./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_13_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_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/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_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/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_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/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 2c6104a200270b5a7aca0851afb8a144c1562556892fc36e353eb0e61527c2a2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:59:52,373 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:59:52,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-05 21:59:52,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:59:52,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:59:52,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:59:52,449 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:59:52,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:59:52,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:59:52,450 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:59:52,450 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:59:52,450 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:59:52,450 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:59:52,450 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:59:52,450 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:59:52,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:59:52,450 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:59:52,450 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:59:52,450 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:59:52,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:59:52,451 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:59:52,451 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:59:52,451 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:59:52,451 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:59:52,451 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:59:52,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:59:52,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:59:52,451 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:59:52,451 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:59:52,451 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:59:52,451 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:59:52,451 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:59:52,451 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_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/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 -> 2c6104a200270b5a7aca0851afb8a144c1562556892fc36e353eb0e61527c2a2 [2024-12-05 21:59:52,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:59:52,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:59:52,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:59:52,708 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:59:52,708 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:59:52,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_13_bad.i [2024-12-05 21:59:55,373 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/data/6bbc07e92/d5c6b153f3474e588bb9712f22cc9bef/FLAG57ed531e6 [2024-12-05 21:59:55,644 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:59:55,645 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_13_bad.i [2024-12-05 21:59:55,662 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/data/6bbc07e92/d5c6b153f3474e588bb9712f22cc9bef/FLAG57ed531e6 [2024-12-05 21:59:55,922 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/data/6bbc07e92/d5c6b153f3474e588bb9712f22cc9bef [2024-12-05 21:59:55,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:59:55,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:59:55,926 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:59:55,926 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:59:55,929 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:59:55,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:59:55" (1/1) ... [2024-12-05 21:59:55,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1443941e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:55, skipping insertion in model container [2024-12-05 21:59:55,930 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:59:55" (1/1) ... [2024-12-05 21:59:55,962 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:59:56,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:59:56,585 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:59:56,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:59:56,767 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:59:56,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56 WrapperNode [2024-12-05 21:59:56,767 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:59:56,768 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:59:56,769 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:59:56,769 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:59:56,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,802 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-12-05 21:59:56,803 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:59:56,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:59:56,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:59:56,803 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:59:56,810 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,813 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,817 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,818 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,819 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,820 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,821 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,822 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:59:56,823 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:59:56,823 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:59:56,823 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:59:56,824 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:59:56" (1/1) ... [2024-12-05 21:59:56,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:59:56,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:59:56,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:59:56,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:59:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-05 21:59:56,870 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-05 21:59:56,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:59:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:59:56,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:59:56,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:59:56,973 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:59:56,974 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:59:57,059 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-12-05 21:59:57,059 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:59:57,084 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:59:57,084 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:59:57,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:59:57 BoogieIcfgContainer [2024-12-05 21:59:57,085 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:59:57,086 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:59:57,086 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:59:57,093 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:59:57,093 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:59:57" (1/1) ... [2024-12-05 21:59:57,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:59:57,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:57,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-12-05 21:59:57,148 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-12-05 21:59:57,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 21:59:57,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:57,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:57,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:59:57,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:57,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 23 transitions. [2024-12-05 21:59:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-12-05 21:59:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 21:59:57,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:57,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 21:59:57,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 21:59:57,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:59:57,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 22 transitions. [2024-12-05 21:59:57,491 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-12-05 21:59:57,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 21:59:57,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:59:57,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:59:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:59:57,520 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:59:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:59:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:59:57,588 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:59:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:59:57,612 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-05 21:59:57,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:59:57 ImpRootNode [2024-12-05 21:59:57,636 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:59:57,637 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:59:57,637 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:59:57,637 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:59:57,638 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:59:57" (3/4) ... [2024-12-05 21:59:57,640 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:59:57,641 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:59:57,641 INFO L158 Benchmark]: Toolchain (without parser) took 1716.55ms. Allocated memory is still 117.4MB. Free memory was 88.7MB in the beginning and 68.8MB in the end (delta: 19.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-12-05 21:59:57,642 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 72.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:59:57,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 841.71ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 72.1MB in the end (delta: 16.4MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-12-05 21:59:57,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.37ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 69.3MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:59:57,643 INFO L158 Benchmark]: Boogie Preprocessor took 18.90ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 68.4MB in the end (delta: 909.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:59:57,643 INFO L158 Benchmark]: RCFGBuilder took 262.28ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 54.4MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 21:59:57,644 INFO L158 Benchmark]: CodeCheck took 550.96ms. Allocated memory is still 117.4MB. Free memory was 54.4MB in the beginning and 69.4MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:59:57,644 INFO L158 Benchmark]: Witness Printer took 3.63ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 68.8MB in the end (delta: 646.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:59:57,646 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: 0.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 55 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 36 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of fgets at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] CALL CWE190_Integer_Overflow__int_fgets_multiply_13_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 GLOBAL_CONST_FIVE==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 GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 72.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 841.71ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 72.1MB in the end (delta: 16.4MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.37ms. Allocated memory is still 117.4MB. Free memory was 72.1MB in the beginning and 69.3MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.90ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 68.4MB in the end (delta: 909.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 262.28ms. Allocated memory is still 117.4MB. Free memory was 68.4MB in the beginning and 54.4MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 550.96ms. Allocated memory is still 117.4MB. Free memory was 54.4MB in the beginning and 69.4MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.63ms. Allocated memory is still 117.4MB. Free memory was 69.4MB in the beginning and 68.8MB in the end (delta: 646.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:59:57,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/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_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/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 2c6104a200270b5a7aca0851afb8a144c1562556892fc36e353eb0e61527c2a2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:59:59,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:59:59,610 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-05 21:59:59,634 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:59:59,635 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:59:59,635 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:59:59,636 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:59:59,636 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:59:59,636 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:59:59,636 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:59:59,636 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:59:59,636 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:59:59,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:59:59,636 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:59:59,637 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:59:59,637 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:59:59,637 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 21:59:59,637 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:59:59,637 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 21:59:59,637 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:59:59,637 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:59:59,637 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:59:59,637 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:59:59,637 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:59:59,637 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:59:59,637 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:59:59,638 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:59:59,638 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:59:59,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:59:59,638 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:59:59,638 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:59:59,638 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:59:59,638 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:59:59,638 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:59:59,638 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:59:59,638 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_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/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 -> 2c6104a200270b5a7aca0851afb8a144c1562556892fc36e353eb0e61527c2a2 [2024-12-05 21:59:59,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:59:59,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:59:59,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:59:59,867 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:59:59,868 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:59:59,869 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_13_bad.i [2024-12-05 22:00:02,560 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/data/cc19fe361/3579492ec1fb4d1a8a97e4788b79f4e5/FLAGa770b287a [2024-12-05 22:00:02,839 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:00:02,840 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_13_bad.i [2024-12-05 22:00:02,860 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/data/cc19fe361/3579492ec1fb4d1a8a97e4788b79f4e5/FLAGa770b287a [2024-12-05 22:00:02,875 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/data/cc19fe361/3579492ec1fb4d1a8a97e4788b79f4e5 [2024-12-05 22:00:02,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:00:02,879 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:00:02,881 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:00:02,881 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:00:02,885 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:00:02,886 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:00:02" (1/1) ... [2024-12-05 22:00:02,887 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5678ac71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:02, skipping insertion in model container [2024-12-05 22:00:02,887 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:00:02" (1/1) ... [2024-12-05 22:00:02,924 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:00:03,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:00:03,614 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:00:03,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:00:03,843 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:00:03,843 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03 WrapperNode [2024-12-05 22:00:03,844 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:00:03,845 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:00:03,845 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:00:03,845 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:00:03,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,886 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-12-05 22:00:03,887 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:00:03,887 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:00:03,888 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:00:03,888 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:00:03,894 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,897 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,897 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,904 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,905 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,907 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,909 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,914 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:00:03,915 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:00:03,915 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:00:03,915 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:00:03,916 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:00:03" (1/1) ... [2024-12-05 22:00:03,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:00:03,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:00:03,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:00:03,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:00:03,965 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-05 22:00:03,966 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-05 22:00:03,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:00:03,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:00:03,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:00:03,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:00:04,078 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:00:04,079 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:00:04,191 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-12-05 22:00:04,191 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:00:04,225 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:00:04,225 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 22:00:04,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:00:04 BoogieIcfgContainer [2024-12-05 22:00:04,225 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:00:04,226 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:00:04,226 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:00:04,233 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:00:04,233 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:00:04" (1/1) ... [2024-12-05 22:00:04,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:00:04,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:04,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-12-05 22:00:04,275 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-12-05 22:00:04,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:00:04,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:04,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:00:04,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:00:04,280 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:00:04,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:00:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:04,380 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:00:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:04,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:00:04,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:00:04,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:04,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:00:04,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:04,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 28 transitions. [2024-12-05 22:00:04,510 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-12-05 22:00:04,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 22:00:04,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:04,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:00:04,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:00:04,514 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:00:04,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:00:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:04,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:00:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:00:04,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:00:04,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:00:04,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:00:04,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:00:04,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:00:04,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 27 transitions. [2024-12-05 22:00:04,715 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-12-05 22:00:04,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:00:04,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:00:04,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:00:04,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:00:04,717 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:00:04,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:00:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:00:04,849 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:00:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:00:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:00:04,943 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:00:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:00:04,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:00:04,972 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-05 22:00:04,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:00:04 ImpRootNode [2024-12-05 22:00:04,994 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:00:04,994 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:00:04,995 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:00:04,995 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:00:04,995 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:00:04" (3/4) ... [2024-12-05 22:00:04,997 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:00:04,997 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:00:04,998 INFO L158 Benchmark]: Toolchain (without parser) took 2119.10ms. Allocated memory is still 92.3MB. Free memory was 66.1MB in the beginning and 33.7MB in the end (delta: 32.4MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2024-12-05 22:00:04,999 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:00:04,999 INFO L158 Benchmark]: CACSL2BoogieTranslator took 963.64ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 61.7MB in the end (delta: 4.3MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-12-05 22:00:04,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.38ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 58.8MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:00:04,999 INFO L158 Benchmark]: Boogie Preprocessor took 26.69ms. Allocated memory is still 92.3MB. Free memory was 58.8MB in the beginning and 57.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:00:05,000 INFO L158 Benchmark]: RCFGBuilder took 310.76ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 41.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:00:05,000 INFO L158 Benchmark]: CodeCheck took 767.96ms. Allocated memory is still 92.3MB. Free memory was 41.3MB in the beginning and 34.3MB in the end (delta: 7.1MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-12-05 22:00:05,001 INFO L158 Benchmark]: Witness Printer took 2.97ms. Allocated memory is still 92.3MB. Free memory was 34.3MB in the beginning and 33.7MB in the end (delta: 541.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:00:05,003 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: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 47 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 52 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26 IncrementalHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 40 mSDtfsCounter, 26 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 162 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 30 SizeOfPredicates, 0 NumberOfNonLiveVariables, 86 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of fgets at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] CALL CWE190_Integer_Overflow__int_fgets_multiply_13_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 GLOBAL_CONST_FIVE==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 GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 963.64ms. Allocated memory is still 92.3MB. Free memory was 65.9MB in the beginning and 61.7MB in the end (delta: 4.3MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.38ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 58.8MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.69ms. Allocated memory is still 92.3MB. Free memory was 58.8MB in the beginning and 57.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 310.76ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 41.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 767.96ms. Allocated memory is still 92.3MB. Free memory was 41.3MB in the beginning and 34.3MB in the end (delta: 7.1MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Witness Printer took 2.97ms. Allocated memory is still 92.3MB. Free memory was 34.3MB in the beginning and 33.7MB in the end (delta: 541.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:00:05,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8d2cc78-60cb-42ed-baa8-627de3ae39b3/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample