./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_17_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_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_17_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e9cde0d671c04babcc9bda0e4d83df5d9daf0bea27c87f9d3d73e9bedc0d8bba --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:12:56,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:12:56,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 04:12:56,230 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:12:56,231 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:12:56,266 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:12:56,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:12:56,267 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:12:56,268 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:12:56,268 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:12:56,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:12:56,269 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:12:56,269 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:12:56,269 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:12:56,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:12:56,270 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:12:56,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:12:56,270 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:12:56,271 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:12:56,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:12:56,271 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:12:56,271 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:12:56,271 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:12:56,271 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:12:56,271 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:12:56,271 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:12:56,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:12:56,272 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:12:56,272 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:12:56,272 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:12:56,272 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:12:56,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:12:56,272 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_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9cde0d671c04babcc9bda0e4d83df5d9daf0bea27c87f9d3d73e9bedc0d8bba [2024-11-25 04:12:56,613 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:12:56,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:12:56,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:12:56,629 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:12:56,630 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:12:56,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_17_bad.i [2024-11-25 04:12:59,580 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/data/1ec0b012e/9dbea0ebd889459f8589b4d935ee4679/FLAG2b1afd644 [2024-11-25 04:13:00,159 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:13:00,159 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_17_bad.i [2024-11-25 04:13:00,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/data/1ec0b012e/9dbea0ebd889459f8589b4d935ee4679/FLAG2b1afd644 [2024-11-25 04:13:00,637 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/data/1ec0b012e/9dbea0ebd889459f8589b4d935ee4679 [2024-11-25 04:13:00,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:13:00,641 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:13:00,642 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:13:00,642 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:13:00,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:13:00,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a0e3eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:00, skipping insertion in model container [2024-11-25 04:13:00,649 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:13:00" (1/1) ... [2024-11-25 04:13:00,704 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:13:02,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:13:02,181 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:13:02,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:13:02,556 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:13:02,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02 WrapperNode [2024-11-25 04:13:02,556 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:13:02,557 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:13:02,558 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:13:02,558 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:13:02,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,610 INFO L138 Inliner]: procedures = 935, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-11-25 04:13:02,611 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:13:02,611 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:13:02,611 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:13:02,612 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:13:02,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,622 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,627 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,632 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,633 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,635 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:13:02,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:13:02,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:13:02,640 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:13:02,641 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:13:02" (1/1) ... [2024-11-25 04:13:02,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:13:02,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:13:02,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:13:02,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:13:02,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:13:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:13:02,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:13:02,720 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 04:13:02,721 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 04:13:02,880 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:13:02,881 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:13:02,992 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-25 04:13:02,992 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:13:03,031 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:13:03,031 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 04:13:03,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:13:03 BoogieIcfgContainer [2024-11-25 04:13:03,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:13:03,033 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:13:03,033 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:13:03,043 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:13:03,043 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:13:03" (1/1) ... [2024-11-25 04:13:03,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:13:03,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:13:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2024-11-25 04:13:03,101 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2024-11-25 04:13:03,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:13:03,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:13:03,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:13:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:13:03,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:13:03,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:13:03,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2024-11-25 04:13:03,456 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2024-11-25 04:13:03,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 04:13:03,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:13:03,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:13:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:13:03,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:13:03,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:13:03,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2024-11-25 04:13:03,611 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2024-11-25 04:13:03,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:13:03,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:13:03,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:13:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:13:03,759 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:13:03,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:13:03,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2024-11-25 04:13:03,830 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2024-11-25 04:13:03,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:13:03,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:13:03,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:13:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:13:03,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:13:03,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:13:03,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2024-11-25 04:13:03,886 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2024-11-25 04:13:03,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:13:03,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:13:03,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:13:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:13:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:13:03,962 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:13:03,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:13:04,008 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2024-11-25 04:13:04,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:13:04 ImpRootNode [2024-11-25 04:13:04,044 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:13:04,045 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:13:04,045 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:13:04,045 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:13:04,048 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:13:03" (3/4) ... [2024-11-25 04:13:04,050 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 04:13:04,107 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 8. [2024-11-25 04:13:04,167 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:13:04,170 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:13:04,171 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:13:04,172 INFO L158 Benchmark]: Toolchain (without parser) took 3530.73ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 115.0MB in the beginning and 339.8MB in the end (delta: -224.9MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2024-11-25 04:13:04,172 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:13:04,172 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1914.87ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 92.2MB in the end (delta: 22.5MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2024-11-25 04:13:04,173 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.32ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 89.0MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:13:04,173 INFO L158 Benchmark]: Boogie Preprocessor took 23.61ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 88.2MB in the end (delta: 798.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:13:04,173 INFO L158 Benchmark]: RCFGBuilder took 395.32ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 73.9MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:13:04,174 INFO L158 Benchmark]: CodeCheck took 1011.48ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 73.9MB in the beginning and 344.5MB in the end (delta: -270.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:13:04,174 INFO L158 Benchmark]: Witness Printer took 125.75ms. Allocated memory is still 402.7MB. Free memory was 344.5MB in the beginning and 339.8MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:13:04,177 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, 22 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 65 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 23 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 32 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 81 IncrementalHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 32 mSolverCounterUnsat, 23 mSDtfsCounter, 81 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 236 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 50 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 2/3 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: 1844]: 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); [L1852] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1852] 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] [L1853] CALL CWE190_Integer_Overflow__int_fscanf_square_17_bad() [L1834] int i,j; [L1835] int data; [L1836] data = 0 [L1837] i = 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, i=0] [L1837] COND TRUE i < 1 [L1837] i++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, i=1] [L1837] COND FALSE !(i < 1) [L1841] j = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1841] COND TRUE j < 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, j=0] [L1844] data * 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, j=0] * 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 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1914.87ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 92.2MB in the end (delta: 22.5MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.32ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 89.0MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.61ms. Allocated memory is still 142.6MB. Free memory was 89.0MB in the beginning and 88.2MB in the end (delta: 798.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 395.32ms. Allocated memory is still 142.6MB. Free memory was 88.2MB in the beginning and 73.9MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1011.48ms. Allocated memory was 142.6MB in the beginning and 402.7MB in the end (delta: 260.0MB). Free memory was 73.9MB in the beginning and 344.5MB in the end (delta: -270.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 125.75ms. Allocated memory is still 402.7MB. Free memory was 344.5MB in the beginning and 339.8MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 04:13:04,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79ae0bd1-762a-4049-b6be-bb3b086af116/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)