./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_11_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_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/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_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/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_c5c24db5-23c5-4126-b339-cfdb52f33fbd/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 005970fb5e7667fcb8b084b766c31360a8da6b61f47d3d109d7454fcdf369448 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:54:16,597 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:54:16,664 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 04:54:16,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:54:16,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:54:16,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:54:16,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:54:16,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:54:16,693 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:54:16,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:54:16,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:54:16,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:54:16,695 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:54:16,696 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:54:16,696 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:54:16,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:54:16,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:54:16,698 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:54:16,698 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:54:16,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:54:16,700 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:54:16,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:54:16,701 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:54:16,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:54:16,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:54:16,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:54:16,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:54:16,703 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:54:16,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:54:16,704 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:54:16,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:54:16,705 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:54:16,705 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_c5c24db5-23c5-4126-b339-cfdb52f33fbd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 005970fb5e7667fcb8b084b766c31360a8da6b61f47d3d109d7454fcdf369448 [2023-12-03 04:54:16,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:54:16,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:54:16,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:54:16,937 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:54:16,938 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:54:16,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_11_bad.i [2023-12-03 04:54:19,788 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:54:20,069 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:54:20,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_11_bad.i [2023-12-03 04:54:20,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/data/39de12d33/b16487d0757d403d9229dc201cf6755d/FLAGa4e1a5c76 [2023-12-03 04:54:20,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/data/39de12d33/b16487d0757d403d9229dc201cf6755d [2023-12-03 04:54:20,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:54:20,110 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:54:20,111 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:54:20,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:54:20,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:54:20,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:20" (1/1) ... [2023-12-03 04:54:20,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d1bde56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:20, skipping insertion in model container [2023-12-03 04:54:20,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:20" (1/1) ... [2023-12-03 04:54:20,177 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:54:20,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:54:20,972 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:54:21,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:54:21,245 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:54:21,245 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:54:21,246 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:54:21,246 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:54:21,254 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:54:21,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21 WrapperNode [2023-12-03 04:54:21,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:54:21,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:54:21,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:54:21,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:54:21,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,284 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,305 INFO L138 Inliner]: procedures = 498, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2023-12-03 04:54:21,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:54:21,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:54:21,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:54:21,306 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:54:21,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,316 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,323 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,326 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,329 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:54:21,330 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:54:21,330 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:54:21,330 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:54:21,330 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:54:21,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:54:21,365 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:54:21,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:54:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:54:21,399 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:54:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2023-12-03 04:54:21,400 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2023-12-03 04:54:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:54:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:54:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:54:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:54:21,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:54:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:54:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:54:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:54:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:54:21,542 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:54:21,544 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:54:21,662 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:54:21,711 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:54:21,711 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:54:21,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:21 BoogieIcfgContainer [2023-12-03 04:54:21,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:54:21,714 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:54:21,714 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:54:21,724 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:54:21,724 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:21" (1/1) ... [2023-12-03 04:54:21,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:54:21,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:21,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-12-03 04:54:21,790 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-12-03 04:54:21,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:54:21,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:21,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:22,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:54:22,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:22,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 21 transitions. [2023-12-03 04:54:22,411 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-12-03 04:54:22,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:54:22,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:22,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:54:22,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:54:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:54:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:54:22,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:54:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:54:22,562 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:54:22,586 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet106 [2023-12-03 04:54:22,588 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret98 could not be translated [2023-12-03 04:54:22,589 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret101 could not be translated [2023-12-03 04:54:22,589 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-12-03 04:54:22,590 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-12-03 04:54:22,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:54:22 ImpRootNode [2023-12-03 04:54:22,594 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:54:22,595 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:54:22,595 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:54:22,595 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:54:22,595 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:21" (3/4) ... [2023-12-03 04:54:22,597 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:54:22,598 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:54:22,598 INFO L158 Benchmark]: Toolchain (without parser) took 2488.41ms. Allocated memory was 142.6MB in the beginning and 234.9MB in the end (delta: 92.3MB). Free memory was 96.7MB in the beginning and 160.7MB in the end (delta: -64.0MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2023-12-03 04:54:22,599 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 85.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:54:22,600 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1143.36ms. Allocated memory was 142.6MB in the beginning and 234.9MB in the end (delta: 92.3MB). Free memory was 96.5MB in the beginning and 165.3MB in the end (delta: -68.9MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2023-12-03 04:54:22,600 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.02ms. Allocated memory is still 234.9MB. Free memory was 165.3MB in the beginning and 162.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:54:22,601 INFO L158 Benchmark]: Boogie Preprocessor took 23.01ms. Allocated memory is still 234.9MB. Free memory was 162.2MB in the beginning and 161.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:54:22,601 INFO L158 Benchmark]: RCFGBuilder took 383.27ms. Allocated memory is still 234.9MB. Free memory was 161.1MB in the beginning and 145.5MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 04:54:22,602 INFO L158 Benchmark]: CodeCheck took 880.71ms. Allocated memory is still 234.9MB. Free memory was 145.5MB in the beginning and 161.8MB in the end (delta: -16.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:54:22,602 INFO L158 Benchmark]: Witness Printer took 2.95ms. Allocated memory is still 234.9MB. Free memory is still 160.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:54:22,605 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 3 procedures, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 23 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 24 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 22 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 101 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 46 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 1/2 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=16, argc=16, argv={14:38}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_preinc_11_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={2439:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={2439:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [L1556] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1556] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={2439:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalReturnsTrue() [L1559] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={2439:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={2439:0}, 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 0.24ms. Allocated memory is still 142.6MB. Free memory was 85.8MB in the beginning and 85.6MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1143.36ms. Allocated memory was 142.6MB in the beginning and 234.9MB in the end (delta: 92.3MB). Free memory was 96.5MB in the beginning and 165.3MB in the end (delta: -68.9MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.02ms. Allocated memory is still 234.9MB. Free memory was 165.3MB in the beginning and 162.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.01ms. Allocated memory is still 234.9MB. Free memory was 162.2MB in the beginning and 161.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 383.27ms. Allocated memory is still 234.9MB. Free memory was 161.1MB in the beginning and 145.5MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 880.71ms. Allocated memory is still 234.9MB. Free memory was 145.5MB in the beginning and 161.8MB in the end (delta: -16.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.95ms. Allocated memory is still 234.9MB. Free memory is still 160.7MB. 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~nondet106 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 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 04:54:22,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/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_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/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_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/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_c5c24db5-23c5-4126-b339-cfdb52f33fbd/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 005970fb5e7667fcb8b084b766c31360a8da6b61f47d3d109d7454fcdf369448 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:54:24,552 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:54:24,628 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 04:54:24,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:54:24,663 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:54:24,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:54:24,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:54:24,665 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:54:24,665 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:54:24,666 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:54:24,666 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:54:24,667 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:54:24,667 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:54:24,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:54:24,668 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:54:24,669 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:54:24,669 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:54:24,670 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:54:24,670 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:54:24,671 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:54:24,671 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:54:24,677 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:54:24,677 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:54:24,678 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:54:24,678 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:54:24,678 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:54:24,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:54:24,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:54:24,680 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:54:24,680 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:54:24,680 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:54:24,681 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:54:24,681 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:54:24,681 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:54:24,681 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:54:24,682 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:54:24,682 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_c5c24db5-23c5-4126-b339-cfdb52f33fbd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 005970fb5e7667fcb8b084b766c31360a8da6b61f47d3d109d7454fcdf369448 [2023-12-03 04:54:24,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:54:25,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:54:25,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:54:25,010 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:54:25,010 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:54:25,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_11_bad.i [2023-12-03 04:54:27,869 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:54:28,194 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:54:28,194 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_11_bad.i [2023-12-03 04:54:28,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/data/1ec439116/f069036d8fdd45dfb3aa913870aa4401/FLAG4646dd580 [2023-12-03 04:54:28,231 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/data/1ec439116/f069036d8fdd45dfb3aa913870aa4401 [2023-12-03 04:54:28,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:54:28,234 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:54:28,236 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:54:28,236 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:54:28,241 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:54:28,242 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:28" (1/1) ... [2023-12-03 04:54:28,243 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d51a178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:28, skipping insertion in model container [2023-12-03 04:54:28,243 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:54:28" (1/1) ... [2023-12-03 04:54:28,305 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:54:29,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:54:29,077 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:54:29,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:54:29,266 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:54:29,267 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:54:29,267 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:54:29,267 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:54:29,273 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:54:29,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29 WrapperNode [2023-12-03 04:54:29,274 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:54:29,275 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:54:29,275 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:54:29,275 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:54:29,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,307 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,329 INFO L138 Inliner]: procedures = 503, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-12-03 04:54:29,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:54:29,330 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:54:29,331 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:54:29,331 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:54:29,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,342 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,343 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,352 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,354 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,358 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:54:29,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:54:29,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:54:29,366 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:54:29,367 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:54:29,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:54:29,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:54:29,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:54:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:54:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:54:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2023-12-03 04:54:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2023-12-03 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:54:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:54:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:54:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:54:29,587 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:54:29,589 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:54:29,723 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:54:29,768 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:54:29,768 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:54:29,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:29 BoogieIcfgContainer [2023-12-03 04:54:29,770 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:54:29,771 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:54:29,771 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:54:29,778 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:54:29,778 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:29" (1/1) ... [2023-12-03 04:54:29,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:54:29,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-12-03 04:54:29,832 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-12-03 04:54:29,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:54:29,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:29,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:54:29,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:54:29,852 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:54:29,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:54:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:29,991 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:54:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:30,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:54:30,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:54:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:54:30,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:54:30,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:30,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2023-12-03 04:54:30,088 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2023-12-03 04:54:30,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:54:30,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:30,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:54:30,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:54:30,090 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:54:30,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:54:30,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:54:30,257 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:54:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:54:30,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:54:30,431 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:54:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:54:30,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:54:30,505 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:54:30,530 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet104 [2023-12-03 04:54:30,534 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated [2023-12-03 04:54:30,537 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret99 could not be translated [2023-12-03 04:54:30,537 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-12-03 04:54:30,537 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-12-03 04:54:30,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:54:30 ImpRootNode [2023-12-03 04:54:30,542 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:54:30,543 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:54:30,543 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:54:30,543 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:54:30,543 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:54:29" (3/4) ... [2023-12-03 04:54:30,545 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:54:30,546 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:54:30,547 INFO L158 Benchmark]: Toolchain (without parser) took 2312.27ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 61.2MB in the beginning and 66.4MB in the end (delta: -5.2MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-12-03 04:54:30,547 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:54:30,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1038.45ms. Allocated memory is still 88.1MB. Free memory was 61.0MB in the beginning and 45.1MB in the end (delta: 15.9MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-12-03 04:54:30,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.05ms. Allocated memory is still 88.1MB. Free memory was 45.1MB in the beginning and 42.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:54:30,549 INFO L158 Benchmark]: Boogie Preprocessor took 34.29ms. Allocated memory is still 88.1MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:54:30,550 INFO L158 Benchmark]: RCFGBuilder took 404.44ms. Allocated memory is still 88.1MB. Free memory was 40.1MB in the beginning and 48.6MB in the end (delta: -8.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2023-12-03 04:54:30,551 INFO L158 Benchmark]: CodeCheck took 771.41ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 48.6MB in the beginning and 67.0MB in the end (delta: -18.4MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2023-12-03 04:54:30,551 INFO L158 Benchmark]: Witness Printer took 3.43ms. Allocated memory is still 107.0MB. Free memory was 67.0MB in the beginning and 66.4MB in the end (delta: 659.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:54:30,555 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 3 procedures, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 31 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 88 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, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 13 SizeOfPredicates, 0 NumberOfNonLiveVariables, 72 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 2/2 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_preinc_11_bad() [L1550] int data; [L1551] data = 0 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] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() 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] [L1552] COND TRUE globalReturnsTrue() [L1556] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1556] RET globalReturnsTrue() 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] [L1556] COND TRUE globalReturnsTrue() [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] [L1559] ++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] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 60.8MB. Free memory was 36.8MB in the beginning and 36.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1038.45ms. Allocated memory is still 88.1MB. Free memory was 61.0MB in the beginning and 45.1MB in the end (delta: 15.9MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.05ms. Allocated memory is still 88.1MB. Free memory was 45.1MB in the beginning and 42.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.29ms. Allocated memory is still 88.1MB. Free memory was 42.2MB in the beginning and 40.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.44ms. Allocated memory is still 88.1MB. Free memory was 40.1MB in the beginning and 48.6MB in the end (delta: -8.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * CodeCheck took 771.41ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 48.6MB in the beginning and 67.0MB in the end (delta: -18.4MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. * Witness Printer took 3.43ms. Allocated memory is still 107.0MB. Free memory was 67.0MB in the beginning and 66.4MB in the end (delta: 659.1kB). 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~nondet104 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 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 04:54:30,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5c24db5-23c5-4126-b339-cfdb52f33fbd/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