./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_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_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/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_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/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_2d590730-dd25-4045-93b0-9ca26585b60b/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 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:05:31,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:05:31,088 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 03:05:31,093 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:05:31,093 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:05:31,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:05:31,117 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:05:31,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:05:31,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:05:31,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:05:31,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:05:31,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:05:31,118 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:05:31,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:05:31,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:05:31,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:05:31,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:05:31,119 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:05:31,119 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:05:31,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:05:31,119 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:05:31,119 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:05:31,119 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:05:31,120 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:05:31,120 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:05:31,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:05:31,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:05:31,120 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:05:31,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:05:31,120 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:05:31,120 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:05:31,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:05:31,121 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_2d590730-dd25-4045-93b0-9ca26585b60b/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 -> 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 [2024-11-25 03:05:31,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:05:31,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:05:31,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:05:31,471 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:05:31,472 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:05:31,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2024-11-25 03:05:34,383 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/data/e49acd968/b4b13eff479f4932ac44e8e468b859b7/FLAGf9d5e33c1 [2024-11-25 03:05:34,824 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:05:34,825 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2024-11-25 03:05:34,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/data/e49acd968/b4b13eff479f4932ac44e8e468b859b7/FLAGf9d5e33c1 [2024-11-25 03:05:34,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/data/e49acd968/b4b13eff479f4932ac44e8e468b859b7 [2024-11-25 03:05:34,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:05:34,877 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:05:34,878 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:05:34,879 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:05:34,883 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:05:34,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:05:34" (1/1) ... [2024-11-25 03:05:34,888 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@679376a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:34, skipping insertion in model container [2024-11-25 03:05:34,888 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:05:34" (1/1) ... [2024-11-25 03:05:34,963 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:05:36,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:05:36,139 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:05:36,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:05:36,411 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:05:36,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36 WrapperNode [2024-11-25 03:05:36,413 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:05:36,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:05:36,415 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:05:36,415 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:05:36,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,462 INFO L138 Inliner]: procedures = 498, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2024-11-25 03:05:36,462 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:05:36,463 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:05:36,463 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:05:36,463 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:05:36,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,474 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,474 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,479 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,480 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,482 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:05:36,487 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:05:36,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:05:36,488 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:05:36,489 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:36,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:05:36,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:05:36,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:05:36,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:05:36,572 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 03:05:36,572 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 03:05:36,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:05:36,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:05:36,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:05:36,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:05:36,761 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:05:36,763 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:05:36,939 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-25 03:05:36,939 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:05:36,995 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:05:36,998 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:05:36,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:05:36 BoogieIcfgContainer [2024-11-25 03:05:36,999 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:05:37,000 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:05:37,000 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:05:37,010 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:05:37,010 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:05:36" (1/1) ... [2024-11-25 03:05:37,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:05:37,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:37,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-25 03:05:37,085 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-25 03:05:37,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:05:37,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:37,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:05:37,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:37,348 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 03:05:37,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:37,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 26 transitions. [2024-11-25 03:05:37,409 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-25 03:05:37,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 03:05:37,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:37,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:05:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:37,583 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 03:05:37,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:37,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 32 transitions. [2024-11-25 03:05:37,630 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-25 03:05:37,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 03:05:37,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:37,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:05:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:05:37,686 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:05:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:05:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:05:37,787 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:05:37,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:05:37,819 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 03:05:37,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:05:37 ImpRootNode [2024-11-25 03:05:37,859 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:05:37,860 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:05:37,861 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:05:37,861 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:05:37,862 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:05:36" (3/4) ... [2024-11-25 03:05:37,864 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:05:37,865 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:05:37,866 INFO L158 Benchmark]: Toolchain (without parser) took 2989.34ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 51.8MB in the end (delta: 63.8MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-25 03:05:37,869 INFO L158 Benchmark]: CDTParser took 1.63ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:05:37,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1535.43ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 105.7MB in the end (delta: 9.7MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-25 03:05:37,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.90ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 103.0MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:05:37,870 INFO L158 Benchmark]: Boogie Preprocessor took 23.92ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 102.4MB in the end (delta: 601.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:05:37,870 INFO L158 Benchmark]: RCFGBuilder took 511.78ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 87.4MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:05:37,871 INFO L158 Benchmark]: CodeCheck took 859.86ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 52.4MB in the end (delta: 35.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 03:05:37,871 INFO L158 Benchmark]: Witness Printer took 4.79ms. Allocated memory is still 142.6MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:05:37,873 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 60 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 48 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 166 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 35 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559. 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); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1587] 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] [L1588] CALL CWE190_Integer_Overflow__int_fgets_add_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: 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] [L1554] case 6: [L1556] 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] [L1554] case 6: [L1559] data = atoi(inputBuffer) [L1573] case 7: VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1535.43ms. Allocated memory is still 142.6MB. Free memory was 115.4MB in the beginning and 105.7MB in the end (delta: 9.7MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.90ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 103.0MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.92ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 102.4MB in the end (delta: 601.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 511.78ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 87.4MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 859.86ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 52.4MB in the end (delta: 35.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 4.79ms. Allocated memory is still 142.6MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:05:37,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/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_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/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 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:05:40,722 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:05:40,857 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 03:05:40,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:05:40,903 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:05:40,904 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:05:40,904 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:05:40,904 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:05:40,904 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:05:40,904 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:05:40,904 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:05:40,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:05:40,905 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:05:40,905 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:05:40,905 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:05:40,905 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:05:40,905 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:05:40,907 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:05:40,907 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:05:40,907 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:05:40,907 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:05:40,907 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:05:40,909 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:05:40,909 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:05:40,909 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:05:40,909 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:05:40,909 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:05:40,909 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:05:40,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:05:40,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:05:40,910 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:05:40,910 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:05:40,910 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:05:40,910 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:05:40,910 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:05:40,910 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_2d590730-dd25-4045-93b0-9ca26585b60b/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 -> 225fb52608abe5396ade71ef90420a1a411bd27df13564d5cbd5e949faed8813 [2024-11-25 03:05:41,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:05:41,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:05:41,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:05:41,270 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:05:41,270 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:05:41,272 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2024-11-25 03:05:44,521 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/data/876128689/fe4cc14356d04c04a22df3434ca73b53/FLAG39ae2bf8a [2024-11-25 03:05:44,996 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:05:45,002 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_15_bad.i [2024-11-25 03:05:45,038 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/data/876128689/fe4cc14356d04c04a22df3434ca73b53/FLAG39ae2bf8a [2024-11-25 03:05:45,062 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/data/876128689/fe4cc14356d04c04a22df3434ca73b53 [2024-11-25 03:05:45,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:05:45,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:05:45,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:05:45,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:05:45,078 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:05:45,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:05:45" (1/1) ... [2024-11-25 03:05:45,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ffd8823 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:45, skipping insertion in model container [2024-11-25 03:05:45,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:05:45" (1/1) ... [2024-11-25 03:05:45,144 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:05:46,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:05:46,247 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:05:46,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:05:46,576 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:05:46,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46 WrapperNode [2024-11-25 03:05:46,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:05:46,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:05:46,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:05:46,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:05:46,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,621 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,648 INFO L138 Inliner]: procedures = 503, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2024-11-25 03:05:46,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:05:46,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:05:46,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:05:46,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:05:46,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,664 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,664 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,674 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,675 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,677 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,679 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:05:46,686 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:05:46,686 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:05:46,686 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:05:46,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:05:46" (1/1) ... [2024-11-25 03:05:46,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:05:46,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:05:46,728 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:05:46,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:05:46,763 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 03:05:46,764 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 03:05:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:05:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:05:46,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:05:46,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:05:46,956 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:05:46,958 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:05:47,125 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-25 03:05:47,125 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:05:47,193 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:05:47,194 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:05:47,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:05:47 BoogieIcfgContainer [2024-11-25 03:05:47,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:05:47,195 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:05:47,195 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:05:47,207 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:05:47,207 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:05:47" (1/1) ... [2024-11-25 03:05:47,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:05:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:47,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-25 03:05:47,277 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-25 03:05:47,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 03:05:47,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:47,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:05:47,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:05:47,285 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:05:47,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 03:05:47,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:47,432 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:05:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:47,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 03:05:47,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:05:47,504 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 03:05:47,507 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 03:05:47,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 03:05:47,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:47,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2024-11-25 03:05:47,537 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2024-11-25 03:05:47,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 03:05:47,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:47,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:05:47,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:05:47,541 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:05:47,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 03:05:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:47,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 03:05:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:47,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 03:05:47,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:05:47,728 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 03:05:47,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 03:05:47,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:47,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 25 transitions. [2024-11-25 03:05:47,767 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-25 03:05:47,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 03:05:47,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:47,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:05:47,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:05:47,773 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:05:47,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 03:05:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:05:47,946 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:05:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:05:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:05:48,088 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:05:48,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:05:48,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 03:05:48,127 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-25 03:05:48,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:05:48 ImpRootNode [2024-11-25 03:05:48,156 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:05:48,156 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:05:48,156 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:05:48,157 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:05:48,158 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:05:47" (3/4) ... [2024-11-25 03:05:48,160 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:05:48,161 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:05:48,163 INFO L158 Benchmark]: Toolchain (without parser) took 3093.86ms. Allocated memory was 83.9MB in the beginning and 184.5MB in the end (delta: 100.7MB). Free memory was 57.0MB in the beginning and 94.9MB in the end (delta: -37.9MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2024-11-25 03:05:48,163 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:05:48,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1506.23ms. Allocated memory was 83.9MB in the beginning and 184.5MB in the end (delta: 100.7MB). Free memory was 56.8MB in the beginning and 152.2MB in the end (delta: -95.5MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2024-11-25 03:05:48,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.15ms. Allocated memory is still 184.5MB. Free memory was 152.2MB in the beginning and 149.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:05:48,164 INFO L158 Benchmark]: Boogie Preprocessor took 34.69ms. Allocated memory is still 184.5MB. Free memory was 149.7MB in the beginning and 147.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:05:48,165 INFO L158 Benchmark]: RCFGBuilder took 508.74ms. Allocated memory is still 184.5MB. Free memory was 147.8MB in the beginning and 130.0MB in the end (delta: 17.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 03:05:48,165 INFO L158 Benchmark]: CodeCheck took 960.56ms. Allocated memory is still 184.5MB. Free memory was 130.0MB in the beginning and 95.4MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 03:05:48,166 INFO L158 Benchmark]: Witness Printer took 5.30ms. Allocated memory is still 184.5MB. Free memory was 95.4MB in the beginning and 94.9MB in the end (delta: 492.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:05:48,168 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 41 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 41 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 174 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 83 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559. 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); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1587] 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] [L1588] CALL CWE190_Integer_Overflow__int_fgets_add_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: 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] [L1554] case 6: [L1556] 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] [L1554] case 6: [L1559] data = atoi(inputBuffer) [L1573] case 7: VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1575] data + 1 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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1506.23ms. Allocated memory was 83.9MB in the beginning and 184.5MB in the end (delta: 100.7MB). Free memory was 56.8MB in the beginning and 152.2MB in the end (delta: -95.5MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.15ms. Allocated memory is still 184.5MB. Free memory was 152.2MB in the beginning and 149.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.69ms. Allocated memory is still 184.5MB. Free memory was 149.7MB in the beginning and 147.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 508.74ms. Allocated memory is still 184.5MB. Free memory was 147.8MB in the beginning and 130.0MB in the end (delta: 17.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 960.56ms. Allocated memory is still 184.5MB. Free memory was 130.0MB in the beginning and 95.4MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 5.30ms. Allocated memory is still 184.5MB. Free memory was 95.4MB in the beginning and 94.9MB in the end (delta: 492.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:05:48,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d590730-dd25-4045-93b0-9ca26585b60b/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 Result: UNKNOWN: Overapproximated counterexample