./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_10_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_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/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_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/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_7d3d4fe7-3cec-489f-9066-52d6c2d03823/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 a400e5f492b790049ea499956515e47c013824966dad176a939a8aceed7265e3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:16:42,140 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:16:42,253 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:16:42,259 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:16:42,259 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:16:42,298 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:16:42,299 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:16:42,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:16:42,300 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:16:42,302 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:16:42,303 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:16:42,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:16:42,304 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:16:42,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:16:42,308 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:16:42,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:16:42,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:16:42,309 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:16:42,309 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:16:42,310 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:16:42,310 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:16:42,312 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:16:42,313 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:16:42,313 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:16:42,313 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:16:42,313 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:16:42,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:42,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:16:42,314 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:16:42,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:16:42,315 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:16:42,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:16:42,317 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_7d3d4fe7-3cec-489f-9066-52d6c2d03823/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a400e5f492b790049ea499956515e47c013824966dad176a939a8aceed7265e3 [2024-11-08 23:16:42,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:16:42,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:16:42,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:16:42,789 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:16:42,790 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:16:42,791 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_10_bad.i Unable to find full path for "g++" [2024-11-08 23:16:44,814 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:16:45,249 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:16:45,252 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_10_bad.i [2024-11-08 23:16:45,276 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/data/05d9f7361/9054312536744ce58cedc2404f958c17/FLAGe265a0e6c [2024-11-08 23:16:45,410 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/data/05d9f7361/9054312536744ce58cedc2404f958c17 [2024-11-08 23:16:45,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:16:45,414 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:16:45,415 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:45,416 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:16:45,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:16:45,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:45" (1/1) ... [2024-11-08 23:16:45,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c0d01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:45, skipping insertion in model container [2024-11-08 23:16:45,424 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:45" (1/1) ... [2024-11-08 23:16:45,488 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:16:46,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:46,626 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:16:46,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:46,881 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:16:46,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46 WrapperNode [2024-11-08 23:16:46,882 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:46,883 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:46,883 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:16:46,883 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:16:46,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46" (1/1) ... [2024-11-08 23:16:46,923 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46" (1/1) ... [2024-11-08 23:16:46,947 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2024-11-08 23:16:46,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:46,948 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:16:46,948 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:16:46,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:16:46,958 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46" (1/1) ... [2024-11-08 23:16:46,958 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46" (1/1) ... [2024-11-08 23:16:46,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46" (1/1) ... [2024-11-08 23:16:46,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46" (1/1) ... [2024-11-08 23:16:46,965 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46" (1/1) ... [2024-11-08 23:16:46,967 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46" (1/1) ... [2024-11-08 23:16:46,968 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46" (1/1) ... [2024-11-08 23:16:46,969 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46" (1/1) ... [2024-11-08 23:16:46,972 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:16:46,972 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:16:46,973 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:16:46,973 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:16:46,974 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:46" (1/1) ... [2024-11-08 23:16:46,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:47,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:16:47,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:16:47,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:16:47,150 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:16:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:16:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:16:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:16:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:16:47,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:16:47,299 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:16:47,302 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:16:47,435 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:16:47,435 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:16:47,490 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:16:47,491 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:16:47,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:47 BoogieIcfgContainer [2024-11-08 23:16:47,491 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:16:47,492 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:16:47,493 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:16:47,504 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:16:47,504 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:47" (1/1) ... [2024-11-08 23:16:47,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:16:47,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:47,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 23:16:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 23:16:47,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:16:47,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:47,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:16:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:47,893 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 23:16:47,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:47,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 22 transitions. [2024-11-08 23:16:47,943 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2024-11-08 23:16:47,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:16:47,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:47,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:16:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:48,083 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 23:16:48,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:48,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 27 transitions. [2024-11-08 23:16:48,148 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-08 23:16:48,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:16:48,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:48,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:16:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:48,210 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:16:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:48,335 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:16:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:48,373 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 23:16:48,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:16:48 ImpRootNode [2024-11-08 23:16:48,405 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:16:48,406 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:16:48,406 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:16:48,406 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:16:48,407 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:47" (3/4) ... [2024-11-08 23:16:48,409 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:16:48,411 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:16:48,412 INFO L158 Benchmark]: Toolchain (without parser) took 2997.54ms. Allocated memory is still 161.5MB. Free memory was 124.9MB in the beginning and 74.7MB in the end (delta: 50.2MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:48,412 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:16:48,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1466.83ms. Allocated memory is still 161.5MB. Free memory was 124.9MB in the beginning and 58.9MB in the end (delta: 66.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-08 23:16:48,414 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.77ms. Allocated memory is still 161.5MB. Free memory was 58.9MB in the beginning and 56.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:48,416 INFO L158 Benchmark]: Boogie Preprocessor took 23.64ms. Allocated memory is still 161.5MB. Free memory was 56.8MB in the beginning and 54.7MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:16:48,417 INFO L158 Benchmark]: RCFGBuilder took 519.05ms. Allocated memory is still 161.5MB. Free memory was 54.7MB in the beginning and 115.6MB in the end (delta: -61.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:16:48,419 INFO L158 Benchmark]: CodeCheck took 913.11ms. Allocated memory is still 161.5MB. Free memory was 115.6MB in the beginning and 75.8MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-08 23:16:48,420 INFO L158 Benchmark]: Witness Printer took 4.87ms. Allocated memory is still 161.5MB. Free memory was 75.8MB in the beginning and 74.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:48,425 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, 52 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 48 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 38 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 141 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of large string literal at line 1577, overapproximation of fgets at line 1556. 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); [L1577] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1577] RET 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] [L1578] CALL CWE190_Integer_Overflow__int_fgets_add_10_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE \read(globalTrue) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.23ms. Allocated memory is still 117.4MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1466.83ms. Allocated memory is still 161.5MB. Free memory was 124.9MB in the beginning and 58.9MB in the end (delta: 66.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.77ms. Allocated memory is still 161.5MB. Free memory was 58.9MB in the beginning and 56.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.64ms. Allocated memory is still 161.5MB. Free memory was 56.8MB in the beginning and 54.7MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 519.05ms. Allocated memory is still 161.5MB. Free memory was 54.7MB in the beginning and 115.6MB in the end (delta: -61.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 913.11ms. Allocated memory is still 161.5MB. Free memory was 115.6MB in the beginning and 75.8MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 4.87ms. Allocated memory is still 161.5MB. Free memory was 75.8MB in the beginning and 74.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:16:48,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/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_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/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_7d3d4fe7-3cec-489f-9066-52d6c2d03823/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 a400e5f492b790049ea499956515e47c013824966dad176a939a8aceed7265e3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:16:50,897 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:16:51,002 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:16:51,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:16:51,049 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:16:51,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:16:51,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:16:51,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:16:51,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:16:51,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:16:51,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:16:51,056 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:16:51,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:16:51,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:16:51,060 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:16:51,061 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:16:51,061 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:16:51,061 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:16:51,062 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:16:51,062 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:16:51,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:16:51,064 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:16:51,064 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:16:51,064 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:16:51,065 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:16:51,065 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:51,065 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:16:51,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:16:51,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:51,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:16:51,067 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:16:51,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:16:51,068 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:16:51,069 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:51,069 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:16:51,069 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_7d3d4fe7-3cec-489f-9066-52d6c2d03823/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a400e5f492b790049ea499956515e47c013824966dad176a939a8aceed7265e3 [2024-11-08 23:16:51,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:16:51,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:16:51,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:16:51,531 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:16:51,531 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:16:51,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_10_bad.i Unable to find full path for "g++" [2024-11-08 23:16:53,498 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:16:53,963 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:16:53,964 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_10_bad.i [2024-11-08 23:16:53,984 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/data/ff5510f23/c0302d8450d2441e8d337aee14d39c65/FLAG559dec291 [2024-11-08 23:16:54,006 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/data/ff5510f23/c0302d8450d2441e8d337aee14d39c65 [2024-11-08 23:16:54,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:16:54,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:16:54,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:54,011 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:16:54,016 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:16:54,017 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:54" (1/1) ... [2024-11-08 23:16:54,018 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43e3196e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:54, skipping insertion in model container [2024-11-08 23:16:54,019 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:54" (1/1) ... [2024-11-08 23:16:54,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:16:55,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:55,259 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:16:55,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:55,531 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:16:55,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55 WrapperNode [2024-11-08 23:16:55,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:55,533 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:55,533 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:16:55,533 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:16:55,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55" (1/1) ... [2024-11-08 23:16:55,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55" (1/1) ... [2024-11-08 23:16:55,591 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-08 23:16:55,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:55,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:16:55,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:16:55,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:16:55,602 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55" (1/1) ... [2024-11-08 23:16:55,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55" (1/1) ... [2024-11-08 23:16:55,607 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55" (1/1) ... [2024-11-08 23:16:55,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55" (1/1) ... [2024-11-08 23:16:55,627 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55" (1/1) ... [2024-11-08 23:16:55,629 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55" (1/1) ... [2024-11-08 23:16:55,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55" (1/1) ... [2024-11-08 23:16:55,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55" (1/1) ... [2024-11-08 23:16:55,644 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:16:55,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:16:55,649 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:16:55,649 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:16:55,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:55" (1/1) ... [2024-11-08 23:16:55,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:55,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:16:55,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:16:55,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:16:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:16:55,725 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:16:55,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:16:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:16:55,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:16:55,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:16:55,929 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:16:55,931 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:16:56,121 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 23:16:56,121 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:16:56,193 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:16:56,193 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:16:56,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:56 BoogieIcfgContainer [2024-11-08 23:16:56,196 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:16:56,197 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:16:56,197 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:16:56,207 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:16:56,208 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:56" (1/1) ... [2024-11-08 23:16:56,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:16:56,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:56,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 23:16:56,289 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 23:16:56,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:16:56,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:56,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:56,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:56,306 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:56,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:16:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:56,467 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:56,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:16:56,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:56,553 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 23:16:56,556 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:16:56,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:16:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:56,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 23:16:56,591 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 23:16:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:16:56,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:56,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:56,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:56,597 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:56,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:16:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:56,722 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:56,753 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:16:56,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:56,775 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 23:16:56,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:16:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:56,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 23:16:56,818 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 23:16:56,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:16:56,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:56,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:56,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:56,823 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:56,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:16:56,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:56,991 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:16:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:57,156 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:16:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:57,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:16:57,201 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 23:16:57,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:16:57 ImpRootNode [2024-11-08 23:16:57,238 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:16:57,238 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:16:57,239 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:16:57,239 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:16:57,239 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:56" (3/4) ... [2024-11-08 23:16:57,242 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:16:57,243 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:16:57,244 INFO L158 Benchmark]: Toolchain (without parser) took 3234.37ms. Allocated memory was 71.3MB in the beginning and 107.0MB in the end (delta: 35.7MB). Free memory was 44.7MB in the beginning and 55.2MB in the end (delta: -10.5MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2024-11-08 23:16:57,245 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 98.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:57,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1521.35ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 44.5MB in the beginning and 48.0MB in the end (delta: -3.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2024-11-08 23:16:57,247 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.49ms. Allocated memory is still 88.1MB. Free memory was 48.0MB in the beginning and 44.8MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:57,248 INFO L158 Benchmark]: Boogie Preprocessor took 56.38ms. Allocated memory is still 88.1MB. Free memory was 44.8MB in the beginning and 43.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:57,249 INFO L158 Benchmark]: RCFGBuilder took 547.37ms. Allocated memory is still 88.1MB. Free memory was 42.8MB in the beginning and 47.6MB in the end (delta: -4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 23:16:57,250 INFO L158 Benchmark]: CodeCheck took 1041.05ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 47.6MB in the beginning and 55.2MB in the end (delta: -7.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-11-08 23:16:57,252 INFO L158 Benchmark]: Witness Printer took 4.79ms. Allocated memory is still 107.0MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:16:57,257 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, 49 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 29 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 27 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 126 GetRequests, 124 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, 0.1s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 71 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of large string literal at line 1577, overapproximation of fgets at line 1556. 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); [L1577] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1577] RET 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] [L1578] CALL CWE190_Integer_Overflow__int_fgets_add_10_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE \read(globalTrue) [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.52ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 98.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1521.35ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 44.5MB in the beginning and 48.0MB in the end (delta: -3.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.49ms. Allocated memory is still 88.1MB. Free memory was 48.0MB in the beginning and 44.8MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.38ms. Allocated memory is still 88.1MB. Free memory was 44.8MB in the beginning and 43.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 547.37ms. Allocated memory is still 88.1MB. Free memory was 42.8MB in the beginning and 47.6MB in the end (delta: -4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1041.05ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 47.6MB in the beginning and 55.2MB in the end (delta: -7.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Witness Printer took 4.79ms. Allocated memory is still 107.0MB. Free memory is still 55.2MB. 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 23:16:57,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d3d4fe7-3cec-489f-9066-52d6c2d03823/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