./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_04_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/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_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/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_61c23250-f047-419d-ba83-f417de9c2e65/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 0f025c455ee5441af33a781ef03398e617c1f019ef5915feef6328738a04a7db --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:48:38,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:48:38,603 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:48:38,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:48:38,611 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:48:38,649 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:48:38,649 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:48:38,650 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:48:38,651 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:48:38,651 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:48:38,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:48:38,653 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:48:38,654 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:48:38,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:48:38,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:48:38,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:48:38,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:48:38,658 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:48:38,658 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:48:38,659 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:48:38,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:48:38,660 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:48:38,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:48:38,660 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:48:38,661 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:48:38,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:48:38,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:38,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:48:38,662 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:48:38,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:48:38,666 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:48:38,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:48:38,667 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_61c23250-f047-419d-ba83-f417de9c2e65/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f025c455ee5441af33a781ef03398e617c1f019ef5915feef6328738a04a7db [2024-11-08 22:48:38,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:48:38,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:48:38,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:48:39,000 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:48:39,000 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:48:39,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_04_bad.i Unable to find full path for "g++" [2024-11-08 22:48:41,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:48:41,426 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:48:41,427 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_04_bad.i [2024-11-08 22:48:41,467 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/data/211616181/4028f2c6f9be4f72882f4bb9140f12da/FLAGa6fff7e80 [2024-11-08 22:48:41,484 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/data/211616181/4028f2c6f9be4f72882f4bb9140f12da [2024-11-08 22:48:41,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:48:41,489 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:48:41,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:41,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:48:41,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:48:41,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:41" (1/1) ... [2024-11-08 22:48:41,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7933311a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:41, skipping insertion in model container [2024-11-08 22:48:41,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:41" (1/1) ... [2024-11-08 22:48:41,595 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:48:43,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:43,648 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:48:43,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:44,244 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:48:44,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44 WrapperNode [2024-11-08 22:48:44,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:44,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:44,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:48:44,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:48:44,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,282 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,319 INFO L138 Inliner]: procedures = 936, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2024-11-08 22:48:44,321 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:44,321 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:48:44,322 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:48:44,322 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:48:44,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,339 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,341 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,343 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,344 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,346 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:48:44,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:48:44,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:48:44,348 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:48:44,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:44,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:48:44,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:48:44,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:48:44,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:48:44,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:48:44,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:48:44,425 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:48:44,425 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:48:44,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:48:44,603 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:48:44,606 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:48:44,793 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 22:48:44,794 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:48:44,848 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:48:44,848 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:48:44,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:44 BoogieIcfgContainer [2024-11-08 22:48:44,849 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:48:44,849 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:48:44,850 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:48:44,859 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:48:44,859 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:44" (1/1) ... [2024-11-08 22:48:44,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:48:44,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:48:44,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:48:44,928 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:48:44,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:48:44,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:48:44,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:48:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:48:45,124 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 22:48:45,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:48:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 22:48:45,148 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 22:48:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:48:45,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:48:45,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:48:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:48:45,331 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 22:48:45,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:48:45,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 21 transitions. [2024-11-08 22:48:45,365 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-08 22:48:45,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:48:45,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:48:45,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:48:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:48:45,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:45,467 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:48:45,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:48:45,515 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 22:48:45,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:48:45 ImpRootNode [2024-11-08 22:48:45,544 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:48:45,545 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:48:45,545 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:48:45,546 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:48:45,547 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:44" (3/4) ... [2024-11-08 22:48:45,550 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:48:45,551 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:48:45,552 INFO L158 Benchmark]: Toolchain (without parser) took 4062.65ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 108.1MB in the beginning and 128.7MB in the end (delta: -20.5MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-11-08 22:48:45,553 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:48:45,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2754.59ms. Allocated memory is still 153.1MB. Free memory was 107.7MB in the beginning and 94.4MB in the end (delta: 13.3MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-11-08 22:48:45,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.02ms. Allocated memory is still 153.1MB. Free memory was 94.4MB in the beginning and 91.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:48:45,555 INFO L158 Benchmark]: Boogie Preprocessor took 25.33ms. Allocated memory is still 153.1MB. Free memory was 91.2MB in the beginning and 89.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:48:45,556 INFO L158 Benchmark]: RCFGBuilder took 501.27ms. Allocated memory is still 153.1MB. Free memory was 89.1MB in the beginning and 73.5MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:48:45,556 INFO L158 Benchmark]: CodeCheck took 695.11ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 73.5MB in the beginning and 128.7MB in the end (delta: -55.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:48:45,557 INFO L158 Benchmark]: Witness Printer took 5.94ms. Allocated memory is still 184.5MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:48:45,561 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: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 53 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 33 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 121 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, 0.2s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 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: 1855]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1844, overapproximation of large string literal at line 1863, overapproximation of fgets at line 1842. 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); [L1832] static const int STATIC_CONST_TRUE = 1; [L1833] static const int STATIC_CONST_FALSE = 0; [L1863] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1863] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1864] CALL CWE190_Integer_Overflow__int_fgets_square_04_bad() [L1836] int data; [L1837] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1838] COND TRUE \read(STATIC_CONST_TRUE) [L1841] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1842] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1844] data = atoi(inputBuffer) [L1852] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=-46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1855] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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 0.33ms. Allocated memory is still 107.0MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2754.59ms. Allocated memory is still 153.1MB. Free memory was 107.7MB in the beginning and 94.4MB in the end (delta: 13.3MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.02ms. Allocated memory is still 153.1MB. Free memory was 94.4MB in the beginning and 91.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.33ms. Allocated memory is still 153.1MB. Free memory was 91.2MB in the beginning and 89.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 501.27ms. Allocated memory is still 153.1MB. Free memory was 89.1MB in the beginning and 73.5MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 695.11ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 73.5MB in the beginning and 128.7MB in the end (delta: -55.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.94ms. Allocated memory is still 184.5MB. Free memory is still 128.7MB. 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 22:48:45,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/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_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/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_61c23250-f047-419d-ba83-f417de9c2e65/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 0f025c455ee5441af33a781ef03398e617c1f019ef5915feef6328738a04a7db --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:48:48,149 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:48:48,248 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:48:48,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:48:48,289 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:48:48,290 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:48:48,291 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:48:48,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:48:48,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:48:48,294 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:48:48,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:48:48,296 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:48:48,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:48:48,300 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:48:48,301 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:48:48,301 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:48:48,301 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:48:48,302 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:48:48,302 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:48:48,302 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:48:48,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:48:48,303 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:48:48,303 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:48:48,304 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:48:48,304 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:48:48,304 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:48:48,304 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:48:48,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:48:48,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:48,305 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:48:48,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:48:48,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:48:48,307 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:48:48,307 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:48:48,307 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:48:48,308 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_61c23250-f047-419d-ba83-f417de9c2e65/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f025c455ee5441af33a781ef03398e617c1f019ef5915feef6328738a04a7db [2024-11-08 22:48:48,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:48:48,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:48:48,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:48:48,770 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:48:48,771 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:48:48,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_04_bad.i Unable to find full path for "g++" [2024-11-08 22:48:50,950 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:48:51,427 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:48:51,427 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_04_bad.i [2024-11-08 22:48:51,465 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/data/d85bff40d/619d0b13d75740569b4f1a3851f9d3b0/FLAGae3939966 [2024-11-08 22:48:51,484 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/data/d85bff40d/619d0b13d75740569b4f1a3851f9d3b0 [2024-11-08 22:48:51,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:48:51,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:48:51,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:51,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:48:51,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:48:51,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:51" (1/1) ... [2024-11-08 22:48:51,504 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b619bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:51, skipping insertion in model container [2024-11-08 22:48:51,504 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:48:51" (1/1) ... [2024-11-08 22:48:51,581 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:48:53,520 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:53,537 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:48:53,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:48:54,117 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:48:54,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54 WrapperNode [2024-11-08 22:48:54,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:48:54,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:54,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:48:54,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:48:54,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54" (1/1) ... [2024-11-08 22:48:54,174 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54" (1/1) ... [2024-11-08 22:48:54,205 INFO L138 Inliner]: procedures = 941, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 67 [2024-11-08 22:48:54,206 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:48:54,207 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:48:54,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:48:54,207 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:48:54,217 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54" (1/1) ... [2024-11-08 22:48:54,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54" (1/1) ... [2024-11-08 22:48:54,224 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54" (1/1) ... [2024-11-08 22:48:54,225 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54" (1/1) ... [2024-11-08 22:48:54,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54" (1/1) ... [2024-11-08 22:48:54,236 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54" (1/1) ... [2024-11-08 22:48:54,239 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54" (1/1) ... [2024-11-08 22:48:54,240 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54" (1/1) ... [2024-11-08 22:48:54,247 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:48:54,248 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:48:54,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:48:54,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:48:54,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:48:54" (1/1) ... [2024-11-08 22:48:54,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:48:54,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:48:54,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:48:54,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:48:54,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:48:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:48:54,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:48:54,340 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:48:54,341 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:48:54,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:48:54,540 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:48:54,542 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:48:56,849 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 22:48:56,849 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:48:56,908 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:48:56,908 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:48:56,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:56 BoogieIcfgContainer [2024-11-08 22:48:56,909 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:48:56,909 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:48:56,910 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:48:56,920 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:48:56,921 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:48:56" (1/1) ... [2024-11-08 22:48:56,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:48:56,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:48:56,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:48:56,996 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:48:57,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:48:57,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:48:57,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:48:57,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:48:57,007 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:48:57,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:48:57,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:48:57,170 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:48:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:48:57,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:48:57,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:48:57,293 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 22:48:57,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:48:57,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:48:57,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2024-11-08 22:48:57,398 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2024-11-08 22:48:57,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:48:57,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:48:57,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:48:57,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:48:57,403 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:48:57,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c23250-f047-419d-ba83-f417de9c2e65/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process