./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_01_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_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/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_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/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_d18b3fe6-8eca-485a-a097-921f1d170b55/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 289769868df1af29adfcd70358e97fde8558d98da7a780345593d0ecab377e42 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:34:48,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:34:48,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:34:48,810 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:34:48,811 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:34:48,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:34:48,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:34:48,854 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:34:48,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:34:48,855 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:34:48,855 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:34:48,855 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:34:48,856 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:34:48,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:34:48,856 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:34:48,857 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:34:48,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:34:48,857 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:34:48,858 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:34:48,861 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:34:48,861 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:34:48,865 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:34:48,865 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:34:48,865 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:34:48,866 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:34:48,866 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:34:48,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:48,867 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:34:48,867 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:34:48,867 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:34:48,867 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:34:48,867 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:34:48,868 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_d18b3fe6-8eca-485a-a097-921f1d170b55/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 289769868df1af29adfcd70358e97fde8558d98da7a780345593d0ecab377e42 [2024-11-08 19:34:49,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:34:49,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:34:49,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:34:49,182 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:34:49,182 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:34:49,184 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_01_bad.i Unable to find full path for "g++" [2024-11-08 19:34:51,171 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:34:51,592 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:34:51,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_01_bad.i [2024-11-08 19:34:51,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/data/38aca7fe8/1f14666ead104ba0aa9ac354a052424f/FLAGeb1e98bad [2024-11-08 19:34:51,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/data/38aca7fe8/1f14666ead104ba0aa9ac354a052424f [2024-11-08 19:34:51,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:34:51,758 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:34:51,760 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:51,760 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:34:51,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:34:51,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:51" (1/1) ... [2024-11-08 19:34:51,768 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7acf041e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:51, skipping insertion in model container [2024-11-08 19:34:51,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:51" (1/1) ... [2024-11-08 19:34:51,855 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:34:52,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:52,896 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:34:53,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:53,202 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:34:53,203 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53 WrapperNode [2024-11-08 19:34:53,203 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:53,204 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:53,204 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:34:53,205 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:34:53,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,246 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,282 INFO L138 Inliner]: procedures = 498, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-08 19:34:53,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:53,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:34:53,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:34:53,284 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:34:53,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,296 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,309 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:34:53,322 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:34:53,323 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:34:53,323 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:34:53,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:53,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:34:53,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:34:53,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:34:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:34:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:34:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:34:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:34:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:34:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:34:53,562 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:34:53,566 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:34:53,742 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 19:34:53,742 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:34:53,780 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:34:53,781 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:34:53,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:53 BoogieIcfgContainer [2024-11-08 19:34:53,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:34:53,782 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:34:53,782 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:34:53,794 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:34:53,794 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:53" (1/1) ... [2024-11-08 19:34:53,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:34:53,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:53,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-08 19:34:53,850 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-08 19:34:53,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:34:53,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:53,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:34:54,226 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 19:34:54,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:54,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-08 19:34:54,286 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-08 19:34:54,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:34:54,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:54,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:54,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:34:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:54,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:54,478 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:34:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:54,524 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 19:34:54,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:34:54 ImpRootNode [2024-11-08 19:34:54,558 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:34:54,560 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:34:54,560 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:34:54,560 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:34:54,561 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:53" (3/4) ... [2024-11-08 19:34:54,564 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:34:54,565 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:34:54,566 INFO L158 Benchmark]: Toolchain (without parser) took 2807.78ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 118.8MB in the beginning and 118.9MB in the end (delta: -69.6kB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2024-11-08 19:34:54,567 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:54,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1443.86ms. Allocated memory is still 155.2MB. Free memory was 118.8MB in the beginning and 65.0MB in the end (delta: 53.8MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-11-08 19:34:54,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.72ms. Allocated memory is still 155.2MB. Free memory was 65.0MB in the beginning and 62.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:54,569 INFO L158 Benchmark]: Boogie Preprocessor took 38.29ms. Allocated memory is still 155.2MB. Free memory was 62.4MB in the beginning and 60.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:54,570 INFO L158 Benchmark]: RCFGBuilder took 459.15ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 60.8MB in the beginning and 149.3MB in the end (delta: -88.5MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-11-08 19:34:54,570 INFO L158 Benchmark]: CodeCheck took 776.42ms. Allocated memory is still 186.6MB. Free memory was 149.3MB in the beginning and 118.9MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 19:34:54,571 INFO L158 Benchmark]: Witness Printer took 5.44ms. Allocated memory is still 186.6MB. Free memory is still 118.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:54,574 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: 0.7s, 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: 1565]: 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 1572, 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); [L1572] 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) [L1572] 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] [L1573] CALL CWE190_Integer_Overflow__int_fgets_multiply_01_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) [L1563] 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] [L1565] 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 0.29ms. Allocated memory is still 121.6MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1443.86ms. Allocated memory is still 155.2MB. Free memory was 118.8MB in the beginning and 65.0MB in the end (delta: 53.8MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.72ms. Allocated memory is still 155.2MB. Free memory was 65.0MB in the beginning and 62.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.29ms. Allocated memory is still 155.2MB. Free memory was 62.4MB in the beginning and 60.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 459.15ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 60.8MB in the beginning and 149.3MB in the end (delta: -88.5MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * CodeCheck took 776.42ms. Allocated memory is still 186.6MB. Free memory was 149.3MB in the beginning and 118.9MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 5.44ms. Allocated memory is still 186.6MB. Free memory is still 118.9MB. 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 19:34:54,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/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_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/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_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/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_d18b3fe6-8eca-485a-a097-921f1d170b55/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 289769868df1af29adfcd70358e97fde8558d98da7a780345593d0ecab377e42 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:34:57,076 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:34:57,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:34:57,219 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:34:57,221 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:34:57,222 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:34:57,223 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:34:57,224 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:34:57,225 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:34:57,226 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:34:57,226 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:34:57,227 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:34:57,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:34:57,229 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:34:57,230 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:34:57,230 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:34:57,230 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:34:57,231 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:34:57,231 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:34:57,231 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:34:57,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:34:57,232 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:34:57,232 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:34:57,237 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:34:57,237 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:34:57,237 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:57,238 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:34:57,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:34:57,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:57,239 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:34:57,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:34:57,239 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:34:57,239 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:34:57,240 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:57,240 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:34:57,240 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_d18b3fe6-8eca-485a-a097-921f1d170b55/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 289769868df1af29adfcd70358e97fde8558d98da7a780345593d0ecab377e42 [2024-11-08 19:34:57,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:34:57,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:34:57,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:34:57,684 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:34:57,684 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:34:57,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_01_bad.i Unable to find full path for "g++" [2024-11-08 19:34:59,714 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:35:00,116 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:35:00,117 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_01_bad.i [2024-11-08 19:35:00,152 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/data/984d52981/89189f4f3ac14ca18c70630d4ee22dd8/FLAG00b8e89ab [2024-11-08 19:35:00,172 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/data/984d52981/89189f4f3ac14ca18c70630d4ee22dd8 [2024-11-08 19:35:00,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:35:00,177 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:35:00,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:35:00,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:35:00,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:35:00,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:35:00" (1/1) ... [2024-11-08 19:35:00,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79d2344d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:00, skipping insertion in model container [2024-11-08 19:35:00,189 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:35:00" (1/1) ... [2024-11-08 19:35:00,265 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:35:01,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:35:01,393 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:35:01,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:35:01,720 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:35:01,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01 WrapperNode [2024-11-08 19:35:01,721 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:35:01,722 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:35:01,722 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:35:01,722 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:35:01,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01" (1/1) ... [2024-11-08 19:35:01,757 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01" (1/1) ... [2024-11-08 19:35:01,780 INFO L138 Inliner]: procedures = 503, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2024-11-08 19:35:01,780 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:35:01,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:35:01,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:35:01,781 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:35:01,791 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01" (1/1) ... [2024-11-08 19:35:01,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01" (1/1) ... [2024-11-08 19:35:01,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01" (1/1) ... [2024-11-08 19:35:01,795 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01" (1/1) ... [2024-11-08 19:35:01,802 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01" (1/1) ... [2024-11-08 19:35:01,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01" (1/1) ... [2024-11-08 19:35:01,807 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01" (1/1) ... [2024-11-08 19:35:01,809 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01" (1/1) ... [2024-11-08 19:35:01,812 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:35:01,813 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:35:01,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:35:01,813 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:35:01,814 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:35:01" (1/1) ... [2024-11-08 19:35:01,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:35:01,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:35:01,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:35:01,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:35:01,906 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:35:01,907 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:35:01,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:35:01,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:35:01,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:35:01,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:35:02,137 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:35:02,139 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:35:02,290 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 19:35:02,290 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:35:02,364 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:35:02,364 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:35:02,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:02 BoogieIcfgContainer [2024-11-08 19:35:02,367 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:35:02,368 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:35:02,368 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:35:02,378 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:35:02,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:02" (1/1) ... [2024-11-08 19:35:02,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:35:02,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:02,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2024-11-08 19:35:02,454 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2024-11-08 19:35:02,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:35:02,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:02,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:35:02,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:35:02,464 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:35:02,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:35:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:02,652 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 19:35:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:35:02,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 19:35:02,704 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 19:35:02,745 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 19:35:02,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:35:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:35:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2024-11-08 19:35:02,799 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-08 19:35:02,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:35:02,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:35:02,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:35:02,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:35:02,804 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:35:02,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 19:35:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:35:02,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:35:03,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:35:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:35:03,140 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:35:03,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:35:03,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 19:35:03,194 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 19:35:03,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:35:03 ImpRootNode [2024-11-08 19:35:03,229 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:35:03,230 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:35:03,230 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:35:03,231 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:35:03,232 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:35:02" (3/4) ... [2024-11-08 19:35:03,234 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:35:03,236 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:35:03,237 INFO L158 Benchmark]: Toolchain (without parser) took 3059.44ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 61.0MB in the beginning and 85.5MB in the end (delta: -24.5MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-11-08 19:35:03,239 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 88.1MB. Free memory was 63.7MB in the beginning and 63.6MB in the end (delta: 148.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:35:03,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1542.56ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 60.7MB in the beginning and 68.2MB in the end (delta: -7.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-08 19:35:03,240 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.77ms. Allocated memory is still 119.5MB. Free memory was 68.2MB in the beginning and 65.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:35:03,241 INFO L158 Benchmark]: Boogie Preprocessor took 31.43ms. Allocated memory is still 119.5MB. Free memory was 65.2MB in the beginning and 63.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:35:03,242 INFO L158 Benchmark]: RCFGBuilder took 553.80ms. Allocated memory is still 119.5MB. Free memory was 63.1MB in the beginning and 79.9MB in the end (delta: -16.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2024-11-08 19:35:03,243 INFO L158 Benchmark]: CodeCheck took 861.85ms. Allocated memory is still 119.5MB. Free memory was 79.9MB in the beginning and 86.2MB in the end (delta: -6.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:35:03,244 INFO L158 Benchmark]: Witness Printer took 5.84ms. Allocated memory is still 119.5MB. Free memory was 86.2MB in the beginning and 85.5MB in the end (delta: 749.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:35:03,249 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, 0.1s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 52 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: 1565]: 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 1572, 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); [L1572] 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) [L1572] 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] [L1573] CALL CWE190_Integer_Overflow__int_fgets_multiply_01_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) [L1563] 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] [L1565] 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 0.78ms. Allocated memory is still 88.1MB. Free memory was 63.7MB in the beginning and 63.6MB in the end (delta: 148.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1542.56ms. Allocated memory was 88.1MB in the beginning and 119.5MB in the end (delta: 31.5MB). Free memory was 60.7MB in the beginning and 68.2MB in the end (delta: -7.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.77ms. Allocated memory is still 119.5MB. Free memory was 68.2MB in the beginning and 65.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.43ms. Allocated memory is still 119.5MB. Free memory was 65.2MB in the beginning and 63.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 553.80ms. Allocated memory is still 119.5MB. Free memory was 63.1MB in the beginning and 79.9MB in the end (delta: -16.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * CodeCheck took 861.85ms. Allocated memory is still 119.5MB. Free memory was 79.9MB in the beginning and 86.2MB in the end (delta: -6.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.84ms. Allocated memory is still 119.5MB. Free memory was 86.2MB in the beginning and 85.5MB in the end (delta: 749.9kB). 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 19:35:03,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d18b3fe6-8eca-485a-a097-921f1d170b55/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample