./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_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_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/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_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/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_f4785c29-d6b6-476f-9367-f24673c86884/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 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:06:54,576 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:06:54,642 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 23:06:54,646 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:06:54,647 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:06:54,670 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:06:54,671 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:06:54,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:06:54,672 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:06:54,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:06:54,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:06:54,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:06:54,675 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:06:54,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:06:54,676 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:06:54,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:06:54,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:06:54,677 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:06:54,677 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:06:54,678 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:06:54,678 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:06:54,679 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:06:54,680 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:06:54,680 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:06:54,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:06:54,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:06:54,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:06:54,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:06:54,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:06:54,682 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:06:54,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:06:54,683 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:06:54,683 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_f4785c29-d6b6-476f-9367-f24673c86884/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 [2023-12-02 23:06:54,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:06:54,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:06:54,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:06:54,947 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:06:54,947 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:06:54,948 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i [2023-12-02 23:06:57,616 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:06:57,928 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:06:57,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i [2023-12-02 23:06:57,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/data/386d478b8/d587fb5e235843f4a25b177a8a491893/FLAG6ec0510db [2023-12-02 23:06:57,964 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/data/386d478b8/d587fb5e235843f4a25b177a8a491893 [2023-12-02 23:06:57,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:06:57,967 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:06:57,968 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:06:57,969 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:06:57,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:06:57,973 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:06:57" (1/1) ... [2023-12-02 23:06:57,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a8b31b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:57, skipping insertion in model container [2023-12-02 23:06:57,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:06:57" (1/1) ... [2023-12-02 23:06:58,027 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:06:58,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:06:58,689 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:06:58,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:06:58,853 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:06:58,853 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:06:58,853 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:06:58,853 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:06:58,859 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:06:58,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58 WrapperNode [2023-12-02 23:06:58,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:06:58,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:06:58,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:06:58,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:06:58,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58" (1/1) ... [2023-12-02 23:06:58,891 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58" (1/1) ... [2023-12-02 23:06:58,914 INFO L138 Inliner]: procedures = 499, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 52 [2023-12-02 23:06:58,915 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:06:58,916 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:06:58,916 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:06:58,916 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:06:58,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58" (1/1) ... [2023-12-02 23:06:58,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58" (1/1) ... [2023-12-02 23:06:58,942 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58" (1/1) ... [2023-12-02 23:06:58,942 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58" (1/1) ... [2023-12-02 23:06:58,949 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58" (1/1) ... [2023-12-02 23:06:58,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58" (1/1) ... [2023-12-02 23:06:58,953 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58" (1/1) ... [2023-12-02 23:06:58,954 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58" (1/1) ... [2023-12-02 23:06:58,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:06:58,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:06:58,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:06:58,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:06:58,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:06:58" (1/1) ... [2023-12-02 23:06:58,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:06:58,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:06:58,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:06:58,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:06:59,028 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 23:06:59,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 23:06:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:06:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:06:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:06:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:06:59,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:06:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:06:59,029 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 23:06:59,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:06:59,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:06:59,155 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:06:59,157 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:06:59,257 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:06:59,290 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:06:59,290 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 23:06:59,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:06:59 BoogieIcfgContainer [2023-12-02 23:06:59,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:06:59,293 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:06:59,293 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:06:59,301 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:06:59,301 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:06:59" (1/1) ... [2023-12-02 23:06:59,308 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:06:59,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:06:59,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-02 23:06:59,352 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-02 23:06:59,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:06:59,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:06:59,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:06:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:06:59,480 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:06:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:06:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:06:59,589 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:06:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:06:59,623 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 23:06:59,645 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet101 [2023-12-02 23:06:59,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:06:59 ImpRootNode [2023-12-02 23:06:59,651 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:06:59,652 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:06:59,652 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:06:59,652 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:06:59,653 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:06:59" (3/4) ... [2023-12-02 23:06:59,655 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:06:59,656 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:06:59,657 INFO L158 Benchmark]: Toolchain (without parser) took 1689.28ms. Allocated memory is still 163.6MB. Free memory was 127.5MB in the beginning and 100.9MB in the end (delta: 26.6MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-12-02 23:06:59,657 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 121.6MB. Free memory was 89.4MB in the beginning and 89.4MB in the end (delta: 30.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:06:59,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 891.28ms. Allocated memory is still 163.6MB. Free memory was 126.8MB in the beginning and 63.9MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-12-02 23:06:59,658 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.74ms. Allocated memory is still 163.6MB. Free memory was 63.9MB in the beginning and 61.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:06:59,659 INFO L158 Benchmark]: Boogie Preprocessor took 41.84ms. Allocated memory is still 163.6MB. Free memory was 61.1MB in the beginning and 132.3MB in the end (delta: -71.3MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-12-02 23:06:59,659 INFO L158 Benchmark]: RCFGBuilder took 333.74ms. Allocated memory is still 163.6MB. Free memory was 132.3MB in the beginning and 120.8MB in the end (delta: 11.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-12-02 23:06:59,660 INFO L158 Benchmark]: CodeCheck took 358.44ms. Allocated memory is still 163.6MB. Free memory was 120.8MB in the beginning and 102.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 23:06:59,661 INFO L158 Benchmark]: Witness Printer took 4.08ms. Allocated memory is still 163.6MB. Free memory was 102.0MB in the beginning and 100.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:06:59,664 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, 14 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, 7 NumberOfCodeBlocks, 7 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: 1570]: 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 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); [L1559] 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}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=14, argc=14, argv={13:37}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_fscanf_multiply_64_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE191_Integer_Underflow__int_fscanf_multiply_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1568] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, dataPtr={8857:0}, dataVoidPtr={8857:0}, dataVoidPtr={8857:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, dataPtr={8857:0}, dataVoidPtr={8857:0}, dataVoidPtr={8857:0}, 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 0.17ms. Allocated memory is still 121.6MB. Free memory was 89.4MB in the beginning and 89.4MB in the end (delta: 30.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 891.28ms. Allocated memory is still 163.6MB. Free memory was 126.8MB in the beginning and 63.9MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.74ms. Allocated memory is still 163.6MB. Free memory was 63.9MB in the beginning and 61.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.84ms. Allocated memory is still 163.6MB. Free memory was 61.1MB in the beginning and 132.3MB in the end (delta: -71.3MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * RCFGBuilder took 333.74ms. Allocated memory is still 163.6MB. Free memory was 132.3MB in the beginning and 120.8MB in the end (delta: 11.4MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * CodeCheck took 358.44ms. Allocated memory is still 163.6MB. Free memory was 120.8MB in the beginning and 102.0MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 4.08ms. Allocated memory is still 163.6MB. Free memory was 102.0MB in the beginning and 100.9MB in the end (delta: 1.0MB). 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~nondet101 - 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 [2023-12-02 23:06:59,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/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_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/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_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/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_f4785c29-d6b6-476f-9367-f24673c86884/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 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:07:01,583 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:07:01,658 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-02 23:07:01,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:07:01,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:07:01,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:07:01,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:07:01,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:07:01,689 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:07:01,690 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:07:01,691 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:07:01,691 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:07:01,692 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:07:01,692 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:07:01,693 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:07:01,693 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:07:01,694 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:07:01,694 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:07:01,695 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:07:01,695 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:07:01,696 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:07:01,697 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:07:01,697 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:07:01,698 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:07:01,698 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:07:01,699 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:07:01,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:07:01,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:07:01,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:07:01,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:07:01,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:07:01,702 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:07:01,702 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:07:01,702 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:07:01,702 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:07:01,703 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:07:01,703 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_f4785c29-d6b6-476f-9367-f24673c86884/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d316f6efeacea0ba8c064a7db0693cf8bc6d7d9559a52e0169b1fbfdc0140e3 [2023-12-02 23:07:02,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:07:02,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:07:02,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:07:02,033 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:07:02,033 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:07:02,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i [2023-12-02 23:07:04,746 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:07:05,092 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:07:05,093 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_64_bad.i [2023-12-02 23:07:05,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/data/c91a3bf47/ac7bbc2aae684eca96a94de3dbefca19/FLAGa7e46e61f [2023-12-02 23:07:05,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/data/c91a3bf47/ac7bbc2aae684eca96a94de3dbefca19 [2023-12-02 23:07:05,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:07:05,134 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:07:05,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:07:05,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:07:05,140 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:07:05,141 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:07:05" (1/1) ... [2023-12-02 23:07:05,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f736ba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:05, skipping insertion in model container [2023-12-02 23:07:05,142 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:07:05" (1/1) ... [2023-12-02 23:07:05,202 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:07:05,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:07:05,965 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 23:07:05,987 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:07:06,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:07:06,056 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:07:06,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:07:06,268 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:07:06,269 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:07:06,269 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:07:06,269 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:07:06,276 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:07:06,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06 WrapperNode [2023-12-02 23:07:06,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:07:06,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:07:06,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:07:06,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:07:06,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,309 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,330 INFO L138 Inliner]: procedures = 504, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 51 [2023-12-02 23:07:06,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:07:06,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:07:06,331 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:07:06,331 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:07:06,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,345 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,345 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,355 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,367 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:07:06,368 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:07:06,368 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:07:06,368 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:07:06,369 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:07:06,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:07:06,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:07:06,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:07:06,435 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 23:07:06,435 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 23:07:06,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:07:06,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:07:06,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:07:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:07:06,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:07:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:07:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:07:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:07:06,436 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 23:07:06,583 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:07:06,585 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:07:06,828 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:07:06,866 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:07:06,873 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 23:07:06,874 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:07:06 BoogieIcfgContainer [2023-12-02 23:07:06,874 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:07:06,875 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:07:06,875 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:07:06,885 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:07:06,885 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:07:06" (1/1) ... [2023-12-02 23:07:06,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:07:06,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:07:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-02 23:07:06,942 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-02 23:07:06,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:07:06,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:07:06,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:07:06,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:07:06,978 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:07:06,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:07:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:07:07,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:07:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:07:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:07:07,515 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:07:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:07:07,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 23:07:07,676 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 23:07:07,695 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet99 [2023-12-02 23:07:07,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:07:07 ImpRootNode [2023-12-02 23:07:07,702 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:07:07,702 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:07:07,702 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:07:07,703 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:07:07,703 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:07:06" (3/4) ... [2023-12-02 23:07:07,705 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:07:07,706 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:07:07,707 INFO L158 Benchmark]: Toolchain (without parser) took 2572.69ms. Allocated memory is still 109.1MB. Free memory was 82.2MB in the beginning and 57.8MB in the end (delta: 24.5MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2023-12-02 23:07:07,707 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:07:07,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1141.56ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 66.7MB in the end (delta: 15.3MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2023-12-02 23:07:07,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.16ms. Allocated memory is still 109.1MB. Free memory was 66.7MB in the beginning and 63.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:07:07,708 INFO L158 Benchmark]: Boogie Preprocessor took 36.43ms. Allocated memory is still 109.1MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:07:07,709 INFO L158 Benchmark]: RCFGBuilder took 506.49ms. Allocated memory is still 109.1MB. Free memory was 61.5MB in the beginning and 81.5MB in the end (delta: -20.0MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-12-02 23:07:07,710 INFO L158 Benchmark]: CodeCheck took 826.61ms. Allocated memory is still 109.1MB. Free memory was 81.5MB in the beginning and 57.8MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 23:07:07,710 INFO L158 Benchmark]: Witness Printer took 3.66ms. Allocated memory is still 109.1MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:07:07,713 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, 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, 7 NumberOfCodeBlocks, 7 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: 1570]: 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 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); [L1559] 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}] [L1414] COND TRUE line != ((void *)0) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_fscanf_multiply_64_bad() [L1551] int data; [L1552] data = 0 [L1554] CALL CWE191_Integer_Underflow__int_fscanf_multiply_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1568] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, dataPtr={5:0}, dataVoidPtr={5:0}, dataVoidPtr={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, dataPtr={5:0}, dataVoidPtr={5:0}, dataVoidPtr={5:0}, 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 0.18ms. Allocated memory is still 58.7MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1141.56ms. Allocated memory is still 109.1MB. Free memory was 81.9MB in the beginning and 66.7MB in the end (delta: 15.3MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.16ms. Allocated memory is still 109.1MB. Free memory was 66.7MB in the beginning and 63.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.43ms. Allocated memory is still 109.1MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 506.49ms. Allocated memory is still 109.1MB. Free memory was 61.5MB in the beginning and 81.5MB in the end (delta: -20.0MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * CodeCheck took 826.61ms. Allocated memory is still 109.1MB. Free memory was 81.5MB in the beginning and 57.8MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 3.66ms. Allocated memory is still 109.1MB. Free memory is still 57.8MB. 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~nondet99 - 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 [2023-12-02 23:07:07,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4785c29-d6b6-476f-9367-f24673c86884/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample