./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_06_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/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_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/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_586608b3-4c13-4d17-99a2-6f441eae98be/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 8f10b7bf48d9efa6d23cb3b3042d28c87b77bc3d4a7257dcc6d871490871823d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:30,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:30,482 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:05:30,489 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:30,491 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:30,520 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:30,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:30,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:30,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:30,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:30,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:30,528 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:30,528 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:30,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:30,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:30,529 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:30,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:30,532 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:30,533 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:05:30,533 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:05:30,533 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:30,534 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:30,534 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:30,534 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:30,535 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:30,536 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:30,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:30,536 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:30,537 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:30,537 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:30,537 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:30,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:30,539 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_586608b3-4c13-4d17-99a2-6f441eae98be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f10b7bf48d9efa6d23cb3b3042d28c87b77bc3d4a7257dcc6d871490871823d [2024-11-08 22:05:30,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:30,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:30,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:30,924 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:30,925 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:30,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_06_bad.i Unable to find full path for "g++" [2024-11-08 22:05:33,035 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:33,522 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:33,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_06_bad.i [2024-11-08 22:05:33,564 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/data/1e26c020c/6aa3781d26994be3b6ce165534e09257/FLAG1a7303122 [2024-11-08 22:05:33,585 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/data/1e26c020c/6aa3781d26994be3b6ce165534e09257 [2024-11-08 22:05:33,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:33,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:33,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:33,594 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:33,599 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:33,600 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:33" (1/1) ... [2024-11-08 22:05:33,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae05241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:33, skipping insertion in model container [2024-11-08 22:05:33,603 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:33" (1/1) ... [2024-11-08 22:05:33,694 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:35,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:35,677 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:35,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:36,183 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:36,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36 WrapperNode [2024-11-08 22:05:36,184 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:36,185 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:36,185 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:36,185 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:36,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,237 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,275 INFO L138 Inliner]: procedures = 936, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 67 [2024-11-08 22:05:36,277 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:36,278 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:36,278 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:36,279 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:36,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,289 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,289 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,301 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,303 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,310 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:36,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:36,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:36,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:36,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:36,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:36,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:36,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:05:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:05:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:05:36,553 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:36,556 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:05:36,708 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 22:05:36,708 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:05:36,764 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:05:36,764 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:05:36,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:36 BoogieIcfgContainer [2024-11-08 22:05:36,765 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:05:36,769 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:05:36,769 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:05:36,783 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:05:36,784 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:36" (1/1) ... [2024-11-08 22:05:36,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:05:36,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:36,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:05:36,853 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:05:36,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:05:36,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:36,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:37,107 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 22:05:37,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:37,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2024-11-08 22:05:37,131 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2024-11-08 22:05:37,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:05:37,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:37,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:37,265 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 22:05:37,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:37,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 21 transitions. [2024-11-08 22:05:37,318 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-08 22:05:37,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:05:37,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:37,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:05:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:05:37,477 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:05:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:05:37,537 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 22:05:37,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:05:37 ImpRootNode [2024-11-08 22:05:37,572 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:05:37,573 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:05:37,573 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:05:37,574 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:05:37,574 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:36" (3/4) ... [2024-11-08 22:05:37,578 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:05:37,579 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:05:37,581 INFO L158 Benchmark]: Toolchain (without parser) took 3989.26ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 112.1MB in the beginning and 94.4MB in the end (delta: 17.7MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2024-11-08 22:05:37,582 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:05:37,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2591.17ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 111.9MB in the beginning and 146.8MB in the end (delta: -34.9MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. [2024-11-08 22:05:37,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.51ms. Allocated memory is still 195.0MB. Free memory was 146.8MB in the beginning and 143.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:37,585 INFO L158 Benchmark]: Boogie Preprocessor took 37.71ms. Allocated memory is still 195.0MB. Free memory was 143.7MB in the beginning and 141.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:37,586 INFO L158 Benchmark]: RCFGBuilder took 448.63ms. Allocated memory is still 195.0MB. Free memory was 141.6MB in the beginning and 125.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:05:37,589 INFO L158 Benchmark]: CodeCheck took 803.05ms. Allocated memory is still 195.0MB. Free memory was 125.9MB in the beginning and 95.5MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 22:05:37,590 INFO L158 Benchmark]: Witness Printer took 6.31ms. Allocated memory is still 195.0MB. Free memory was 95.5MB in the beginning and 94.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:37,593 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: 0.7s, 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, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 33 mSDtfsCounter, 10 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: 1854]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1843, overapproximation of large string literal at line 1862, overapproximation of fgets at line 1841. 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_FIVE = 5; [L1862] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1862] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1863] CALL CWE190_Integer_Overflow__int_fgets_square_06_bad() [L1835] int data; [L1836] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1837] COND TRUE STATIC_CONST_FIVE==5 [L1840] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1841] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1843] data = atoi(inputBuffer) [L1851] COND TRUE STATIC_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1854] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FIVE=5, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2591.17ms. Allocated memory was 151.0MB in the beginning and 195.0MB in the end (delta: 44.0MB). Free memory was 111.9MB in the beginning and 146.8MB in the end (delta: -34.9MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.51ms. Allocated memory is still 195.0MB. Free memory was 146.8MB in the beginning and 143.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.71ms. Allocated memory is still 195.0MB. Free memory was 143.7MB in the beginning and 141.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 448.63ms. Allocated memory is still 195.0MB. Free memory was 141.6MB in the beginning and 125.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 803.05ms. Allocated memory is still 195.0MB. Free memory was 125.9MB in the beginning and 95.5MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 6.31ms. Allocated memory is still 195.0MB. Free memory was 95.5MB in the beginning and 94.4MB 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 22:05:37,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/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_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/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_586608b3-4c13-4d17-99a2-6f441eae98be/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 8f10b7bf48d9efa6d23cb3b3042d28c87b77bc3d4a7257dcc6d871490871823d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:40,196 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:40,311 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:05:40,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:40,351 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:40,352 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:40,353 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:40,353 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:40,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:40,354 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:40,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:40,355 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:40,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:40,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:40,356 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:05:40,356 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:05:40,357 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:40,357 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:05:40,357 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:05:40,361 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:05:40,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:40,362 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:40,362 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:40,363 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:40,363 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:40,363 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:05:40,364 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:05:40,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:40,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:40,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:40,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:40,366 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:40,366 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:05:40,367 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:05:40,367 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:05:40,368 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_586608b3-4c13-4d17-99a2-6f441eae98be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f10b7bf48d9efa6d23cb3b3042d28c87b77bc3d4a7257dcc6d871490871823d [2024-11-08 22:05:40,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:40,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:40,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:40,797 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:40,798 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:40,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_06_bad.i Unable to find full path for "g++" [2024-11-08 22:05:42,963 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:43,460 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:43,462 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_06_bad.i [2024-11-08 22:05:43,492 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/data/5a2952e88/c82218e937ab4af5b7db847e6b823cac/FLAG248a9e014 [2024-11-08 22:05:43,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/data/5a2952e88/c82218e937ab4af5b7db847e6b823cac [2024-11-08 22:05:43,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:43,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:43,522 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:43,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:43,530 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:43,531 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:43" (1/1) ... [2024-11-08 22:05:43,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a681baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:43, skipping insertion in model container [2024-11-08 22:05:43,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:43" (1/1) ... [2024-11-08 22:05:43,613 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:45,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:45,576 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:45,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:46,016 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:46,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46 WrapperNode [2024-11-08 22:05:46,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:46,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:46,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:46,019 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:46,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,061 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,088 INFO L138 Inliner]: procedures = 941, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66 [2024-11-08 22:05:46,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:46,090 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:46,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:46,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:46,100 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,103 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,104 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,112 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,114 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,116 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,122 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:46,123 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:46,123 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:46,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:46,124 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:46" (1/1) ... [2024-11-08 22:05:46,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:46,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:46,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:46,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:05:46,229 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:05:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:05:46,451 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:46,455 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:05:53,119 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 22:05:53,119 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:05:53,197 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:05:53,197 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:05:53,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:53 BoogieIcfgContainer [2024-11-08 22:05:53,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:05:53,199 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:05:53,199 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:05:53,209 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:05:53,209 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:05:53,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:53,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:05:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:05:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:05:53,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:53,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:05:53,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:05:53,307 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:05:53,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:05:53,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:53,490 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:05:53,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:53,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:05:53,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:05:53,631 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 22:05:53,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:05:53,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:53,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 27 transitions. [2024-11-08 22:05:53,745 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-08 22:05:53,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:05:53,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:53,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:05:53,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:05:53,752 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:05:53,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_586608b3-4c13-4d17-99a2-6f441eae98be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process