./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_02_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_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/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_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/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_fb8c7107-250a-4012-ba39-a7d51ffd741d/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 6ac85eae73ca918e63bba704baccb0d63aac41738fbd0a6bf5ff67ce2cfcc2c9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:38:11,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:38:12,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:38:12,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:38:12,006 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:38:12,049 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:38:12,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:38:12,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:38:12,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:38:12,051 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:38:12,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:38:12,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:38:12,053 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:38:12,054 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:38:12,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:38:12,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:38:12,055 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:38:12,055 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:38:12,056 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:38:12,059 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:38:12,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:38:12,064 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:38:12,065 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:38:12,065 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:38:12,066 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:38:12,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:38:12,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:38:12,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:38:12,067 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:38:12,067 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:38:12,068 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:38:12,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:38:12,069 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ac85eae73ca918e63bba704baccb0d63aac41738fbd0a6bf5ff67ce2cfcc2c9 [2024-11-08 23:38:12,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:38:12,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:38:12,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:38:12,334 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:38:12,335 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:38:12,336 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_02_bad.i Unable to find full path for "g++" [2024-11-08 23:38:14,361 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:38:14,695 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:38:14,699 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_02_bad.i [2024-11-08 23:38:14,724 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/data/e2f16513b/279ae3d9749e454b87b198325f8f7adc/FLAG7602ec760 [2024-11-08 23:38:14,747 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/data/e2f16513b/279ae3d9749e454b87b198325f8f7adc [2024-11-08 23:38:14,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:38:14,752 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:38:14,755 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:38:14,756 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:38:14,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:38:14,763 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:38:14" (1/1) ... [2024-11-08 23:38:14,766 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d9f3b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:14, skipping insertion in model container [2024-11-08 23:38:14,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:38:14" (1/1) ... [2024-11-08 23:38:14,842 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:38:15,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:38:15,873 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:38:16,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:38:16,229 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:38:16,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16 WrapperNode [2024-11-08 23:38:16,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:38:16,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:38:16,230 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:38:16,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:38:16,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,292 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-08 23:38:16,292 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:38:16,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:38:16,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:38:16,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:38:16,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,307 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,307 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,316 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,317 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:38:16,321 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:38:16,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:38:16,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:38:16,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:38:16,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:38:16,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:38:16,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:38:16,386 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:38:16,386 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:38:16,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:38:16,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:38:16,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:38:16,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:38:16,531 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:38:16,534 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:38:16,675 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:38:16,676 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:38:16,713 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:38:16,713 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:38:16,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:38:16 BoogieIcfgContainer [2024-11-08 23:38:16,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:38:16,716 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:38:16,716 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:38:16,727 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:38:16,727 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:38:16" (1/1) ... [2024-11-08 23:38:16,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:38:16,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:38:16,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 23:38:16,789 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 23:38:16,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:38:16,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:38:16,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:38:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:38:17,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:38:17,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:38:17,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-08 23:38:17,048 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-08 23:38:17,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:38:17,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:38:17,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:38:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:38:17,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:38:17,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:38:17,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2024-11-08 23:38:17,430 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2024-11-08 23:38:17,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:38:17,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:38:17,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:38:17,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:17,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:38:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:17,625 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:38:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:17,662 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 23:38:17,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:38:17 ImpRootNode [2024-11-08 23:38:17,693 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:38:17,693 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:38:17,694 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:38:17,694 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:38:17,694 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:38:16" (3/4) ... [2024-11-08 23:38:17,696 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:38:17,697 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:38:17,698 INFO L158 Benchmark]: Toolchain (without parser) took 2945.63ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 104.3MB in the beginning and 134.2MB in the end (delta: -29.9MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-11-08 23:38:17,698 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 144.7MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:38:17,699 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1474.82ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 104.1MB in the beginning and 130.1MB in the end (delta: -26.0MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2024-11-08 23:38:17,699 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.31ms. Allocated memory is still 180.4MB. Free memory was 129.1MB in the beginning and 127.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:17,700 INFO L158 Benchmark]: Boogie Preprocessor took 26.89ms. Allocated memory is still 180.4MB. Free memory was 127.0MB in the beginning and 124.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:17,701 INFO L158 Benchmark]: RCFGBuilder took 394.11ms. Allocated memory is still 180.4MB. Free memory was 124.8MB in the beginning and 110.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:38:17,701 INFO L158 Benchmark]: CodeCheck took 977.53ms. Allocated memory is still 180.4MB. Free memory was 110.2MB in the beginning and 134.2MB in the end (delta: -23.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:38:17,702 INFO L158 Benchmark]: Witness Printer took 3.37ms. Allocated memory is still 180.4MB. Free memory is still 134.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:38:17,704 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 51 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 32 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 28 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 28 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of large string literal at line 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_postinc_02_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] [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) [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 144.7MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1474.82ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 104.1MB in the beginning and 130.1MB in the end (delta: -26.0MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.31ms. Allocated memory is still 180.4MB. Free memory was 129.1MB in the beginning and 127.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.89ms. Allocated memory is still 180.4MB. Free memory was 127.0MB in the beginning and 124.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 394.11ms. Allocated memory is still 180.4MB. Free memory was 124.8MB in the beginning and 110.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 977.53ms. Allocated memory is still 180.4MB. Free memory was 110.2MB in the beginning and 134.2MB in the end (delta: -23.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.37ms. Allocated memory is still 180.4MB. Free memory is still 134.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:38:17,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/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_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/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_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/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_fb8c7107-250a-4012-ba39-a7d51ffd741d/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 6ac85eae73ca918e63bba704baccb0d63aac41738fbd0a6bf5ff67ce2cfcc2c9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:38:20,105 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:38:20,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:38:20,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:38:20,251 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:38:20,251 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:38:20,252 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:38:20,253 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:38:20,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:38:20,254 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:38:20,254 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:38:20,255 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:38:20,256 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:38:20,257 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:38:20,257 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:38:20,257 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:38:20,258 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:38:20,258 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:38:20,258 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:38:20,259 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:38:20,259 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:38:20,264 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:38:20,264 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:38:20,264 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:38:20,265 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:38:20,265 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:38:20,265 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:38:20,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:38:20,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:38:20,266 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:38:20,267 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:38:20,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:38:20,268 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:38:20,268 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:38:20,269 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:38:20,269 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_fb8c7107-250a-4012-ba39-a7d51ffd741d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ac85eae73ca918e63bba704baccb0d63aac41738fbd0a6bf5ff67ce2cfcc2c9 [2024-11-08 23:38:20,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:38:20,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:38:20,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:38:20,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:38:20,714 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:38:20,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_02_bad.i Unable to find full path for "g++" [2024-11-08 23:38:22,749 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:38:23,155 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:38:23,155 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_02_bad.i [2024-11-08 23:38:23,183 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/data/896b947d0/8a6fded6db1c449593ce6d84e963a654/FLAG9033d20e6 [2024-11-08 23:38:23,208 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/data/896b947d0/8a6fded6db1c449593ce6d84e963a654 [2024-11-08 23:38:23,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:38:23,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:38:23,216 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:38:23,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:38:23,222 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:38:23,223 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:38:23" (1/1) ... [2024-11-08 23:38:23,224 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39445ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:23, skipping insertion in model container [2024-11-08 23:38:23,224 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:38:23" (1/1) ... [2024-11-08 23:38:23,306 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:38:24,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:38:24,452 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:38:24,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:38:24,735 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:38:24,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24 WrapperNode [2024-11-08 23:38:24,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:38:24,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:38:24,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:38:24,737 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:38:24,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24" (1/1) ... [2024-11-08 23:38:24,782 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24" (1/1) ... [2024-11-08 23:38:24,806 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2024-11-08 23:38:24,807 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:38:24,819 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:38:24,819 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:38:24,819 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:38:24,829 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24" (1/1) ... [2024-11-08 23:38:24,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24" (1/1) ... [2024-11-08 23:38:24,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24" (1/1) ... [2024-11-08 23:38:24,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24" (1/1) ... [2024-11-08 23:38:24,849 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24" (1/1) ... [2024-11-08 23:38:24,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24" (1/1) ... [2024-11-08 23:38:24,855 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24" (1/1) ... [2024-11-08 23:38:24,856 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24" (1/1) ... [2024-11-08 23:38:24,860 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:38:24,861 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:38:24,862 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:38:24,862 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:38:24,863 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:38:24" (1/1) ... [2024-11-08 23:38:24,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:38:24,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:38:24,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:38:24,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:38:24,923 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:38:24,923 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:38:24,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:38:24,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:38:24,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:38:24,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:38:25,114 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:38:25,117 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:38:25,315 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:38:25,315 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:38:25,388 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:38:25,390 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:38:25,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:38:25 BoogieIcfgContainer [2024-11-08 23:38:25,391 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:38:25,392 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:38:25,392 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:38:25,404 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:38:25,404 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:38:25" (1/1) ... [2024-11-08 23:38:25,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:38:25,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:38:25,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 23:38:25,482 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 23:38:25,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:38:25,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:38:25,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:38:25,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:38:25,494 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:38:25,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:38:25,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:38:25,690 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:38:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:38:25,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:38:25,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:38:25,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:38:25,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:38:25,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:38:25,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2024-11-08 23:38:25,837 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-11-08 23:38:25,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:38:25,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:38:25,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:38:25,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:38:25,840 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:38:25,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:38:26,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:26,013 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:38:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:26,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:38:26,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:38:26,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:38:26,224 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:38:26,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:38:26 ImpRootNode [2024-11-08 23:38:26,258 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:38:26,259 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:38:26,260 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:38:26,260 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:38:26,261 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:38:25" (3/4) ... [2024-11-08 23:38:26,263 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:38:26,264 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:38:26,266 INFO L158 Benchmark]: Toolchain (without parser) took 3052.14ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 50.7MB in the beginning and 47.9MB in the end (delta: 2.8MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2024-11-08 23:38:26,267 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory is still 32.8MB. Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:26,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1519.79ms. Allocated memory is still 75.5MB. Free memory was 50.5MB in the beginning and 31.8MB in the end (delta: 18.7MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2024-11-08 23:38:26,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.24ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 31.8MB in the beginning and 68.6MB in the end (delta: -36.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:38:26,270 INFO L158 Benchmark]: Boogie Preprocessor took 42.00ms. Allocated memory is still 96.5MB. Free memory was 68.6MB in the beginning and 67.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:38:26,271 INFO L158 Benchmark]: RCFGBuilder took 529.59ms. Allocated memory is still 96.5MB. Free memory was 67.0MB in the beginning and 49.2MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:38:26,272 INFO L158 Benchmark]: CodeCheck took 866.89ms. Allocated memory is still 96.5MB. Free memory was 49.2MB in the beginning and 48.4MB in the end (delta: 810.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:38:26,273 INFO L158 Benchmark]: Witness Printer took 4.95ms. Allocated memory is still 96.5MB. Free memory was 48.4MB in the beginning and 47.9MB in the end (delta: 463.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:38:26,278 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: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 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, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 35 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1558, overapproximation of large string literal at line 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_postinc_02_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] [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) [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 0.22ms. Allocated memory is still 56.6MB. Free memory is still 32.8MB. Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1519.79ms. Allocated memory is still 75.5MB. Free memory was 50.5MB in the beginning and 31.8MB in the end (delta: 18.7MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.24ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 31.8MB in the beginning and 68.6MB in the end (delta: -36.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.00ms. Allocated memory is still 96.5MB. Free memory was 68.6MB in the beginning and 67.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 529.59ms. Allocated memory is still 96.5MB. Free memory was 67.0MB in the beginning and 49.2MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 866.89ms. Allocated memory is still 96.5MB. Free memory was 49.2MB in the beginning and 48.4MB in the end (delta: 810.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.95ms. Allocated memory is still 96.5MB. Free memory was 48.4MB in the beginning and 47.9MB in the end (delta: 463.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:38:26,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8c7107-250a-4012-ba39-a7d51ffd741d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample