./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_31_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_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/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_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/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_a5ebffc6-c618-4784-ac1e-3693089f5844/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 031a39fc0cbc0e470459104bc4288cc7a428728d1d79e0fde20ce92c284d813f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:39:58,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:39:59,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:39:59,006 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:39:59,007 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:39:59,035 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:39:59,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:39:59,036 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:39:59,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:39:59,037 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:39:59,038 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:39:59,039 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:39:59,039 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:39:59,041 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:39:59,041 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:39:59,042 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:39:59,045 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:39:59,046 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:39:59,046 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:39:59,046 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:39:59,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:39:59,051 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:39:59,051 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:39:59,052 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:39:59,052 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:39:59,052 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:39:59,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:39:59,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:39:59,053 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:39:59,053 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:39:59,054 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:39:59,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:39:59,054 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_a5ebffc6-c618-4784-ac1e-3693089f5844/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 031a39fc0cbc0e470459104bc4288cc7a428728d1d79e0fde20ce92c284d813f [2024-11-08 19:39:59,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:39:59,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:39:59,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:39:59,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:39:59,420 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:39:59,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_31_bad.i Unable to find full path for "g++" [2024-11-08 19:40:01,398 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:40:01,785 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:40:01,786 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_31_bad.i [2024-11-08 19:40:01,827 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/data/f97d1d399/757d8c68848440f4a3e226cf85a12d0c/FLAG7a536a5f4 [2024-11-08 19:40:01,980 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/data/f97d1d399/757d8c68848440f4a3e226cf85a12d0c [2024-11-08 19:40:01,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:40:01,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:40:01,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:40:01,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:40:01,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:40:01,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:40:01" (1/1) ... [2024-11-08 19:40:01,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67c1c6ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:01, skipping insertion in model container [2024-11-08 19:40:02,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:40:01" (1/1) ... [2024-11-08 19:40:02,093 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:40:03,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:40:03,192 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:40:03,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:40:03,490 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:40:03,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03 WrapperNode [2024-11-08 19:40:03,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:40:03,492 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:40:03,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:40:03,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:40:03,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03" (1/1) ... [2024-11-08 19:40:03,538 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03" (1/1) ... [2024-11-08 19:40:03,577 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2024-11-08 19:40:03,579 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:40:03,580 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:40:03,581 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:40:03,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:40:03,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03" (1/1) ... [2024-11-08 19:40:03,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03" (1/1) ... [2024-11-08 19:40:03,595 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03" (1/1) ... [2024-11-08 19:40:03,599 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03" (1/1) ... [2024-11-08 19:40:03,610 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03" (1/1) ... [2024-11-08 19:40:03,612 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03" (1/1) ... [2024-11-08 19:40:03,618 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03" (1/1) ... [2024-11-08 19:40:03,619 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03" (1/1) ... [2024-11-08 19:40:03,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:40:03,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:40:03,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:40:03,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:40:03,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:03" (1/1) ... [2024-11-08 19:40:03,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:40:03,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:40:03,678 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:40:03,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:40:03,719 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:40:03,719 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:40:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:40:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:40:03,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:40:03,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:40:03,889 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:40:03,893 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:40:04,046 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 19:40:04,046 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:40:04,096 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:40:04,099 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:40:04,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:40:04 BoogieIcfgContainer [2024-11-08 19:40:04,101 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:40:04,101 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:40:04,102 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:40:04,115 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:40:04,115 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:40:04" (1/1) ... [2024-11-08 19:40:04,125 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:40:04,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:04,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-08 19:40:04,179 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-08 19:40:04,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:40:04,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:04,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:40:04,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:04,635 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 19:40:04,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:04,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-08 19:40:04,740 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-08 19:40:04,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:40:04,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:04,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:40:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:40:04,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:40:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:40:04,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:40:04,941 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:40:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:40:04,985 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 19:40:05,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:40:05 ImpRootNode [2024-11-08 19:40:05,023 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:40:05,026 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:40:05,026 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:40:05,027 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:40:05,027 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:40:04" (3/4) ... [2024-11-08 19:40:05,030 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:40:05,032 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:40:05,033 INFO L158 Benchmark]: Toolchain (without parser) took 3047.05ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 85.0MB in the beginning and 103.4MB in the end (delta: -18.4MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2024-11-08 19:40:05,033 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:40:05,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1502.58ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 84.7MB in the beginning and 89.0MB in the end (delta: -4.3MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-11-08 19:40:05,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.60ms. Allocated memory is still 163.6MB. Free memory was 89.0MB in the beginning and 86.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:40:05,036 INFO L158 Benchmark]: Boogie Preprocessor took 45.51ms. Allocated memory is still 163.6MB. Free memory was 86.0MB in the beginning and 84.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:40:05,037 INFO L158 Benchmark]: RCFGBuilder took 474.41ms. Allocated memory is still 163.6MB. Free memory was 84.8MB in the beginning and 69.2MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:40:05,038 INFO L158 Benchmark]: CodeCheck took 923.62ms. Allocated memory is still 163.6MB. Free memory was 69.2MB in the beginning and 104.4MB in the end (delta: -35.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:40:05,040 INFO L158 Benchmark]: Witness Printer took 6.06ms. Allocated memory is still 163.6MB. Free memory was 104.4MB in the beginning and 103.4MB in the end (delta: 957.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:40:05,044 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, 18 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 13 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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: 1568]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1556, overapproximation of large string literal at line 1576, overapproximation of fgets at line 1554. 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); [L1576] 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) [L1576] 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] [L1577] CALL CWE190_Integer_Overflow__int_fgets_multiply_31_bad() [L1550] int data; [L1551] data = 0 [L1553] 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] [L1554] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1556] data = atoi(inputBuffer) [L1564] int dataCopy = data; [L1565] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] data * 2 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 0.34ms. Allocated memory is still 123.7MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1502.58ms. Allocated memory was 123.7MB in the beginning and 163.6MB in the end (delta: 39.8MB). Free memory was 84.7MB in the beginning and 89.0MB in the end (delta: -4.3MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.60ms. Allocated memory is still 163.6MB. Free memory was 89.0MB in the beginning and 86.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.51ms. Allocated memory is still 163.6MB. Free memory was 86.0MB in the beginning and 84.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 474.41ms. Allocated memory is still 163.6MB. Free memory was 84.8MB in the beginning and 69.2MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 923.62ms. Allocated memory is still 163.6MB. Free memory was 69.2MB in the beginning and 104.4MB in the end (delta: -35.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.06ms. Allocated memory is still 163.6MB. Free memory was 104.4MB in the beginning and 103.4MB in the end (delta: 957.4kB). 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 19:40:05,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/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_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_31_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/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_a5ebffc6-c618-4784-ac1e-3693089f5844/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 031a39fc0cbc0e470459104bc4288cc7a428728d1d79e0fde20ce92c284d813f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:40:07,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:40:07,688 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:40:07,730 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:40:07,731 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:40:07,731 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:40:07,732 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:40:07,733 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:40:07,734 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:40:07,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:40:07,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:40:07,737 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:40:07,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:40:07,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:40:07,740 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:40:07,741 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:40:07,741 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:40:07,741 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:40:07,742 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:40:07,742 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:40:07,743 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:40:07,743 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:40:07,744 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:40:07,744 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:40:07,745 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:40:07,745 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:07,746 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:40:07,746 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:40:07,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:40:07,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:40:07,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:40:07,748 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:40:07,748 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:40:07,748 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:07,749 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:40:07,749 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_a5ebffc6-c618-4784-ac1e-3693089f5844/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 031a39fc0cbc0e470459104bc4288cc7a428728d1d79e0fde20ce92c284d813f [2024-11-08 19:40:08,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:40:08,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:40:08,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:40:08,230 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:40:08,230 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:40:08,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_31_bad.i Unable to find full path for "g++" [2024-11-08 19:40:10,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:40:10,685 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:40:10,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_31_bad.i [2024-11-08 19:40:10,729 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/data/540c1e126/8945c44aea6643559b1b03239466766a/FLAG210a41921 [2024-11-08 19:40:10,743 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/data/540c1e126/8945c44aea6643559b1b03239466766a [2024-11-08 19:40:10,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:40:10,747 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:40:10,749 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:40:10,749 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:40:10,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:40:10,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:40:10" (1/1) ... [2024-11-08 19:40:10,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4714a285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:10, skipping insertion in model container [2024-11-08 19:40:10,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:40:10" (1/1) ... [2024-11-08 19:40:10,830 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:40:12,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:40:12,279 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:40:12,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:40:12,579 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:40:12,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12 WrapperNode [2024-11-08 19:40:12,584 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:40:12,585 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:40:12,585 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:40:12,585 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:40:12,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12" (1/1) ... [2024-11-08 19:40:12,665 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12" (1/1) ... [2024-11-08 19:40:12,717 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 67 [2024-11-08 19:40:12,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:40:12,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:40:12,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:40:12,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:40:12,735 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12" (1/1) ... [2024-11-08 19:40:12,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12" (1/1) ... [2024-11-08 19:40:12,744 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12" (1/1) ... [2024-11-08 19:40:12,744 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12" (1/1) ... [2024-11-08 19:40:12,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12" (1/1) ... [2024-11-08 19:40:12,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12" (1/1) ... [2024-11-08 19:40:12,774 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12" (1/1) ... [2024-11-08 19:40:12,780 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12" (1/1) ... [2024-11-08 19:40:12,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:40:12,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:40:12,788 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:40:12,788 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:40:12,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:40:12" (1/1) ... [2024-11-08 19:40:12,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:40:12,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:40:12,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:40:12,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:40:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:40:12,873 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:40:12,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:40:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:40:12,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:40:12,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:40:13,103 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:40:13,106 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:40:13,310 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-08 19:40:13,310 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:40:13,412 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:40:13,412 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:40:13,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:40:13 BoogieIcfgContainer [2024-11-08 19:40:13,413 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:40:13,413 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:40:13,414 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:40:13,426 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:40:13,426 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:40:13" (1/1) ... [2024-11-08 19:40:13,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:40:13,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:13,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-08 19:40:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-08 19:40:13,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:40:13,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:13,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:13,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:13,532 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:13,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:40:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:13,719 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:40:13,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:40:13,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:40:13,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:40:13,808 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 19:40:13,811 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 19:40:13,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:40:13,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:40:13,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-08 19:40:13,864 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-08 19:40:13,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:40:13,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:40:13,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:40:13,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:40:13,868 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:40:13,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:40:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:40:14,061 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:40:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:40:14,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:40:14,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:40:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:40:14,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 19:40:14,290 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 19:40:14,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:40:14 ImpRootNode [2024-11-08 19:40:14,323 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:40:14,324 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:40:14,324 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:40:14,324 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:40:14,325 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:40:13" (3/4) ... [2024-11-08 19:40:14,328 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:40:14,329 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:40:14,331 INFO L158 Benchmark]: Toolchain (without parser) took 3582.88ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 64.8MB in the beginning and 59.0MB in the end (delta: 5.7MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2024-11-08 19:40:14,332 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 92.3MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:40:14,333 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1835.37ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 64.5MB in the beginning and 79.7MB in the end (delta: -15.3MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2024-11-08 19:40:14,334 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.44ms. Allocated memory is still 123.7MB. Free memory was 79.2MB in the beginning and 76.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:40:14,335 INFO L158 Benchmark]: Boogie Preprocessor took 68.14ms. Allocated memory is still 123.7MB. Free memory was 76.5MB in the beginning and 74.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:40:14,336 INFO L158 Benchmark]: RCFGBuilder took 624.87ms. Allocated memory is still 123.7MB. Free memory was 74.4MB in the beginning and 92.6MB in the end (delta: -18.2MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-11-08 19:40:14,337 INFO L158 Benchmark]: CodeCheck took 910.06ms. Allocated memory is still 123.7MB. Free memory was 92.6MB in the beginning and 59.7MB in the end (delta: 32.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-08 19:40:14,338 INFO L158 Benchmark]: Witness Printer took 5.31ms. Allocated memory is still 123.7MB. Free memory was 59.7MB in the beginning and 59.0MB in the end (delta: 707.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:40:14,343 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, 18 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, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 13 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 53 ConjunctsInSsa, 2 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: 1568]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1556, overapproximation of large string literal at line 1576, overapproximation of fgets at line 1554. 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); [L1576] 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) [L1576] 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] [L1577] CALL CWE190_Integer_Overflow__int_fgets_multiply_31_bad() [L1550] int data; [L1551] data = 0 [L1553] 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] [L1554] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1556] data = atoi(inputBuffer) [L1564] int dataCopy = data; [L1565] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1566] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] data * 2 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 0.24ms. Allocated memory is still 92.3MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1835.37ms. Allocated memory was 92.3MB in the beginning and 123.7MB in the end (delta: 31.5MB). Free memory was 64.5MB in the beginning and 79.7MB in the end (delta: -15.3MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.44ms. Allocated memory is still 123.7MB. Free memory was 79.2MB in the beginning and 76.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.14ms. Allocated memory is still 123.7MB. Free memory was 76.5MB in the beginning and 74.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 624.87ms. Allocated memory is still 123.7MB. Free memory was 74.4MB in the beginning and 92.6MB in the end (delta: -18.2MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * CodeCheck took 910.06ms. Allocated memory is still 123.7MB. Free memory was 92.6MB in the beginning and 59.7MB in the end (delta: 32.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 5.31ms. Allocated memory is still 123.7MB. Free memory was 59.7MB in the beginning and 59.0MB in the end (delta: 707.1kB). 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 19:40:14,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5ebffc6-c618-4784-ac1e-3693089f5844/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