./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_10_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_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/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_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/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_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/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 56ad1c1f6ed079f6830af8104c50458af281d15a54d6d8201ef4293c667b217d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:01:38,147 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:01:38,214 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 01:01:38,219 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:01:38,220 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:01:38,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:01:38,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:01:38,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:01:38,245 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:01:38,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:01:38,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:01:38,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:01:38,247 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:01:38,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:01:38,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:01:38,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:01:38,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:01:38,250 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:01:38,251 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:01:38,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:01:38,252 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:01:38,252 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:01:38,253 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:01:38,253 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:01:38,254 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:01:38,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:01:38,255 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:01:38,255 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:01:38,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:01:38,256 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:01:38,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:01:38,257 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:01:38,257 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_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ad1c1f6ed079f6830af8104c50458af281d15a54d6d8201ef4293c667b217d [2023-12-03 01:01:38,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:01:38,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:01:38,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:01:38,510 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:01:38,511 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:01:38,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_10_bad.i [2023-12-03 01:01:41,236 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:01:41,524 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:01:41,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_10_bad.i [2023-12-03 01:01:41,547 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/data/3579a2b38/c3f4afb8da434ed6b1a90ea6df2a787f/FLAG4a7e2f0ef [2023-12-03 01:01:41,559 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/data/3579a2b38/c3f4afb8da434ed6b1a90ea6df2a787f [2023-12-03 01:01:41,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:01:41,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:01:41,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:01:41,564 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:01:41,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:01:41,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:01:41" (1/1) ... [2023-12-03 01:01:41,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71e3bb68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:41, skipping insertion in model container [2023-12-03 01:01:41,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:01:41" (1/1) ... [2023-12-03 01:01:41,639 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:01:42,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:01:42,373 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:01:42,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:01:42,586 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:01:42,587 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:01:42,587 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:01:42,587 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:01:42,593 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:01:42,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42 WrapperNode [2023-12-03 01:01:42,594 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:01:42,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:01:42,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:01:42,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:01:42,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42" (1/1) ... [2023-12-03 01:01:42,627 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42" (1/1) ... [2023-12-03 01:01:42,654 INFO L138 Inliner]: procedures = 498, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-12-03 01:01:42,655 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:01:42,655 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:01:42,655 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:01:42,656 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:01:42,663 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42" (1/1) ... [2023-12-03 01:01:42,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42" (1/1) ... [2023-12-03 01:01:42,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42" (1/1) ... [2023-12-03 01:01:42,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42" (1/1) ... [2023-12-03 01:01:42,672 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42" (1/1) ... [2023-12-03 01:01:42,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42" (1/1) ... [2023-12-03 01:01:42,676 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42" (1/1) ... [2023-12-03 01:01:42,677 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42" (1/1) ... [2023-12-03 01:01:42,680 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:01:42,680 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:01:42,681 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:01:42,681 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:01:42,681 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:42" (1/1) ... [2023-12-03 01:01:42,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:01:42,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:01:42,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:01:42,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:01:42,743 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 01:01:42,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 01:01:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:01:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:01:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:01:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:01:42,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:01:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:01:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 01:01:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:01:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:01:42,881 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:01:42,883 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:01:42,977 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:01:43,024 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:01:43,024 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:01:43,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:01:43 BoogieIcfgContainer [2023-12-03 01:01:43,026 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:01:43,027 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:01:43,027 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:01:43,038 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:01:43,038 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:01:43" (1/1) ... [2023-12-03 01:01:43,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:01:43,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:43,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-03 01:01:43,101 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-03 01:01:43,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:01:43,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:43,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:43,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:01:43,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:43,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-12-03 01:01:43,641 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-12-03 01:01:43,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:01:43,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:43,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:01:43,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:01:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:01:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:01:43,752 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:01:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:01:43,787 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 01:01:43,809 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet104 [2023-12-03 01:01:43,812 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-12-03 01:01:43,812 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-12-03 01:01:43,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:01:43 ImpRootNode [2023-12-03 01:01:43,815 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:01:43,816 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:01:43,816 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:01:43,816 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:01:43,817 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:01:43" (3/4) ... [2023-12-03 01:01:43,818 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:01:43,819 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:01:43,820 INFO L158 Benchmark]: Toolchain (without parser) took 2257.48ms. Allocated memory is still 205.5MB. Free memory was 155.2MB in the beginning and 138.7MB in the end (delta: 16.5MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-12-03 01:01:43,820 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 125.8MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:01:43,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1030.77ms. Allocated memory is still 205.5MB. Free memory was 155.2MB in the beginning and 92.2MB in the end (delta: 63.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-12-03 01:01:43,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.99ms. Allocated memory is still 205.5MB. Free memory was 92.2MB in the beginning and 89.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:01:43,822 INFO L158 Benchmark]: Boogie Preprocessor took 24.53ms. Allocated memory is still 205.5MB. Free memory was 89.3MB in the beginning and 88.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:01:43,822 INFO L158 Benchmark]: RCFGBuilder took 345.85ms. Allocated memory is still 205.5MB. Free memory was 88.1MB in the beginning and 72.5MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 01:01:43,823 INFO L158 Benchmark]: CodeCheck took 788.39ms. Allocated memory is still 205.5MB. Free memory was 72.5MB in the beginning and 138.7MB in the end (delta: -66.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:01:43,823 INFO L158 Benchmark]: Witness Printer took 2.91ms. Allocated memory is still 205.5MB. Free memory is still 138.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:01:43,826 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: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 4 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 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)=14, argc=14, argv={13:18}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE190_Integer_Overflow__int_fscanf_preinc_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1556] COND TRUE \read(globalTrue) [L1559] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={1146:0}, 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={1146:0}, 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 125.8MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1030.77ms. Allocated memory is still 205.5MB. Free memory was 155.2MB in the beginning and 92.2MB in the end (delta: 63.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.99ms. Allocated memory is still 205.5MB. Free memory was 92.2MB in the beginning and 89.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.53ms. Allocated memory is still 205.5MB. Free memory was 89.3MB in the beginning and 88.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 345.85ms. Allocated memory is still 205.5MB. Free memory was 88.1MB in the beginning and 72.5MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 788.39ms. Allocated memory is still 205.5MB. Free memory was 72.5MB in the beginning and 138.7MB in the end (delta: -66.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.91ms. Allocated memory is still 205.5MB. Free memory is still 138.7MB. 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~nondet104 - 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 01:01:43,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/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_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/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_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/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_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/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 56ad1c1f6ed079f6830af8104c50458af281d15a54d6d8201ef4293c667b217d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:01:45,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:01:45,861 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 01:01:45,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:01:45,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:01:45,894 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:01:45,895 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:01:45,895 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:01:45,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:01:45,896 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:01:45,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:01:45,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:01:45,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:01:45,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:01:45,899 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:01:45,899 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:01:45,900 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:01:45,900 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:01:45,901 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:01:45,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:01:45,902 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:01:45,903 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:01:45,903 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:01:45,904 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:01:45,904 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:01:45,905 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:01:45,905 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:01:45,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:01:45,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:01:45,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:01:45,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:01:45,907 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:01:45,908 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:01:45,908 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:01:45,908 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:01:45,908 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:01:45,909 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_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56ad1c1f6ed079f6830af8104c50458af281d15a54d6d8201ef4293c667b217d [2023-12-03 01:01:46,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:01:46,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:01:46,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:01:46,224 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:01:46,225 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:01:46,226 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_10_bad.i [2023-12-03 01:01:48,990 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:01:49,328 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:01:49,329 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_10_bad.i [2023-12-03 01:01:49,351 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/data/cd86ff039/81ff865a16104f61ad6128d7e6cab6d0/FLAGc88e82a16 [2023-12-03 01:01:49,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/data/cd86ff039/81ff865a16104f61ad6128d7e6cab6d0 [2023-12-03 01:01:49,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:01:49,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:01:49,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:01:49,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:01:49,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:01:49,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:01:49" (1/1) ... [2023-12-03 01:01:49,379 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d738bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:49, skipping insertion in model container [2023-12-03 01:01:49,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:01:49" (1/1) ... [2023-12-03 01:01:49,440 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:01:50,221 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:01:50,235 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:01:50,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:01:50,472 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:01:50,472 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:01:50,472 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:01:50,473 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:01:50,480 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:01:50,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50 WrapperNode [2023-12-03 01:01:50,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:01:50,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:01:50,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:01:50,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:01:50,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:50,517 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:50,539 INFO L138 Inliner]: procedures = 503, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2023-12-03 01:01:50,540 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:01:50,540 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:01:50,541 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:01:50,541 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:01:50,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:50,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:50,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:50,555 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:50,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:50,567 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:50,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:50,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:50,577 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:01:50,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:01:50,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:01:50,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:01:50,579 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:50,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:01:50,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:01:50,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:01:50,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:01:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 01:01:50,647 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 01:01:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:01:50,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:01:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:01:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:01:50,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:01:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:01:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:01:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:01:50,648 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 01:01:50,804 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:01:50,806 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:01:50,938 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:01:50,985 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:01:50,986 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:01:50,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:01:50 BoogieIcfgContainer [2023-12-03 01:01:50,987 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:01:50,988 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:01:50,988 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:01:50,998 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:01:50,998 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:01:50" (1/1) ... [2023-12-03 01:01:51,007 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:01:51,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:51,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-03 01:01:51,062 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-03 01:01:51,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 01:01:51,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:51,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:01:51,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:01:51,071 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:01:51,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:01:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:51,231 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 01:01:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:51,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 01:01:51,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:51,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:01:51,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:01:51,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:51,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-12-03 01:01:51,356 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-12-03 01:01:51,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 01:01:51,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:51,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:01:51,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:01:51,358 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:01:51,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 01:01:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:01:51,526 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:01:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:01:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:01:51,710 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:01:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:01:51,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 01:01:51,779 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 01:01:51,801 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet102 [2023-12-03 01:01:51,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-12-03 01:01:51,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-12-03 01:01:51,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:01:51 ImpRootNode [2023-12-03 01:01:51,810 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:01:51,811 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:01:51,811 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:01:51,811 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:01:51,811 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:01:50" (3/4) ... [2023-12-03 01:01:51,813 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:01:51,814 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:01:51,815 INFO L158 Benchmark]: Toolchain (without parser) took 2444.57ms. Allocated memory is still 100.7MB. Free memory was 73.9MB in the beginning and 50.2MB in the end (delta: 23.8MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-12-03 01:01:51,816 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:01:51,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1109.10ms. Allocated memory is still 100.7MB. Free memory was 73.7MB in the beginning and 68.5MB in the end (delta: 5.1MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2023-12-03 01:01:51,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.94ms. Allocated memory is still 100.7MB. Free memory was 68.0MB in the beginning and 65.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:01:51,818 INFO L158 Benchmark]: Boogie Preprocessor took 36.63ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 63.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:01:51,818 INFO L158 Benchmark]: RCFGBuilder took 409.83ms. Allocated memory is still 100.7MB. Free memory was 63.2MB in the beginning and 45.9MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 01:01:51,819 INFO L158 Benchmark]: CodeCheck took 821.71ms. Allocated memory is still 100.7MB. Free memory was 45.9MB in the beginning and 50.2MB in the end (delta: -4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:01:51,819 INFO L158 Benchmark]: Witness Printer took 3.89ms. Allocated memory is still 100.7MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:01:51,823 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: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 7 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 61 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 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_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1556] COND TRUE \read(globalTrue) [L1559] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={7:0}, 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={7:0}, 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 0.20ms. Allocated memory is still 69.2MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1109.10ms. Allocated memory is still 100.7MB. Free memory was 73.7MB in the beginning and 68.5MB in the end (delta: 5.1MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.94ms. Allocated memory is still 100.7MB. Free memory was 68.0MB in the beginning and 65.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.63ms. Allocated memory is still 100.7MB. Free memory was 65.3MB in the beginning and 63.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 409.83ms. Allocated memory is still 100.7MB. Free memory was 63.2MB in the beginning and 45.9MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 821.71ms. Allocated memory is still 100.7MB. Free memory was 45.9MB in the beginning and 50.2MB in the end (delta: -4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.89ms. Allocated memory is still 100.7MB. Free memory is still 50.2MB. 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~nondet102 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 01:01:51,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ceec4b5-9ad8-41b3-8ccb-e8934af742dc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample