./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9 --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 b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:13:55,357 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:13:55,425 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 01:13:55,430 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:13:55,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:13:55,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:13:55,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:13:55,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:13:55,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:13:55,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:13:55,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:13:55,460 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:13:55,461 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:13:55,461 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:13:55,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:13:55,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:13:55,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:13:55,463 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:13:55,464 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:13:55,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:13:55,465 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:13:55,465 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:13:55,466 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:13:55,466 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:13:55,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:13:55,467 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:13:55,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:13:55,468 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:13:55,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:13:55,469 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:13:55,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:13:55,470 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:13:55,470 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 [2023-12-03 01:13:55,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:13:55,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:13:55,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:13:55,705 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:13:55,706 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:13:55,707 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i [2023-12-03 01:13:58,483 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:13:58,763 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:13:58,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i [2023-12-03 01:13:58,786 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/data/f2e2d0f2e/b0359d030734435791e5a3c4306c7f8b/FLAGfb634a985 [2023-12-03 01:13:58,800 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/data/f2e2d0f2e/b0359d030734435791e5a3c4306c7f8b [2023-12-03 01:13:58,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:13:58,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:13:58,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:13:58,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:13:58,811 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:13:58,811 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:13:58" (1/1) ... [2023-12-03 01:13:58,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49121cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:58, skipping insertion in model container [2023-12-03 01:13:58,813 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:13:58" (1/1) ... [2023-12-03 01:13:58,892 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:13:59,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:13:59,610 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:13:59,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:13:59,786 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:13:59,786 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:13:59,787 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:13:59,787 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:13:59,793 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:13:59,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59 WrapperNode [2023-12-03 01:13:59,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:13:59,794 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:13:59,794 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:13:59,794 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:13:59,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59" (1/1) ... [2023-12-03 01:13:59,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59" (1/1) ... [2023-12-03 01:13:59,845 INFO L138 Inliner]: procedures = 498, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-12-03 01:13:59,846 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:13:59,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:13:59,847 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:13:59,847 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:13:59,853 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59" (1/1) ... [2023-12-03 01:13:59,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59" (1/1) ... [2023-12-03 01:13:59,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59" (1/1) ... [2023-12-03 01:13:59,857 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59" (1/1) ... [2023-12-03 01:13:59,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59" (1/1) ... [2023-12-03 01:13:59,865 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59" (1/1) ... [2023-12-03 01:13:59,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59" (1/1) ... [2023-12-03 01:13:59,868 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59" (1/1) ... [2023-12-03 01:13:59,872 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:13:59,872 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:13:59,873 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:13:59,873 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:13:59,874 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:13:59" (1/1) ... [2023-12-03 01:13:59,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:13:59,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:13:59,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:13:59,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:13:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 01:13:59,934 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 01:13:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:13:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:13:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:13:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:13:59,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:13:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:13:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 01:13:59,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:13:59,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:14:00,055 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:14:00,056 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:14:00,147 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:14:00,188 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:14:00,188 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:14:00,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:14:00 BoogieIcfgContainer [2023-12-03 01:14:00,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:14:00,191 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:14:00,191 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:14:00,201 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:14:00,201 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:14:00" (1/1) ... [2023-12-03 01:14:00,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:14:00,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:00,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-12-03 01:14:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-12-03 01:14:00,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:14:00,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:00,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:14:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:14:00,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:14:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:14:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:14:00,522 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:14:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:14:00,555 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:14:00,574 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet103 [2023-12-03 01:14:00,577 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-12-03 01:14:00,577 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-12-03 01:14:00,578 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-12-03 01:14:00,582 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:14:00 ImpRootNode [2023-12-03 01:14:00,582 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:14:00,583 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:14:00,583 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:14:00,583 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:14:00,584 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:14:00" (3/4) ... [2023-12-03 01:14:00,586 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:14:00,587 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:14:00,587 INFO L158 Benchmark]: Toolchain (without parser) took 1782.92ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 74.4MB in the beginning and 117.1MB in the end (delta: -42.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:14:00,588 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 123.7MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 98.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:14:00,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 987.70ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 74.4MB in the beginning and 87.2MB in the end (delta: -12.8MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2023-12-03 01:14:00,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.95ms. Allocated memory is still 163.6MB. Free memory was 87.2MB in the beginning and 84.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:14:00,590 INFO L158 Benchmark]: Boogie Preprocessor took 25.28ms. Allocated memory is still 163.6MB. Free memory was 84.0MB in the beginning and 81.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:14:00,590 INFO L158 Benchmark]: RCFGBuilder took 317.60ms. Allocated memory is still 163.6MB. Free memory was 81.9MB in the beginning and 67.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:14:00,591 INFO L158 Benchmark]: CodeCheck took 391.55ms. Allocated memory is still 163.6MB. Free memory was 67.3MB in the beginning and 117.1MB in the end (delta: -49.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:14:00,591 INFO L158 Benchmark]: Witness Printer took 3.68ms. Allocated memory is still 163.6MB. Free memory is still 117.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:14:00,595 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 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, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. 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); [L1548] static int staticFive = 5; [L1569] CALL 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, line={2:0}, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:18}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_fscanf_multiply_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 [L1559] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={11799:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1559] COND TRUE data < 0 [L1561] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={11799:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={11799:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 123.7MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 98.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 987.70ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 74.4MB in the beginning and 87.2MB in the end (delta: -12.8MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.95ms. Allocated memory is still 163.6MB. Free memory was 87.2MB in the beginning and 84.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.28ms. Allocated memory is still 163.6MB. Free memory was 84.0MB in the beginning and 81.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 317.60ms. Allocated memory is still 163.6MB. Free memory was 81.9MB in the beginning and 67.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 391.55ms. Allocated memory is still 163.6MB. Free memory was 67.3MB in the beginning and 117.1MB in the end (delta: -49.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.68ms. Allocated memory is still 163.6MB. Free memory is still 117.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet103 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:14:00,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9 --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 b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:14:02,510 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:14:02,586 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 01:14:02,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:14:02,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:14:02,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:14:02,620 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:14:02,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:14:02,621 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:14:02,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:14:02,622 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:14:02,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:14:02,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:14:02,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:14:02,625 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:14:02,625 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:14:02,626 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:14:02,626 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:14:02,627 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:14:02,627 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:14:02,628 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:14:02,629 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:14:02,629 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:14:02,629 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:14:02,630 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:14:02,630 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:14:02,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:14:02,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:14:02,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:14:02,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:14:02,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:14:02,633 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:14:02,633 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:14:02,634 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:14:02,634 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:14:02,634 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:14:02,634 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4cc87fb9f1769fedc7c56230df45481499d959e1753ecd27e42f77960f7cd34 [2023-12-03 01:14:02,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:14:02,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:14:02,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:14:02,939 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:14:02,940 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:14:02,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i [2023-12-03 01:14:05,726 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:14:06,071 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:14:06,071 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_07_bad.i [2023-12-03 01:14:06,095 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/data/039119207/2a11f22f4614408e839719b633dd3b68/FLAG465b05118 [2023-12-03 01:14:06,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/data/039119207/2a11f22f4614408e839719b633dd3b68 [2023-12-03 01:14:06,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:14:06,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:14:06,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:14:06,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:14:06,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:14:06,121 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:14:06" (1/1) ... [2023-12-03 01:14:06,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e3841a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:06, skipping insertion in model container [2023-12-03 01:14:06,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:14:06" (1/1) ... [2023-12-03 01:14:06,188 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:14:06,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:14:07,004 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:14:07,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:14:07,200 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:14:07,200 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:14:07,200 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:14:07,200 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:14:07,208 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:14:07,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07 WrapperNode [2023-12-03 01:14:07,209 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:14:07,210 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:14:07,210 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:14:07,210 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:14:07,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,244 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,268 INFO L138 Inliner]: procedures = 503, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2023-12-03 01:14:07,268 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:14:07,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:14:07,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:14:07,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:14:07,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,281 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,290 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,292 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,297 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:14:07,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:14:07,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:14:07,303 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:14:07,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:14:07,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:14:07,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:14:07,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:14:07,374 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 01:14:07,374 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 01:14:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:14:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:14:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:14:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:14:07,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:14:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:14:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:14:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:14:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 01:14:07,532 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:14:07,534 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:14:07,660 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:14:07,717 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:14:07,717 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:14:07,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:14:07 BoogieIcfgContainer [2023-12-03 01:14:07,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:14:07,720 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:14:07,720 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:14:07,730 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:14:07,730 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:14:07" (1/1) ... [2023-12-03 01:14:07,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:14:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:14:07,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-12-03 01:14:07,795 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-12-03 01:14:07,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:14:07,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:14:07,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:14:07,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:14:07,801 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:14:07,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:14:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:14:07,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:14:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:14:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:14:08,204 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:14:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:14:08,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:14:08,291 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:14:08,313 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet101 [2023-12-03 01:14:08,316 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-12-03 01:14:08,316 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-12-03 01:14:08,317 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-12-03 01:14:08,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:14:08 ImpRootNode [2023-12-03 01:14:08,321 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:14:08,322 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:14:08,322 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:14:08,322 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:14:08,323 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:14:07" (3/4) ... [2023-12-03 01:14:08,325 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:14:08,326 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:14:08,326 INFO L158 Benchmark]: Toolchain (without parser) took 2212.73ms. Allocated memory is still 92.3MB. Free memory was 65.2MB in the beginning and 42.0MB in the end (delta: 23.3MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2023-12-03 01:14:08,327 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 62.9MB. Free memory was 39.1MB in the beginning and 39.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:14:08,328 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1094.49ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 53.4MB in the end (delta: 11.6MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2023-12-03 01:14:08,328 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.32ms. Allocated memory is still 92.3MB. Free memory was 53.4MB in the beginning and 50.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:14:08,329 INFO L158 Benchmark]: Boogie Preprocessor took 33.06ms. Allocated memory is still 92.3MB. Free memory was 50.4MB in the beginning and 48.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:14:08,329 INFO L158 Benchmark]: RCFGBuilder took 416.38ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 60.8MB in the end (delta: -12.6MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2023-12-03 01:14:08,330 INFO L158 Benchmark]: CodeCheck took 601.34ms. Allocated memory is still 92.3MB. Free memory was 60.8MB in the beginning and 42.3MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 01:14:08,331 INFO L158 Benchmark]: Witness Printer took 3.87ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 42.0MB in the end (delta: 336.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:14:08,334 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 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, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1569. 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); [L1548] static int staticFive = 5; [L1569] CALL 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, line={2:0}, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1570] CALL CWE191_Integer_Underflow__int_fscanf_multiply_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 [L1559] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1559] COND TRUE data < 0 [L1561] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 62.9MB. Free memory was 39.1MB in the beginning and 39.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1094.49ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 53.4MB in the end (delta: 11.6MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.32ms. Allocated memory is still 92.3MB. Free memory was 53.4MB in the beginning and 50.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.06ms. Allocated memory is still 92.3MB. Free memory was 50.4MB in the beginning and 48.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 416.38ms. Allocated memory is still 92.3MB. Free memory was 48.3MB in the beginning and 60.8MB in the end (delta: -12.6MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * CodeCheck took 601.34ms. Allocated memory is still 92.3MB. Free memory was 60.8MB in the beginning and 42.3MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 3.87ms. Allocated memory is still 92.3MB. Free memory was 42.3MB in the beginning and 42.0MB in the end (delta: 336.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet101 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:14:08,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a72c4865-7b3e-4386-9cee-3f9da080516d/bin/ukojak-verify-Qdu7aM0XO9/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