./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk --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 f47e0addb296bffbb213502324d3f297e95e658997a7942d2276696d9db0ba9c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:29:47,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:29:47,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:29:47,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:29:47,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:29:47,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:29:47,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:29:47,209 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:29:47,210 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:29:47,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:29:47,211 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:29:47,212 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:29:47,212 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:29:47,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:29:47,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:29:47,216 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:29:47,218 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:29:47,219 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:29:47,220 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:29:47,220 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:29:47,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:29:47,225 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:29:47,226 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:29:47,226 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:29:47,227 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:29:47,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:29:47,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:29:47,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:29:47,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:29:47,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:29:47,229 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:29:47,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:29:47,230 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_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f47e0addb296bffbb213502324d3f297e95e658997a7942d2276696d9db0ba9c [2024-11-08 22:29:47,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:29:47,594 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:29:47,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:29:47,598 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:29:47,599 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:29:47,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_bad.i Unable to find full path for "g++" [2024-11-08 22:29:50,182 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:29:50,586 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:29:50,589 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_bad.i [2024-11-08 22:29:50,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/data/1790ff122/0e84a7efabad4db8997e0f2665b7eab7/FLAGfbc3dda58 [2024-11-08 22:29:50,636 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/data/1790ff122/0e84a7efabad4db8997e0f2665b7eab7 [2024-11-08 22:29:50,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:29:50,640 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:29:50,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:29:50,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:29:50,648 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:29:50,649 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:29:50" (1/1) ... [2024-11-08 22:29:50,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13e04669 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:50, skipping insertion in model container [2024-11-08 22:29:50,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:29:50" (1/1) ... [2024-11-08 22:29:50,712 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:29:51,702 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:29:51,711 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:29:51,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:29:52,029 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:29:52,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52 WrapperNode [2024-11-08 22:29:52,030 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:29:52,031 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:29:52,031 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:29:52,031 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:29:52,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,088 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-11-08 22:29:52,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:29:52,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:29:52,089 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:29:52,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:29:52,099 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,103 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,103 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,110 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:29:52,116 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:29:52,117 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:29:52,117 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:29:52,118 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:29:52,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:29:52,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:29:52,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:29:52,186 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:29:52,187 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:29:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:29:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:29:52,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:29:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:29:52,356 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:29:52,357 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:29:52,487 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 22:29:52,487 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:29:52,532 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:29:52,532 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:29:52,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:29:52 BoogieIcfgContainer [2024-11-08 22:29:52,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:29:52,534 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:29:52,534 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:29:52,550 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:29:52,550 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:29:52" (1/1) ... [2024-11-08 22:29:52,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:29:52,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:52,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:29:52,625 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:29:52,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:29:52,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:52,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:29:52,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:52,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:29:52,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:52,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 22 transitions. [2024-11-08 22:29:52,970 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-08 22:29:52,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:29:52,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:52,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:29:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:29:53,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:53,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 27 transitions. [2024-11-08 22:29:53,230 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 22:29:53,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:29:53,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:53,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:29:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:29:53,269 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:29:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:29:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:29:53,433 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:29:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:29:53,482 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 22:29:53,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:29:53 ImpRootNode [2024-11-08 22:29:53,529 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:29:53,530 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:29:53,530 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:29:53,531 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:29:53,532 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:29:52" (3/4) ... [2024-11-08 22:29:53,535 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:29:53,536 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:29:53,537 INFO L158 Benchmark]: Toolchain (without parser) took 2896.19ms. Allocated memory was 161.5MB in the beginning and 237.0MB in the end (delta: 75.5MB). Free memory was 124.5MB in the beginning and 133.6MB in the end (delta: -9.1MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2024-11-08 22:29:53,538 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 70.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:29:53,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1387.34ms. Allocated memory was 161.5MB in the beginning and 237.0MB in the end (delta: 75.5MB). Free memory was 124.1MB in the beginning and 194.5MB in the end (delta: -70.4MB). Peak memory consumption was 71.0MB. Max. memory is 16.1GB. [2024-11-08 22:29:53,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.99ms. Allocated memory is still 237.0MB. Free memory was 194.5MB in the beginning and 191.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:29:53,540 INFO L158 Benchmark]: Boogie Preprocessor took 26.57ms. Allocated memory is still 237.0MB. Free memory was 191.2MB in the beginning and 190.3MB in the end (delta: 942.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:29:53,541 INFO L158 Benchmark]: RCFGBuilder took 416.50ms. Allocated memory is still 237.0MB. Free memory was 189.2MB in the beginning and 174.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:29:53,542 INFO L158 Benchmark]: CodeCheck took 995.65ms. Allocated memory is still 237.0MB. Free memory was 174.5MB in the beginning and 133.6MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-08 22:29:53,542 INFO L158 Benchmark]: Witness Printer took 6.08ms. Allocated memory is still 237.0MB. Free memory is still 133.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:29:53,546 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, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 50 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 38 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 34 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559, overapproximation of large string literal at line 1579, overapproximation of fgets at line 1557. 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); [L1548] static const int STATIC_CONST_FIVE = 5; [L1579] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1579] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1580] CALL CWE190_Integer_Overflow__int_fgets_preinc_06_bad() [L1551] int data; [L1552] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1553] COND TRUE STATIC_CONST_FIVE==5 [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1567] COND TRUE STATIC_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, 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 0.32ms. Allocated memory is still 117.4MB. Free memory is still 70.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1387.34ms. Allocated memory was 161.5MB in the beginning and 237.0MB in the end (delta: 75.5MB). Free memory was 124.1MB in the beginning and 194.5MB in the end (delta: -70.4MB). Peak memory consumption was 71.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.99ms. Allocated memory is still 237.0MB. Free memory was 194.5MB in the beginning and 191.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.57ms. Allocated memory is still 237.0MB. Free memory was 191.2MB in the beginning and 190.3MB in the end (delta: 942.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 416.50ms. Allocated memory is still 237.0MB. Free memory was 189.2MB in the beginning and 174.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 995.65ms. Allocated memory is still 237.0MB. Free memory was 174.5MB in the beginning and 133.6MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 6.08ms. Allocated memory is still 237.0MB. Free memory is still 133.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:29:53,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/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 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_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk --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 f47e0addb296bffbb213502324d3f297e95e658997a7942d2276696d9db0ba9c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:29:56,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:29:56,213 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:29:56,259 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:29:56,260 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:29:56,260 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:29:56,261 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:29:56,262 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:29:56,263 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:29:56,264 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:29:56,265 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:29:56,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:29:56,266 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:29:56,266 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:29:56,268 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:29:56,269 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:29:56,269 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:29:56,270 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:29:56,270 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:29:56,270 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:29:56,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:29:56,275 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:29:56,275 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:29:56,276 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:29:56,276 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:29:56,276 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:29:56,277 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:29:56,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:29:56,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:29:56,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:29:56,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:29:56,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:29:56,281 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:29:56,281 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:29:56,282 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:29:56,282 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_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f47e0addb296bffbb213502324d3f297e95e658997a7942d2276696d9db0ba9c [2024-11-08 22:29:56,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:29:56,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:29:56,726 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:29:56,727 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:29:56,728 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:29:56,730 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_bad.i Unable to find full path for "g++" [2024-11-08 22:29:59,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:29:59,557 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:29:59,558 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_06_bad.i [2024-11-08 22:29:59,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/data/474e840d7/5ceb2e71969f4bb69cdd8e1752931e4f/FLAG1bcdc5a30 [2024-11-08 22:30:00,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/data/474e840d7/5ceb2e71969f4bb69cdd8e1752931e4f [2024-11-08 22:30:00,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:30:00,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:30:00,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:30:00,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:30:00,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:30:00,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:30:00" (1/1) ... [2024-11-08 22:30:00,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e7ce02c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:00, skipping insertion in model container [2024-11-08 22:30:00,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:30:00" (1/1) ... [2024-11-08 22:30:00,204 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:30:01,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:30:01,769 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:30:01,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:30:02,173 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:30:02,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02 WrapperNode [2024-11-08 22:30:02,175 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:30:02,176 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:30:02,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:30:02,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:30:02,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02" (1/1) ... [2024-11-08 22:30:02,238 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02" (1/1) ... [2024-11-08 22:30:02,271 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-08 22:30:02,271 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:30:02,272 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:30:02,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:30:02,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:30:02,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02" (1/1) ... [2024-11-08 22:30:02,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02" (1/1) ... [2024-11-08 22:30:02,292 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02" (1/1) ... [2024-11-08 22:30:02,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02" (1/1) ... [2024-11-08 22:30:02,310 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02" (1/1) ... [2024-11-08 22:30:02,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02" (1/1) ... [2024-11-08 22:30:02,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02" (1/1) ... [2024-11-08 22:30:02,323 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02" (1/1) ... [2024-11-08 22:30:02,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:30:02,329 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:30:02,329 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:30:02,330 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:30:02,331 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:30:02" (1/1) ... [2024-11-08 22:30:02,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:30:02,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:30:02,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:30:02,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:30:02,405 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:30:02,406 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:30:02,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:30:02,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:30:02,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:30:02,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:30:02,738 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:30:02,741 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:30:02,942 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 22:30:02,944 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:30:03,019 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:30:03,020 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:30:03,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:30:03 BoogieIcfgContainer [2024-11-08 22:30:03,021 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:30:03,022 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:30:03,022 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:30:03,033 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:30:03,034 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:30:03" (1/1) ... [2024-11-08 22:30:03,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:30:03,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:30:03,109 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:30:03,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:30:03,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:30:03,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:30:03,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:30:03,118 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:30:03,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:30:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:03,289 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:30:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:03,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:30:03,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:30:03,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:30:03,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:30:03,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:03,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 22:30:03,390 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 22:30:03,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:30:03,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:30:03,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:30:03,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:30:03,394 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:30:03,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:30:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:03,513 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:30:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:03,536 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:30:03,538 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:30:03,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:30:03,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:30:03,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:03,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 26 transitions. [2024-11-08 22:30:03,648 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-08 22:30:03,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:30:03,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:30:03,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:30:03,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:30:03,654 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:30:03,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:30:03,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:30:03,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:30:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:30:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:30:03,964 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:30:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:30:04,056 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:30:04,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:30:04,058 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 22:30:04,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:30:04 ImpRootNode [2024-11-08 22:30:04,091 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:30:04,091 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:30:04,091 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:30:04,092 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:30:04,092 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:30:03" (3/4) ... [2024-11-08 22:30:04,095 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:30:04,096 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:30:04,098 INFO L158 Benchmark]: Toolchain (without parser) took 3993.02ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 56.0MB in the beginning and 82.4MB in the end (delta: -26.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:30:04,098 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:30:04,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2069.19ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 56.0MB in the beginning and 68.8MB in the end (delta: -12.8MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2024-11-08 22:30:04,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.42ms. Allocated memory is still 115.3MB. Free memory was 68.8MB in the beginning and 66.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:30:04,102 INFO L158 Benchmark]: Boogie Preprocessor took 55.83ms. Allocated memory is still 115.3MB. Free memory was 66.1MB in the beginning and 64.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:30:04,102 INFO L158 Benchmark]: RCFGBuilder took 692.26ms. Allocated memory is still 115.3MB. Free memory was 64.1MB in the beginning and 80.8MB in the end (delta: -16.7MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-11-08 22:30:04,104 INFO L158 Benchmark]: CodeCheck took 1068.77ms. Allocated memory is still 115.3MB. Free memory was 80.8MB in the beginning and 83.1MB in the end (delta: -2.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-08 22:30:04,105 INFO L158 Benchmark]: Witness Printer took 5.27ms. Allocated memory is still 115.3MB. Free memory was 83.1MB in the beginning and 82.4MB in the end (delta: 693.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:30:04,108 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, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 39 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 136 GetRequests, 134 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 SizeOfPredicates, 0 NumberOfNonLiveVariables, 73 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1570]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1559, overapproximation of large string literal at line 1579, overapproximation of fgets at line 1557. 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); [L1548] static const int STATIC_CONST_FIVE = 5; [L1579] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1579] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1580] CALL CWE190_Integer_Overflow__int_fgets_preinc_06_bad() [L1551] int data; [L1552] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1553] COND TRUE STATIC_CONST_FIVE==5 [L1556] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1557] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1559] data = atoi(inputBuffer) [L1567] COND TRUE STATIC_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1570] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, 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 0.33ms. Allocated memory is still 83.9MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2069.19ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 56.0MB in the beginning and 68.8MB in the end (delta: -12.8MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.42ms. Allocated memory is still 115.3MB. Free memory was 68.8MB in the beginning and 66.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.83ms. Allocated memory is still 115.3MB. Free memory was 66.1MB in the beginning and 64.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 692.26ms. Allocated memory is still 115.3MB. Free memory was 64.1MB in the beginning and 80.8MB in the end (delta: -16.7MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * CodeCheck took 1068.77ms. Allocated memory is still 115.3MB. Free memory was 80.8MB in the beginning and 83.1MB in the end (delta: -2.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 5.27ms. Allocated memory is still 115.3MB. Free memory was 83.1MB in the beginning and 82.4MB in the end (delta: 693.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:30:04,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404cd9a2-3a56-432a-b196-8bed447ed8f1/bin/ukojak-verify-ImItNfHLgk/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