./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi --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 bf128c44aee8e0502caae6c09f006438d9623770944f1c88755bb8afb7a9d79b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:22,522 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:22,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 23:10:22,649 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:22,650 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:22,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:22,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:22,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:22,688 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:22,693 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:22,694 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:22,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:22,695 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:22,697 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:22,698 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:22,698 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:22,699 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:22,699 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:10:22,699 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:10:22,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:22,701 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:22,702 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:22,702 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:22,703 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:22,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:22,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:22,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:22,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:22,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:22,705 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:22,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:22,707 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:22,707 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_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf128c44aee8e0502caae6c09f006438d9623770944f1c88755bb8afb7a9d79b [2023-11-24 23:10:23,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:23,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:23,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:23,052 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:23,053 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:23,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i [2023-11-24 23:10:26,211 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:26,649 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:26,652 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i [2023-11-24 23:10:26,696 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/data/7336caaf5/34b72e03a67a4fd7811da3e986cd9c07/FLAG115aa1fbe [2023-11-24 23:10:26,712 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/data/7336caaf5/34b72e03a67a4fd7811da3e986cd9c07 [2023-11-24 23:10:26,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:26,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:26,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:26,718 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:26,723 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:26,723 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e1f7998 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:26, skipping insertion in model container [2023-11-24 23:10:26,725 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:26" (1/1) ... [2023-11-24 23:10:26,803 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:27,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:27,896 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:28,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:28,209 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:28,209 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:28,210 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:28,210 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:28,218 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:28,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28 WrapperNode [2023-11-24 23:10:28,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:28,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:28,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:28,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:28,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,284 INFO L138 Inliner]: procedures = 498, calls = 70, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 79 [2023-11-24 23:10:28,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:28,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:28,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:28,286 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:28,295 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,300 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,337 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,341 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:28,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:28,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:28,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:28,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:28,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:28,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:28,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:28,438 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-24 23:10:28,438 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-24 23:10:28,439 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2023-11-24 23:10:28,440 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2023-11-24 23:10:28,440 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:10:28,440 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:10:28,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:10:28,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:10:28,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:28,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:28,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:28,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:10:28,442 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:10:28,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:10:28,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:28,594 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:28,596 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:28,771 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:28,840 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:28,840 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:10:28,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:28 BoogieIcfgContainer [2023-11-24 23:10:28,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:28,843 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:28,843 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:28,853 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:28,854 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:28" (1/1) ... [2023-11-24 23:10:28,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:28,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:28,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2023-11-24 23:10:28,920 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2023-11-24 23:10:28,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:10:28,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:28,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:29,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:10:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:29,335 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:10:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:29,384 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:10:29,410 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet109 [2023-11-24 23:10:29,414 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret98 could not be translated [2023-11-24 23:10:29,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret101 could not be translated [2023-11-24 23:10:29,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-24 23:10:29,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-24 23:10:29,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-24 23:10:29,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:10:29 ImpRootNode [2023-11-24 23:10:29,421 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:10:29,422 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:10:29,422 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:10:29,422 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:10:29,423 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:28" (3/4) ... [2023-11-24 23:10:29,425 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:10:29,426 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:10:29,427 INFO L158 Benchmark]: Toolchain (without parser) took 2710.70ms. Allocated memory is still 172.0MB. Free memory was 131.5MB in the beginning and 125.1MB in the end (delta: 6.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-11-24 23:10:29,428 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 115.3MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:29,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1501.12ms. Allocated memory is still 172.0MB. Free memory was 131.1MB in the beginning and 112.5MB in the end (delta: 18.6MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2023-11-24 23:10:29,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.69ms. Allocated memory is still 172.0MB. Free memory was 112.5MB in the beginning and 109.0MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:29,430 INFO L158 Benchmark]: Boogie Preprocessor took 55.84ms. Allocated memory is still 172.0MB. Free memory was 109.0MB in the beginning and 107.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:29,431 INFO L158 Benchmark]: RCFGBuilder took 491.41ms. Allocated memory is still 172.0MB. Free memory was 107.6MB in the beginning and 90.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:10:29,431 INFO L158 Benchmark]: CodeCheck took 578.57ms. Allocated memory is still 172.0MB. Free memory was 90.8MB in the beginning and 125.1MB in the end (delta: -34.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:29,432 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 172.0MB. Free memory is still 125.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:29,435 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 4 procedures, 35 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1564]: 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 1587. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={3:0}] [L1414] COND TRUE line != ((void *)0) [L1587] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={50:49}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1588] CALL CWE191_Integer_Underflow__int_fscanf_multiply_12_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 globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() 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 globalReturnsTrueOrFalse() [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() 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] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1562] 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] [L1562] COND TRUE data < 0 [L1564] 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] [L1564] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 115.3MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1501.12ms. Allocated memory is still 172.0MB. Free memory was 131.1MB in the beginning and 112.5MB in the end (delta: 18.6MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.69ms. Allocated memory is still 172.0MB. Free memory was 112.5MB in the beginning and 109.0MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.84ms. Allocated memory is still 172.0MB. Free memory was 109.0MB in the beginning and 107.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 491.41ms. Allocated memory is still 172.0MB. Free memory was 107.6MB in the beginning and 90.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 578.57ms. Allocated memory is still 172.0MB. Free memory was 90.8MB in the beginning and 125.1MB in the end (delta: -34.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 172.0MB. Free memory is still 125.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet109 - 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~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 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 [2023-11-24 23:10:29,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi --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 bf128c44aee8e0502caae6c09f006438d9623770944f1c88755bb8afb7a9d79b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:32,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:32,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-24 23:10:32,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:32,377 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:10:32,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:10:32,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:32,380 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:32,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:32,386 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:10:32,386 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:32,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:10:32,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:32,389 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:10:32,389 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:10:32,390 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:10:32,390 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:10:32,391 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:10:32,391 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:10:32,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:10:32,393 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:32,394 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:32,394 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:32,395 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:32,395 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:10:32,396 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:10:32,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:32,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:32,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:32,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:32,399 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:10:32,399 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:10:32,400 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:10:32,400 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:10:32,400 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:10:32,401 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:10:32,401 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_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf128c44aee8e0502caae6c09f006438d9623770944f1c88755bb8afb7a9d79b [2023-11-24 23:10:32,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:32,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:32,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:32,825 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:32,826 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:32,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i [2023-11-24 23:10:36,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:36,690 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:36,691 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_12_bad.i [2023-11-24 23:10:36,726 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/data/a82540f6f/c5bc8a7eefc644efa5426273642f310e/FLAG5919a610a [2023-11-24 23:10:36,745 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/data/a82540f6f/c5bc8a7eefc644efa5426273642f310e [2023-11-24 23:10:36,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:36,752 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:36,755 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:36,756 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:36,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:36,761 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:36" (1/1) ... [2023-11-24 23:10:36,764 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec6885d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:36, skipping insertion in model container [2023-11-24 23:10:36,765 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:36" (1/1) ... [2023-11-24 23:10:36,844 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:37,904 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:37,918 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:38,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:38,253 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:38,253 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:38,254 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:38,254 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:38,262 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:38,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38 WrapperNode [2023-11-24 23:10:38,263 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:38,264 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:38,264 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:38,264 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:38,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,360 INFO L138 Inliner]: procedures = 503, calls = 70, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-11-24 23:10:38,361 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:38,362 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:38,362 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:38,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:38,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,391 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,423 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,424 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:38,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:38,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:38,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:38,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:38" (1/1) ... [2023-11-24 23:10:38,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:38,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:38,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:38,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:38,532 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-24 23:10:38,533 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-24 23:10:38,533 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2023-11-24 23:10:38,533 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2023-11-24 23:10:38,534 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 23:10:38,534 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 23:10:38,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:10:38,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:10:38,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:38,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:38,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:38,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:10:38,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:10:38,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:10:38,536 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 23:10:38,724 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:38,727 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:39,044 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:39,108 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:39,108 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:10:39,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:39 BoogieIcfgContainer [2023-11-24 23:10:39,110 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:39,111 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:39,111 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:39,124 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:39,125 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:39" (1/1) ... [2023-11-24 23:10:39,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:10:39,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:39,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-24 23:10:39,211 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-24 23:10:39,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:10:39,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:39,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:10:39,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:10:39,226 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:10:39,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:10:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:39,503 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:10:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:39,857 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:10:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:10:40,000 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 23:10:40,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-24 23:10:40,004 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:10:40,034 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet107 [2023-11-24 23:10:40,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated [2023-11-24 23:10:40,039 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret99 could not be translated [2023-11-24 23:10:40,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-24 23:10:40,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-24 23:10:40,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-24 23:10:40,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:10:40 ImpRootNode [2023-11-24 23:10:40,047 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:10:40,047 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:10:40,048 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:10:40,048 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:10:40,048 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:39" (3/4) ... [2023-11-24 23:10:40,051 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:10:40,052 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:10:40,053 INFO L158 Benchmark]: Toolchain (without parser) took 3300.99ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 58.8MB in the beginning and 66.2MB in the end (delta: -7.4MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-11-24 23:10:40,054 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:40,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1508.03ms. Allocated memory is still 86.0MB. Free memory was 58.6MB in the beginning and 40.8MB in the end (delta: 17.7MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2023-11-24 23:10:40,055 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.88ms. Allocated memory is still 86.0MB. Free memory was 40.4MB in the beginning and 37.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:40,056 INFO L158 Benchmark]: Boogie Preprocessor took 67.63ms. Allocated memory is still 86.0MB. Free memory was 37.4MB in the beginning and 35.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:40,057 INFO L158 Benchmark]: RCFGBuilder took 679.72ms. Allocated memory is still 86.0MB. Free memory was 35.4MB in the beginning and 42.5MB in the end (delta: -7.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-11-24 23:10:40,057 INFO L158 Benchmark]: CodeCheck took 935.48ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 42.5MB in the beginning and 66.5MB in the end (delta: -24.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:40,058 INFO L158 Benchmark]: Witness Printer took 4.70ms. Allocated memory is still 104.9MB. Free memory was 66.5MB in the beginning and 66.2MB in the end (delta: 307.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:40,062 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 4 procedures, 34 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1564]: 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 1587. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1587] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={3:0}] [L1414] COND TRUE line != ((void *)0) [L1587] 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] [L1588] CALL CWE191_Integer_Underflow__int_fscanf_multiply_12_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 globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() 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 globalReturnsTrueOrFalse() [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() 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] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1562] 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] [L1562] COND TRUE data < 0 [L1564] 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] [L1564] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1508.03ms. Allocated memory is still 86.0MB. Free memory was 58.6MB in the beginning and 40.8MB in the end (delta: 17.7MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.88ms. Allocated memory is still 86.0MB. Free memory was 40.4MB in the beginning and 37.4MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.63ms. Allocated memory is still 86.0MB. Free memory was 37.4MB in the beginning and 35.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 679.72ms. Allocated memory is still 86.0MB. Free memory was 35.4MB in the beginning and 42.5MB in the end (delta: -7.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * CodeCheck took 935.48ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 42.5MB in the beginning and 66.5MB in the end (delta: -24.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.70ms. Allocated memory is still 104.9MB. Free memory was 66.5MB in the beginning and 66.2MB in the end (delta: 307.6kB). 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~nondet107 - 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~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:10:40,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f34197ca-5ca7-41d9-93f6-6536a6a9cf99/bin/ukojak-verify-afCqCEvfdi/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