 Inliner]: procedures = 497, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 60 [2024-12-05 21:39:52,413 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:39:52,414 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:39:52,414 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:39:52,414 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:39:52,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,422 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,426 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,427 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,428 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,430 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,431 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:39:52,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:39:52,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:39:52,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:39:52,434 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:39:52,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:39:52,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:39:52,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:39:52,481 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-12-05 21:39:52,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-12-05 21:39:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2024-12-05 21:39:52,482 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2024-12-05 21:39:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-05 21:39:52,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-05 21:39:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:39:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:39:52,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:39:52,593 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:39:52,595 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:39:52,701 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-05 21:39:52,701 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:39:52,735 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:39:52,735 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:39:52,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:39:52 BoogieIcfgContainer [2024-12-05 21:39:52,736 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:39:52,736 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:39:52,736 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:39:52,743 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:39:52,743 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:39:52" (1/1) ... [2024-12-05 21:39:52,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:39:52,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:39:52,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2024-12-05 21:39:52,787 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2024-12-05 21:39:52,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 21:39:52,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:39:52,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:39:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:39:53,116 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:39:53,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:39:53,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 31 states and 36 transitions. [2024-12-05 21:39:53,179 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2024-12-05 21:39:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:39:53,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:39:53,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:39:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:39:53,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 21:39:53,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:39:53,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 35 transitions. [2024-12-05 21:39:53,348 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2024-12-05 21:39:53,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 21:39:53,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:39:53,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:39:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:39:53,367 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:39:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:39:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:39:53,425 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:39:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:39:53,456 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-05 21:39:53,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:39:53 ImpRootNode [2024-12-05 21:39:53,480 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:39:53,481 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:39:53,481 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:39:53,481 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:39:53,482 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:39:52" (3/4) ... [2024-12-05 21:39:53,482 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 21:39:53,523 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 11. [2024-12-05 21:39:53,569 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 21:39:53,569 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 21:39:53,569 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:39:53,570 INFO L158 Benchmark]: Toolchain (without parser) took 1949.39ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 92.2MB in the end (delta: 21.9MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2024-12-05 21:39:53,570 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:39:53,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 751.07ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 55.0MB in the end (delta: 59.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-12-05 21:39:53,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.61ms. Allocated memory is still 142.6MB. Free memory was 54.7MB in the beginning and 113.7MB in the end (delta: -59.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-12-05 21:39:53,571 INFO L158 Benchmark]: Boogie Preprocessor took 18.96ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 112.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:39:53,571 INFO L158 Benchmark]: RCFGBuilder took 302.30ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 97.9MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:39:53,571 INFO L158 Benchmark]: CodeCheck took 744.40ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 97.2MB in the end (delta: 605.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:39:53,572 INFO L158 Benchmark]: Witness Printer took 88.03ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 92.2MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:39:53,573 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 4 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 44 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36 IncrementalHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 38 mSDtfsCounter, 36 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 198 GetRequests, 189 SyntacticMatches, 3 SemanticMatches, 6 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, 0.3s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 29 ConstructedInterpolants, 0 QuantifiedInterpolants, 65 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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 - CounterExampleResult [Line: 1563]: integer overflow possible integer overflow possible We found a 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); [L1585] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={2:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1585] 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] [L1586] CALL CWE190_Integer_Overflow__int_fscanf_postinc_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] 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 0.26ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 751.07ms. Allocated memory is still 142.6MB. Free memory was 114.1MB in the beginning and 55.0MB in the end (delta: 59.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.61ms. Allocated memory is still 142.6MB. Free memory was 54.7MB in the beginning and 113.7MB in the end (delta: -59.0MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.96ms. Allocated memory is still 142.6MB. Free memory was 113.7MB in the beginning and 112.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 302.30ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 97.9MB in the end (delta: 14.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 744.40ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 97.2MB in the end (delta: 605.5kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 88.03ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 92.2MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-05 21:39:53,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c35d5a0a-4706-4510-bcd1-de4652f4a310/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)