./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_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_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/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_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/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_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/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 734d50c80d6cf17c396db83d36fca602dbddd3c09ab595026555aa5c7a4c0a2e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:34:58,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:34:58,770 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:34:58,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:34:58,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:34:58,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:34:58,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:34:58,820 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:34:58,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:34:58,823 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:34:58,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:34:58,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:34:58,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:34:58,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:34:58,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:34:58,827 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:34:58,827 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:34:58,827 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:34:58,828 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:34:58,828 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:34:58,829 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:34:58,829 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:34:58,830 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:34:58,830 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:34:58,830 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:34:58,831 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:34:58,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:34:58,832 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:34:58,832 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:34:58,832 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:34:58,833 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:34:58,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:34:58,833 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_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 734d50c80d6cf17c396db83d36fca602dbddd3c09ab595026555aa5c7a4c0a2e [2024-11-09 00:34:59,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:34:59,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:34:59,187 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:34:59,189 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:34:59,189 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:34:59,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_bad.i Unable to find full path for "g++" [2024-11-09 00:35:01,144 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:35:01,465 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:35:01,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_bad.i [2024-11-09 00:35:01,497 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/data/8afd9d69f/fa1f881b73654583af00bb764203dc59/FLAGaee865f74 [2024-11-09 00:35:01,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/data/8afd9d69f/fa1f881b73654583af00bb764203dc59 [2024-11-09 00:35:01,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:35:01,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:35:01,518 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:35:01,518 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:35:01,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:35:01,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c8276a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01, skipping insertion in model container [2024-11-09 00:35:01,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,593 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:35:02,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:35:02,747 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:35:02,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:35:03,043 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:35:03,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03 WrapperNode [2024-11-09 00:35:03,044 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:35:03,045 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:35:03,045 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:35:03,045 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:35:03,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,098 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 77 [2024-11-09 00:35:03,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:35:03,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:35:03,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:35:03,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:35:03,109 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,112 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,117 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,122 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:35:03,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:35:03,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:35:03,126 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:35:03,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:35:03,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:35:03,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:35:03,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:35:03,198 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:35:03,199 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:35:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2024-11-09 00:35:03,199 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2024-11-09 00:35:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:35:03,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:35:03,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:35:03,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:35:03,342 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:35:03,344 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:35:03,468 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:35:03,468 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:35:03,506 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:35:03,506 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:35:03,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:03 BoogieIcfgContainer [2024-11-09 00:35:03,507 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:35:03,508 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:35:03,508 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:35:03,519 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:35:03,519 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:35:03,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2024-11-09 00:35:03,589 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2024-11-09 00:35:03,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:35:03,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:03,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:35:04,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:04,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2024-11-09 00:35:04,100 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2024-11-09 00:35:04,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:35:04,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:04,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:04,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:35:04,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:04,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2024-11-09 00:35:04,340 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2024-11-09 00:35:04,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:35:04,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:04,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:35:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:04,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:35:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:04,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:04,532 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:35:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:04,576 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-09 00:35:04,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:35:04 ImpRootNode [2024-11-09 00:35:04,615 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:35:04,615 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:35:04,616 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:35:04,616 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:35:04,616 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:03" (3/4) ... [2024-11-09 00:35:04,619 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:35:04,620 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:35:04,621 INFO L158 Benchmark]: Toolchain (without parser) took 3104.24ms. Allocated memory is still 159.4MB. Free memory was 122.8MB in the beginning and 91.5MB in the end (delta: 31.3MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,622 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:35:04,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1526.15ms. Allocated memory is still 159.4MB. Free memory was 122.8MB in the beginning and 72.1MB in the end (delta: 50.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,624 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.91ms. Allocated memory is still 159.4MB. Free memory was 72.1MB in the beginning and 69.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,625 INFO L158 Benchmark]: Boogie Preprocessor took 25.36ms. Allocated memory is still 159.4MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,625 INFO L158 Benchmark]: RCFGBuilder took 382.07ms. Allocated memory is still 159.4MB. Free memory was 66.9MB in the beginning and 51.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,626 INFO L158 Benchmark]: CodeCheck took 1106.98ms. Allocated memory is still 159.4MB. Free memory was 51.2MB in the beginning and 92.4MB in the end (delta: -41.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:35:04,627 INFO L158 Benchmark]: Witness Printer took 4.78ms. Allocated memory is still 159.4MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:35:04,633 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 3 procedures, 25 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 86 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 64 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36 IncrementalHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 56 mSDtfsCounter, 36 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 230 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 53 NumberOfCodeBlocks, 53 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 58 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 3/4 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of large string literal at line 1578, overapproximation of fgets at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] CALL CWE190_Integer_Overflow__int_fgets_preinc_11_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1566] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] COND TRUE globalReturnsTrue() [L1569] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1526.15ms. Allocated memory is still 159.4MB. Free memory was 122.8MB in the beginning and 72.1MB in the end (delta: 50.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.91ms. Allocated memory is still 159.4MB. Free memory was 72.1MB in the beginning and 69.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.36ms. Allocated memory is still 159.4MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.07ms. Allocated memory is still 159.4MB. Free memory was 66.9MB in the beginning and 51.2MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1106.98ms. Allocated memory is still 159.4MB. Free memory was 51.2MB in the beginning and 92.4MB in the end (delta: -41.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.78ms. Allocated memory is still 159.4MB. Free memory is still 91.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:35:04,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/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_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/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_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/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_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/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 734d50c80d6cf17c396db83d36fca602dbddd3c09ab595026555aa5c7a4c0a2e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:35:07,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:35:07,093 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:35:07,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:35:07,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:35:07,136 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:35:07,136 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:35:07,137 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:35:07,138 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:35:07,139 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:35:07,141 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:35:07,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:35:07,141 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:35:07,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:35:07,142 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:35:07,146 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:35:07,146 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:35:07,147 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:35:07,147 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:35:07,147 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:35:07,148 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:35:07,148 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:35:07,148 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:35:07,149 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:35:07,149 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:35:07,149 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:35:07,149 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:35:07,150 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:35:07,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:35:07,150 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:35:07,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:35:07,151 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:35:07,151 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:35:07,153 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:35:07,154 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:35:07,155 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_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 734d50c80d6cf17c396db83d36fca602dbddd3c09ab595026555aa5c7a4c0a2e [2024-11-09 00:35:07,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:35:07,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:35:07,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:35:07,602 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:35:07,603 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:35:07,605 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_bad.i Unable to find full path for "g++" [2024-11-09 00:35:09,630 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:35:10,064 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:35:10,066 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_bad.i [2024-11-09 00:35:10,097 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/data/bab335054/341064d4c2b44a86905f59fb83d738c0/FLAG8f4dcdd01 [2024-11-09 00:35:10,116 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/data/bab335054/341064d4c2b44a86905f59fb83d738c0 [2024-11-09 00:35:10,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:35:10,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:35:10,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:35:10,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:35:10,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:35:10,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:35:10" (1/1) ... [2024-11-09 00:35:10,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a1023d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:10, skipping insertion in model container [2024-11-09 00:35:10,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:35:10" (1/1) ... [2024-11-09 00:35:10,238 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:35:11,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:35:11,281 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:35:11,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:35:11,650 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:35:11,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11 WrapperNode [2024-11-09 00:35:11,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:35:11,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:35:11,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:35:11,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:35:11,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11" (1/1) ... [2024-11-09 00:35:11,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11" (1/1) ... [2024-11-09 00:35:11,737 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-11-09 00:35:11,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:35:11,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:35:11,741 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:35:11,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:35:11,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11" (1/1) ... [2024-11-09 00:35:11,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11" (1/1) ... [2024-11-09 00:35:11,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11" (1/1) ... [2024-11-09 00:35:11,755 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11" (1/1) ... [2024-11-09 00:35:11,764 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11" (1/1) ... [2024-11-09 00:35:11,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11" (1/1) ... [2024-11-09 00:35:11,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11" (1/1) ... [2024-11-09 00:35:11,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11" (1/1) ... [2024-11-09 00:35:11,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:35:11,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:35:11,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:35:11,775 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:35:11,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:11" (1/1) ... [2024-11-09 00:35:11,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:35:11,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:35:11,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:35:11,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:35:11,849 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:35:11,850 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:35:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2024-11-09 00:35:11,850 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2024-11-09 00:35:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:35:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:35:11,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:35:11,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:35:12,063 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:35:12,066 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:35:12,265 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:35:12,265 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:35:12,330 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:35:12,330 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:35:12,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:12 BoogieIcfgContainer [2024-11-09 00:35:12,332 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:35:12,333 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:35:12,333 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:35:12,343 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:35:12,344 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:12" (1/1) ... [2024-11-09 00:35:12,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:35:12,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:12,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2024-11-09 00:35:12,422 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2024-11-09 00:35:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:35:12,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:12,427 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:35:12,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:35:12,429 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:35:12,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:35:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:12,570 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:35:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:12,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:35:12,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:35:12,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:35:12,638 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:35:12,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:35:12,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:12,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-09 00:35:12,674 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-09 00:35:12,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:35:12,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:12,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:35:12,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:35:12,678 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:35:12,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:35:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:12,800 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:35:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:12,822 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:35:12,824 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:35:12,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:35:12,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:35:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:12,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-09 00:35:12,952 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-09 00:35:12,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:35:12,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:12,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:35:12,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:35:12,955 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:35:12,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:35:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:13,116 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:35:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:13,290 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:35:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:13,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:35:13,338 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-09 00:35:13,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:35:13 ImpRootNode [2024-11-09 00:35:13,378 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:35:13,379 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:35:13,379 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:35:13,380 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:35:13,380 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:12" (3/4) ... [2024-11-09 00:35:13,383 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:35:13,384 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:35:13,385 INFO L158 Benchmark]: Toolchain (without parser) took 3261.52ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 35.7MB in the beginning and 66.7MB in the end (delta: -31.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:35:13,385 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:35:13,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1525.37ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 35.5MB in the beginning and 59.6MB in the end (delta: -24.1MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2024-11-09 00:35:13,388 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.62ms. Allocated memory is still 102.8MB. Free memory was 59.6MB in the beginning and 56.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:35:13,389 INFO L158 Benchmark]: Boogie Preprocessor took 33.36ms. Allocated memory is still 102.8MB. Free memory was 56.4MB in the beginning and 54.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:35:13,390 INFO L158 Benchmark]: RCFGBuilder took 557.31ms. Allocated memory is still 102.8MB. Free memory was 54.4MB in the beginning and 66.6MB in the end (delta: -12.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-09 00:35:13,391 INFO L158 Benchmark]: CodeCheck took 1045.70ms. Allocated memory is still 102.8MB. Free memory was 66.6MB in the beginning and 67.4MB in the end (delta: -798.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:35:13,392 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 102.8MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:35:13,396 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 3 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 73 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 39 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 39 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 204 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 31 SizeOfPredicates, 0 NumberOfNonLiveVariables, 91 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of large string literal at line 1578, overapproximation of fgets at line 1556. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] CALL CWE190_Integer_Overflow__int_fgets_preinc_11_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [L1555] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1558] data = atoi(inputBuffer) [L1566] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1566] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] COND TRUE globalReturnsTrue() [L1569] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1525.37ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 35.5MB in the beginning and 59.6MB in the end (delta: -24.1MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.62ms. Allocated memory is still 102.8MB. Free memory was 59.6MB in the beginning and 56.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.36ms. Allocated memory is still 102.8MB. Free memory was 56.4MB in the beginning and 54.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 557.31ms. Allocated memory is still 102.8MB. Free memory was 54.4MB in the beginning and 66.6MB in the end (delta: -12.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * CodeCheck took 1045.70ms. Allocated memory is still 102.8MB. Free memory was 66.6MB in the beginning and 67.4MB in the end (delta: -798.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 102.8MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:35:13,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6b5af8c-61c9-45e8-8f6d-b937b7c031be/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample