./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_15_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_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/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_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/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_af62640a-b4bb-4d28-aab8-d1e50c9289e1/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 12050c587f64495b99a9275ea2337bc1a385f6cb309adc39c0f3bf3ad3a12c27 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:20:32,762 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:20:32,858 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:20:32,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:20:32,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:20:32,902 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:20:32,904 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:20:32,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:20:32,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:20:32,907 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:20:32,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:20:32,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:20:32,909 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:20:32,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:20:32,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:20:32,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:20:32,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:20:32,912 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:20:32,912 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:20:32,913 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:20:32,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:20:32,914 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:20:32,914 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:20:32,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:20:32,915 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:20:32,915 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:20:32,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:20:32,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:20:32,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:20:32,917 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:20:32,917 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:20:32,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:20:32,918 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_af62640a-b4bb-4d28-aab8-d1e50c9289e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12050c587f64495b99a9275ea2337bc1a385f6cb309adc39c0f3bf3ad3a12c27 [2024-11-09 00:20:33,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:20:33,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:20:33,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:20:33,279 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:20:33,279 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:20:33,281 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_15_bad.i Unable to find full path for "g++" [2024-11-09 00:20:35,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:20:35,676 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:20:35,676 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_15_bad.i [2024-11-09 00:20:35,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/data/3d3a24e8c/138ce224ea164cef865fb4b27606cd6d/FLAG8c36f74c2 [2024-11-09 00:20:35,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/data/3d3a24e8c/138ce224ea164cef865fb4b27606cd6d [2024-11-09 00:20:35,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:20:35,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:20:35,860 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:20:35,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:20:35,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:20:35,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:20:35" (1/1) ... [2024-11-09 00:20:35,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce8a7d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:35, skipping insertion in model container [2024-11-09 00:20:35,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:20:35" (1/1) ... [2024-11-09 00:20:35,935 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:20:37,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:20:37,053 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:20:37,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:20:37,351 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:20:37,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37 WrapperNode [2024-11-09 00:20:37,352 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:20:37,353 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:20:37,353 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:20:37,353 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:20:37,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,393 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,428 INFO L138 Inliner]: procedures = 497, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2024-11-09 00:20:37,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:20:37,430 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:20:37,430 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:20:37,430 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:20:37,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,443 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,447 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,451 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,458 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,461 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,465 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:20:37,470 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:20:37,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:20:37,470 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:20:37,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:20:37,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:20:37,521 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:20:37,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:20:37,558 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:20:37,559 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:20:37,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:20:37,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:20:37,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:20:37,722 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:20:37,724 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:20:37,892 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-09 00:20:37,892 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:20:37,939 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:20:37,939 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:20:37,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:20:37 BoogieIcfgContainer [2024-11-09 00:20:37,940 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:20:37,941 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:20:37,941 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:20:37,953 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:20:37,953 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:20:37" (1/1) ... [2024-11-09 00:20:37,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:20:38,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-09 00:20:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-09 00:20:38,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:20:38,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:38,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:20:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:38,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:20:38,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:38,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-09 00:20:38,546 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-09 00:20:38,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:20:38,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:38,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:20:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:38,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:20:38,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:38,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 20 transitions. [2024-11-09 00:20:38,690 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2024-11-09 00:20:38,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:20:38,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:38,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:20:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:20:38,727 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:20:38,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:20:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:20:38,820 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:20:38,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:20:38,863 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-09 00:20:38,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:20:38 ImpRootNode [2024-11-09 00:20:38,903 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:20:38,904 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:20:38,904 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:20:38,904 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:20:38,906 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:20:37" (3/4) ... [2024-11-09 00:20:38,908 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:20:38,910 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:20:38,911 INFO L158 Benchmark]: Toolchain (without parser) took 3051.96ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 81.7MB in the beginning and 70.9MB in the end (delta: 10.8MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-09 00:20:38,912 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:20:38,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1492.33ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 56.3MB in the end (delta: 25.0MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. [2024-11-09 00:20:38,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.59ms. Allocated memory is still 117.4MB. Free memory was 56.3MB in the beginning and 53.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:20:38,915 INFO L158 Benchmark]: Boogie Preprocessor took 39.02ms. Allocated memory is still 117.4MB. Free memory was 53.6MB in the beginning and 52.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:20:38,916 INFO L158 Benchmark]: RCFGBuilder took 470.50ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 52.1MB in the beginning and 103.2MB in the end (delta: -51.1MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-11-09 00:20:38,919 INFO L158 Benchmark]: CodeCheck took 962.46ms. Allocated memory is still 146.8MB. Free memory was 103.2MB in the beginning and 70.9MB in the end (delta: 32.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-09 00:20:38,920 INFO L158 Benchmark]: Witness Printer took 5.91ms. Allocated memory is still 146.8MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:20:38,925 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, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 48 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 43 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 31 mSDtfsCounter, 23 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1565]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1578. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] CALL CWE190_Integer_Overflow__int_fscanf_postinc_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1563] case 7: [L1565] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1492.33ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 56.3MB in the end (delta: 25.0MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.59ms. Allocated memory is still 117.4MB. Free memory was 56.3MB in the beginning and 53.6MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.02ms. Allocated memory is still 117.4MB. Free memory was 53.6MB in the beginning and 52.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 470.50ms. Allocated memory was 117.4MB in the beginning and 146.8MB in the end (delta: 29.4MB). Free memory was 52.1MB in the beginning and 103.2MB in the end (delta: -51.1MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * CodeCheck took 962.46ms. Allocated memory is still 146.8MB. Free memory was 103.2MB in the beginning and 70.9MB in the end (delta: 32.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Witness Printer took 5.91ms. Allocated memory is still 146.8MB. Free memory is still 70.9MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:20:38,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/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_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/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_af62640a-b4bb-4d28-aab8-d1e50c9289e1/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 12050c587f64495b99a9275ea2337bc1a385f6cb309adc39c0f3bf3ad3a12c27 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:20:41,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:20:41,512 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:20:41,556 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:20:41,557 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:20:41,558 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:20:41,559 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:20:41,559 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:20:41,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:20:41,561 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:20:41,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:20:41,562 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:20:41,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:20:41,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:20:41,563 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:20:41,566 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:20:41,566 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:20:41,567 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:20:41,567 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:20:41,567 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:20:41,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:20:41,572 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:20:41,572 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:20:41,572 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:20:41,573 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:20:41,573 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:20:41,573 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:20:41,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:20:41,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:20:41,574 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:20:41,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:20:41,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:20:41,575 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:20:41,575 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:20:41,576 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:20:41,576 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_af62640a-b4bb-4d28-aab8-d1e50c9289e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12050c587f64495b99a9275ea2337bc1a385f6cb309adc39c0f3bf3ad3a12c27 [2024-11-09 00:20:41,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:20:42,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:20:42,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:20:42,025 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:20:42,025 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:20:42,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_15_bad.i Unable to find full path for "g++" [2024-11-09 00:20:44,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:20:44,480 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:20:44,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_15_bad.i [2024-11-09 00:20:44,505 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/data/c87f4239f/bdf6c73bde604f11a324aff9507d6e32/FLAG1eb01b7b7 [2024-11-09 00:20:44,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/data/c87f4239f/bdf6c73bde604f11a324aff9507d6e32 [2024-11-09 00:20:44,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:20:44,680 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:20:44,681 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:20:44,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:20:44,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:20:44,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:20:44" (1/1) ... [2024-11-09 00:20:44,689 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@110b6e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:44, skipping insertion in model container [2024-11-09 00:20:44,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:20:44" (1/1) ... [2024-11-09 00:20:44,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:20:45,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:20:45,801 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:20:45,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:20:46,064 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:20:46,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46 WrapperNode [2024-11-09 00:20:46,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:20:46,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:20:46,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:20:46,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:20:46,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,102 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,124 INFO L138 Inliner]: procedures = 502, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2024-11-09 00:20:46,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:20:46,127 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:20:46,128 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:20:46,128 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:20:46,139 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,165 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:20:46,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:20:46,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:20:46,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:20:46,172 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:20:46,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:20:46,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:20:46,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:20:46,236 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:20:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:20:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:20:46,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:20:46,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:20:46,415 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:20:46,418 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:20:46,621 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 00:20:46,621 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:20:46,699 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:20:46,699 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:20:46,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:20:46 BoogieIcfgContainer [2024-11-09 00:20:46,700 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:20:46,701 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:20:46,701 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:20:46,712 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:20:46,712 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:20:46" (1/1) ... [2024-11-09 00:20:46,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:20:46,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:46,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-09 00:20:46,789 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-09 00:20:46,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:20:46,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:46,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:20:46,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:20:46,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:20:46,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:20:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:46,978 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:20:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:20:47,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:20:47,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:20:47,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:20:47,051 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:20:47,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:20:47,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:20:47,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-11-09 00:20:47,083 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-11-09 00:20:47,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:20:47,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:20:47,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:20:47,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:20:47,088 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:20:47,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:20:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:20:47,248 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:20:47,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:20:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:20:47,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:20:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:20:47,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:20:47,435 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:20:47,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:20:47 ImpRootNode [2024-11-09 00:20:47,473 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:20:47,475 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:20:47,475 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:20:47,476 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:20:47,476 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:20:46" (3/4) ... [2024-11-09 00:20:47,479 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:20:47,480 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:20:47,482 INFO L158 Benchmark]: Toolchain (without parser) took 2800.87ms. Allocated memory was 67.1MB in the beginning and 100.7MB in the end (delta: 33.6MB). Free memory was 39.7MB in the beginning and 67.5MB in the end (delta: -27.8MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-11-09 00:20:47,482 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:20:47,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1383.55ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.6MB in the beginning and 46.5MB in the end (delta: -7.0MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2024-11-09 00:20:47,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.45ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 43.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:20:47,485 INFO L158 Benchmark]: Boogie Preprocessor took 43.03ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 41.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:20:47,486 INFO L158 Benchmark]: RCFGBuilder took 528.72ms. Allocated memory is still 83.9MB. Free memory was 41.5MB in the beginning and 47.8MB in the end (delta: -6.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-11-09 00:20:47,487 INFO L158 Benchmark]: CodeCheck took 772.86ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 47.8MB in the beginning and 68.1MB in the end (delta: -20.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 00:20:47,488 INFO L158 Benchmark]: Witness Printer took 5.03ms. Allocated memory is still 100.7MB. Free memory was 68.1MB in the beginning and 67.5MB in the end (delta: 571.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:20:47,493 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, 20 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, 28 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 16 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 40 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1565]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1578. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1578] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={3:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1578] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1579] CALL CWE190_Integer_Overflow__int_fscanf_postinc_15_bad() [L1550] int data; [L1551] data = 0 [L1554] case 6: [L1563] case 7: [L1565] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1383.55ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 39.6MB in the beginning and 46.5MB in the end (delta: -7.0MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.45ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 43.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.03ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 41.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 528.72ms. Allocated memory is still 83.9MB. Free memory was 41.5MB in the beginning and 47.8MB in the end (delta: -6.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * CodeCheck took 772.86ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 47.8MB in the beginning and 68.1MB in the end (delta: -20.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 5.03ms. Allocated memory is still 100.7MB. Free memory was 68.1MB in the beginning and 67.5MB in the end (delta: 571.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:20:47,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af62640a-b4bb-4d28-aab8-d1e50c9289e1/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