./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_34_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_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/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_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/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_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/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 7c95fb682246d825a645e786fef77042cc3cf2eb544964370f7f1ea58ecee643 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:11:17,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:11:17,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:11:17,643 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:11:17,643 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:11:17,672 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:11:17,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:11:17,673 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:11:17,674 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:11:17,674 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:11:17,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:11:17,675 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:11:17,675 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:11:17,676 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:11:17,676 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:11:17,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:11:17,677 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:11:17,677 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:11:17,678 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:11:17,678 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:11:17,678 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:11:17,679 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:11:17,679 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:11:17,680 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:11:17,680 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:11:17,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:11:17,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:17,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:11:17,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:11:17,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:11:17,683 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:11:17,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:11:17,683 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_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c95fb682246d825a645e786fef77042cc3cf2eb544964370f7f1ea58ecee643 [2024-11-08 23:11:17,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:11:17,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:11:17,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:11:17,972 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:11:17,973 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:11:17,974 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_34_bad.i Unable to find full path for "g++" [2024-11-08 23:11:19,983 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:11:20,417 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:11:20,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_34_bad.i [2024-11-08 23:11:20,451 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/data/301c56404/f4ab09be390c4a10a67581c7c5d0d6e7/FLAG0db54a3d5 [2024-11-08 23:11:20,471 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/data/301c56404/f4ab09be390c4a10a67581c7c5d0d6e7 [2024-11-08 23:11:20,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:11:20,476 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:11:20,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:20,481 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:11:20,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:11:20,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:20" (1/1) ... [2024-11-08 23:11:20,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39cb1b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:20, skipping insertion in model container [2024-11-08 23:11:20,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:20" (1/1) ... [2024-11-08 23:11:20,568 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:11:21,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:21,658 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:11:21,777 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:21,925 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:11:21,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21 WrapperNode [2024-11-08 23:11:21,926 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:21,927 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:21,927 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:11:21,927 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:11:21,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21" (1/1) ... [2024-11-08 23:11:21,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21" (1/1) ... [2024-11-08 23:11:21,992 INFO L138 Inliner]: procedures = 497, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 53 [2024-11-08 23:11:21,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:21,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:11:21,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:11:21,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:11:22,002 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21" (1/1) ... [2024-11-08 23:11:22,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21" (1/1) ... [2024-11-08 23:11:22,005 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21" (1/1) ... [2024-11-08 23:11:22,005 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21" (1/1) ... [2024-11-08 23:11:22,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21" (1/1) ... [2024-11-08 23:11:22,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21" (1/1) ... [2024-11-08 23:11:22,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21" (1/1) ... [2024-11-08 23:11:22,016 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21" (1/1) ... [2024-11-08 23:11:22,018 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:11:22,019 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:11:22,019 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:11:22,019 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:11:22,020 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:21" (1/1) ... [2024-11-08 23:11:22,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:22,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:11:22,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:11:22,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:11:22,107 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:11:22,107 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:11:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:11:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:11:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:11:22,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:11:22,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:11:22,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:11:22,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:11:22,316 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:11:22,319 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:11:22,422 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-08 23:11:22,422 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:11:22,467 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:11:22,468 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:11:22,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:22 BoogieIcfgContainer [2024-11-08 23:11:22,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:11:22,469 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:11:22,469 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:11:22,480 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:11:22,480 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:22" (1/1) ... [2024-11-08 23:11:22,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:11:22,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:22,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:11:22,596 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:11:22,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:11:22,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:22,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:23,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:23,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:23,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:11:23,130 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:11:23,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:11:23,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:23,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:11:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:23,160 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:11:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:23,235 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:11:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:23,266 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:11:23,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:11:23 ImpRootNode [2024-11-08 23:11:23,291 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:11:23,292 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:11:23,292 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:11:23,292 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:11:23,292 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:22" (3/4) ... [2024-11-08 23:11:23,295 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:11:23,296 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:11:23,297 INFO L158 Benchmark]: Toolchain (without parser) took 2821.18ms. Allocated memory is still 176.2MB. Free memory was 139.8MB in the beginning and 113.1MB in the end (delta: 26.7MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2024-11-08 23:11:23,298 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 121.6MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:11:23,298 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1447.08ms. Allocated memory is still 176.2MB. Free memory was 139.8MB in the beginning and 74.0MB in the end (delta: 65.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-08 23:11:23,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.75ms. Allocated memory is still 176.2MB. Free memory was 74.0MB in the beginning and 71.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:11:23,299 INFO L158 Benchmark]: Boogie Preprocessor took 25.11ms. Allocated memory is still 176.2MB. Free memory was 71.7MB in the beginning and 69.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:11:23,300 INFO L158 Benchmark]: RCFGBuilder took 449.51ms. Allocated memory is still 176.2MB. Free memory was 69.8MB in the beginning and 55.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:11:23,300 INFO L158 Benchmark]: CodeCheck took 822.03ms. Allocated memory is still 176.2MB. Free memory was 55.1MB in the beginning and 113.1MB in the end (delta: -57.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:11:23,301 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 176.2MB. Free memory is still 113.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:11:23,304 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, 12 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, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 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, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 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, 0.3s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 1563]: 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 1572. 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)={1:0}, 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_fscanf_preinc_34_bad() [L1555] int data; [L1556] CWE190_Integer_Overflow__int_fscanf_preinc_34_unionType myUnion; [L1557] data = 0 [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1563] ++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 0.23ms. Allocated memory is still 121.6MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1447.08ms. Allocated memory is still 176.2MB. Free memory was 139.8MB in the beginning and 74.0MB in the end (delta: 65.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.75ms. Allocated memory is still 176.2MB. Free memory was 74.0MB in the beginning and 71.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.11ms. Allocated memory is still 176.2MB. Free memory was 71.7MB in the beginning and 69.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 449.51ms. Allocated memory is still 176.2MB. Free memory was 69.8MB in the beginning and 55.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 822.03ms. Allocated memory is still 176.2MB. Free memory was 55.1MB in the beginning and 113.1MB in the end (delta: -57.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 176.2MB. Free memory is still 113.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:11:23,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/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_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_34_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/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_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/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 7c95fb682246d825a645e786fef77042cc3cf2eb544964370f7f1ea58ecee643 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:11:25,805 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:11:25,899 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:11:25,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:11:25,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:11:25,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:11:25,945 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:11:25,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:11:25,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:11:25,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:11:25,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:11:25,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:11:25,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:11:25,948 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:11:25,948 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:11:25,949 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:11:25,949 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:11:25,949 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:11:25,950 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:11:25,953 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:11:25,956 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:11:25,957 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:11:25,957 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:11:25,957 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:11:25,957 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:11:25,958 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:25,958 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:11:25,958 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:11:25,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:25,959 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:11:25,959 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:11:25,959 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:11:25,959 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:11:25,960 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:25,961 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:11:25,961 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_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c95fb682246d825a645e786fef77042cc3cf2eb544964370f7f1ea58ecee643 [2024-11-08 23:11:26,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:11:26,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:11:26,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:11:26,393 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:11:26,394 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:11:26,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_34_bad.i Unable to find full path for "g++" [2024-11-08 23:11:28,542 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:11:28,939 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:11:28,940 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_34_bad.i [2024-11-08 23:11:28,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/data/70ebb9ce1/3d74c0d205e542b5bdcc970836dfa7ca/FLAGf65facae1 [2024-11-08 23:11:28,997 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/data/70ebb9ce1/3d74c0d205e542b5bdcc970836dfa7ca [2024-11-08 23:11:29,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:11:29,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:11:29,003 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:29,003 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:11:29,011 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:11:29,011 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:28" (1/1) ... [2024-11-08 23:11:29,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a2cd5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:29, skipping insertion in model container [2024-11-08 23:11:29,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:28" (1/1) ... [2024-11-08 23:11:29,099 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:11:30,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:30,143 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:11:30,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:30,481 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:11:30,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30 WrapperNode [2024-11-08 23:11:30,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:30,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:30,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:11:30,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:11:30,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,562 INFO L138 Inliner]: procedures = 502, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2024-11-08 23:11:30,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:30,563 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:11:30,563 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:11:30,563 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:11:30,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,576 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,576 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,585 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,590 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,591 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,595 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:11:30,596 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:11:30,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:11:30,596 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:11:30,597 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:30" (1/1) ... [2024-11-08 23:11:30,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:30,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:11:30,630 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:11:30,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:11:30,658 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:11:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:11:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:11:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:11:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:11:30,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:11:30,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:11:30,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:11:30,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:11:30,862 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:11:30,865 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:11:31,055 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:11:31,055 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:11:31,125 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:11:31,126 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:11:31,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:31 BoogieIcfgContainer [2024-11-08 23:11:31,127 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:11:31,128 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:11:31,128 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:11:31,138 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:11:31,139 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:31" (1/1) ... [2024-11-08 23:11:31,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:11:31,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:31,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:11:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:11:31,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:11:31,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:31,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:31,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:11:31,235 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:11:31,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:11:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:31,409 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:11:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:11:31,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:11:31,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:11:31,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:11:31,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:11:31,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:11:31,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:11:31,499 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:11:31,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:11:31,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:11:31,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:11:31,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:11:31,503 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:11:31,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:11:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:31,681 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:11:31,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:31,825 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:11:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:11:31,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:11:31,900 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:11:31,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:11:31 ImpRootNode [2024-11-08 23:11:31,934 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:11:31,935 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:11:31,935 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:11:31,935 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:11:31,936 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:11:31" (3/4) ... [2024-11-08 23:11:31,940 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:11:31,941 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:11:31,942 INFO L158 Benchmark]: Toolchain (without parser) took 2940.36ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 38.3MB in the beginning and 36.3MB in the end (delta: 2.0MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-08 23:11:31,943 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 101.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:11:31,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1479.42ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 38.2MB in the beginning and 37.9MB in the end (delta: 313.2kB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-11-08 23:11:31,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.61ms. Allocated memory is still 86.0MB. Free memory was 37.5MB in the beginning and 56.9MB in the end (delta: -19.5MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2024-11-08 23:11:31,946 INFO L158 Benchmark]: Boogie Preprocessor took 32.11ms. Allocated memory is still 86.0MB. Free memory was 56.9MB in the beginning and 54.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:11:31,947 INFO L158 Benchmark]: RCFGBuilder took 531.71ms. Allocated memory is still 86.0MB. Free memory was 54.9MB in the beginning and 38.5MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:11:31,949 INFO L158 Benchmark]: CodeCheck took 806.39ms. Allocated memory is still 86.0MB. Free memory was 38.5MB in the beginning and 36.8MB in the end (delta: 1.8MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. [2024-11-08 23:11:31,949 INFO L158 Benchmark]: Witness Printer took 5.83ms. Allocated memory is still 86.0MB. Free memory was 36.8MB in the beginning and 36.3MB in the end (delta: 453.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:11:31,955 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, 12 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, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 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, 6 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 47 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: 1563]: 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 1572. 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)={1:0}, 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_fscanf_preinc_34_bad() [L1555] int data; [L1556] CWE190_Integer_Overflow__int_fscanf_preinc_34_unionType myUnion; [L1557] data = 0 [L1559] myUnion.unionFirst = data [L1561] EXPR myUnion.unionSecond [L1561] int data = myUnion.unionSecond; [L1563] ++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 0.18ms. Allocated memory is still 69.2MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 101.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1479.42ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 38.2MB in the beginning and 37.9MB in the end (delta: 313.2kB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.61ms. Allocated memory is still 86.0MB. Free memory was 37.5MB in the beginning and 56.9MB in the end (delta: -19.5MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.11ms. Allocated memory is still 86.0MB. Free memory was 56.9MB in the beginning and 54.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 531.71ms. Allocated memory is still 86.0MB. Free memory was 54.9MB in the beginning and 38.5MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 806.39ms. Allocated memory is still 86.0MB. Free memory was 38.5MB in the beginning and 36.8MB in the end (delta: 1.8MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. * Witness Printer took 5.83ms. Allocated memory is still 86.0MB. Free memory was 36.8MB in the beginning and 36.3MB in the end (delta: 453.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:11:32,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d488503a-78e1-4d4f-bfc5-f718de6b5eb0/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