./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_53_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL --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 4ebb079350334cff9cb9a8b498526eb3f0cb7246fb215541ee6ad24fb4dda66b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:58:59,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:58:59,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:58:59,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:58:59,244 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:58:59,271 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:58:59,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:58:59,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:58:59,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:58:59,280 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:58:59,281 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:58:59,282 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:58:59,282 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:58:59,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:58:59,284 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:58:59,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:58:59,285 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:58:59,285 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:58:59,286 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:58:59,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:58:59,287 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:58:59,287 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:58:59,288 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:58:59,288 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:58:59,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:58:59,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:59,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:58:59,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:58:59,291 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:58:59,291 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:58:59,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:58:59,293 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:58:59,293 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_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ebb079350334cff9cb9a8b498526eb3f0cb7246fb215541ee6ad24fb4dda66b [2023-11-19 02:58:59,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:58:59,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:58:59,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:58:59,629 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:58:59,629 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:58:59,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_53_bad.i [2023-11-19 02:59:02,698 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:59:03,174 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:59:03,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_53_bad.i [2023-11-19 02:59:03,210 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/data/99dc43482/e96baf08acf447abb189a213d1dbd551/FLAGc38e0a25c [2023-11-19 02:59:03,228 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/data/99dc43482/e96baf08acf447abb189a213d1dbd551 [2023-11-19 02:59:03,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:59:03,236 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:59:03,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:03,240 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:59:03,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:59:03,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:03" (1/1) ... [2023-11-19 02:59:03,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de5576 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:03, skipping insertion in model container [2023-11-19 02:59:03,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:03" (1/1) ... [2023-11-19 02:59:03,336 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:59:03,706 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:59:04,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:04,281 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:59:04,304 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:59:04,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:04,476 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:04,476 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:04,477 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:04,477 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:04,477 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:04,485 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:59:04,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04 WrapperNode [2023-11-19 02:59:04,486 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:04,487 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:04,487 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:59:04,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:59:04,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04" (1/1) ... [2023-11-19 02:59:04,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04" (1/1) ... [2023-11-19 02:59:04,576 INFO L138 Inliner]: procedures = 502, calls = 64, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 53 [2023-11-19 02:59:04,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:04,577 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:59:04,577 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:59:04,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:59:04,588 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04" (1/1) ... [2023-11-19 02:59:04,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04" (1/1) ... [2023-11-19 02:59:04,592 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04" (1/1) ... [2023-11-19 02:59:04,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04" (1/1) ... [2023-11-19 02:59:04,599 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04" (1/1) ... [2023-11-19 02:59:04,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04" (1/1) ... [2023-11-19 02:59:04,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04" (1/1) ... [2023-11-19 02:59:04,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04" (1/1) ... [2023-11-19 02:59:04,608 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:59:04,609 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:59:04,609 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:59:04,609 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:59:04,610 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:04" (1/1) ... [2023-11-19 02:59:04,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:04,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:59:04,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:59:04,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:59:04,737 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:59:04,739 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:59:04,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:59:04,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:59:04,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:59:04,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:59:04,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:59:04,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:59:04,740 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:59:04,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:59:04,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:59:04,956 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:59:04,958 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:59:05,146 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:59:05,194 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:59:05,195 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:59:05,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:05 BoogieIcfgContainer [2023-11-19 02:59:05,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:59:05,205 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:59:05,205 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:59:05,214 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:59:05,214 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:05" (1/1) ... [2023-11-19 02:59:05,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:59:05,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:05,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 02:59:05,272 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 02:59:05,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:59:05,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:05,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:06,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:59:06,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:06,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-19 02:59:06,100 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-19 02:59:06,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:59:06,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:06,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:59:06,149 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:59:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:59:06,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:59:06,264 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 02:59:06,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 02:59:06,305 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 02:59:06,328 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post102 could not be translated [2023-11-19 02:59:06,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:59:06 ImpRootNode [2023-11-19 02:59:06,332 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:59:06,333 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:59:06,333 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:59:06,333 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:59:06,334 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:05" (3/4) ... [2023-11-19 02:59:06,335 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 02:59:06,341 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post102 could not be translated [2023-11-19 02:59:06,381 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:59:06,381 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:59:06,382 INFO L158 Benchmark]: Toolchain (without parser) took 3145.45ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 74.3MB in the beginning and 126.1MB in the end (delta: -51.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:06,382 INFO L158 Benchmark]: CDTParser took 20.19ms. Allocated memory is still 138.4MB. Free memory was 98.8MB in the beginning and 113.3MB in the end (delta: -14.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:06,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1246.30ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 74.1MB in the beginning and 106.1MB in the end (delta: -32.0MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-11-19 02:59:06,384 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.51ms. Allocated memory is still 188.7MB. Free memory was 106.1MB in the beginning and 103.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:06,385 INFO L158 Benchmark]: Boogie Preprocessor took 30.69ms. Allocated memory is still 188.7MB. Free memory was 103.0MB in the beginning and 101.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:06,385 INFO L158 Benchmark]: RCFGBuilder took 595.52ms. Allocated memory is still 188.7MB. Free memory was 101.9MB in the beginning and 86.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:59:06,386 INFO L158 Benchmark]: CodeCheck took 1127.75ms. Allocated memory is still 188.7MB. Free memory was 86.3MB in the beginning and 128.2MB in the end (delta: -41.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:06,386 INFO L158 Benchmark]: Witness Printer took 47.87ms. Allocated memory is still 188.7MB. Free memory was 128.2MB in the beginning and 126.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:06,390 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, 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, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 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, 0.6s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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 - CounterExampleResult [Line: 1577]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:16}, argv={12:16}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53_bad() [L1551] int data; [L1552] data = 0 [L1554] EXPR \read(data) [L1554] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_fscanf_postinc_53d_badSink(data) [L1577] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, 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 20.19ms. Allocated memory is still 138.4MB. Free memory was 98.8MB in the beginning and 113.3MB in the end (delta: -14.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1246.30ms. Allocated memory was 138.4MB in the beginning and 188.7MB in the end (delta: 50.3MB). Free memory was 74.1MB in the beginning and 106.1MB in the end (delta: -32.0MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.51ms. Allocated memory is still 188.7MB. Free memory was 106.1MB in the beginning and 103.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.69ms. Allocated memory is still 188.7MB. Free memory was 103.0MB in the beginning and 101.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 595.52ms. Allocated memory is still 188.7MB. Free memory was 101.9MB in the beginning and 86.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 1127.75ms. Allocated memory is still 188.7MB. Free memory was 86.3MB in the beginning and 128.2MB in the end (delta: -41.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 47.87ms. Allocated memory is still 188.7MB. Free memory was 128.2MB in the beginning and 126.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post102 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post102 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 02:59:06,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_330c302b-736b-41d4-bbc2-73936f42af06/bin/ukojak-verify-G8NBE6pJGL/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)