./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_07_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_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/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_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/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_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/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 8965a34747b5cc7c0d9995d108136c7010bdbab6cbe92d7f1cf0cdb5eeaee420 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:34:49,576 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:34:49,669 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:34:49,675 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:34:49,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:34:49,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:34:49,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:34:49,714 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:34:49,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:34:49,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:34:49,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:34:49,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:34:49,716 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:34:49,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:34:49,718 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:34:49,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:34:49,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:34:49,723 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:34:49,723 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:34:49,723 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:34:49,723 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:34:49,724 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:34:49,724 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:34:49,726 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:34:49,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:34:49,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:34:49,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:34:49,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:34:49,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:34:49,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:34:49,727 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:34:49,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:34:49,728 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_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8965a34747b5cc7c0d9995d108136c7010bdbab6cbe92d7f1cf0cdb5eeaee420 [2024-11-09 00:34:50,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:34:50,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:34:50,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:34:50,046 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:34:50,047 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:34:50,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_07_bad.i Unable to find full path for "g++" [2024-11-09 00:34:52,022 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:34:52,357 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:34:52,359 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_07_bad.i [2024-11-09 00:34:52,392 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/data/2956d79cd/b7713c4da02246a1917e71f10187e5aa/FLAGbffa074b8 [2024-11-09 00:34:52,410 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/data/2956d79cd/b7713c4da02246a1917e71f10187e5aa [2024-11-09 00:34:52,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:34:52,416 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:34:52,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:34:52,418 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:34:52,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:34:52,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:34:52" (1/1) ... [2024-11-09 00:34:52,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12fed4c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:52, skipping insertion in model container [2024-11-09 00:34:52,424 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:34:52" (1/1) ... [2024-11-09 00:34:52,496 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:34:53,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:34:53,590 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:34:53,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:34:53,953 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:34:53,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53 WrapperNode [2024-11-09 00:34:53,954 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:34:53,955 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:34:53,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:34:53,955 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:34:53,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53" (1/1) ... [2024-11-09 00:34:53,997 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53" (1/1) ... [2024-11-09 00:34:54,032 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-09 00:34:54,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:34:54,034 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:34:54,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:34:54,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:34:54,044 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53" (1/1) ... [2024-11-09 00:34:54,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53" (1/1) ... [2024-11-09 00:34:54,049 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53" (1/1) ... [2024-11-09 00:34:54,050 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53" (1/1) ... [2024-11-09 00:34:54,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53" (1/1) ... [2024-11-09 00:34:54,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53" (1/1) ... [2024-11-09 00:34:54,066 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53" (1/1) ... [2024-11-09 00:34:54,068 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53" (1/1) ... [2024-11-09 00:34:54,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:34:54,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:34:54,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:34:54,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:34:54,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:53" (1/1) ... [2024-11-09 00:34:54,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:34:54,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:34:54,118 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:34:54,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:34:54,156 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:34:54,156 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:34:54,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:34:54,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:34:54,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:34:54,354 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:34:54,357 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:34:54,510 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:34:54,510 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:34:54,583 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:34:54,583 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:34:54,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:34:54 BoogieIcfgContainer [2024-11-09 00:34:54,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:34:54,587 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:34:54,587 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:34:54,599 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:34:54,599 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:34:54" (1/1) ... [2024-11-09 00:34:54,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:34:54,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:34:54,681 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:34:54,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:34:54,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:54,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:55,187 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 00:34:55,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:55,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 14 transitions. [2024-11-09 00:34:55,269 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-09 00:34:55,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:34:55,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:55,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:55,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:34:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:55,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:55,394 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:34:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:55,457 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:34:55,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:34:55 ImpRootNode [2024-11-09 00:34:55,495 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:34:55,495 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:34:55,496 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:34:55,497 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:34:55,498 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:34:54" (3/4) ... [2024-11-09 00:34:55,500 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:34:55,502 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:34:55,503 INFO L158 Benchmark]: Toolchain (without parser) took 3087.47ms. Allocated memory was 132.1MB in the beginning and 178.3MB in the end (delta: 46.1MB). Free memory was 91.9MB in the beginning and 139.7MB in the end (delta: -47.8MB). Peak memory consumption was 655.8kB. Max. memory is 16.1GB. [2024-11-09 00:34:55,503 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 132.1MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:34:55,504 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1536.92ms. Allocated memory was 132.1MB in the beginning and 178.3MB in the end (delta: 46.1MB). Free memory was 91.9MB in the beginning and 123.7MB in the end (delta: -31.8MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2024-11-09 00:34:55,504 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.54ms. Allocated memory is still 178.3MB. Free memory was 123.5MB in the beginning and 120.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:34:55,505 INFO L158 Benchmark]: Boogie Preprocessor took 40.44ms. Allocated memory is still 178.3MB. Free memory was 120.4MB in the beginning and 119.5MB in the end (delta: 935.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:34:55,505 INFO L158 Benchmark]: RCFGBuilder took 511.49ms. Allocated memory is still 178.3MB. Free memory was 119.5MB in the beginning and 104.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:34:55,506 INFO L158 Benchmark]: CodeCheck took 907.63ms. Allocated memory is still 178.3MB. Free memory was 104.9MB in the beginning and 140.8MB in the end (delta: -35.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 00:34:55,506 INFO L158 Benchmark]: Witness Printer took 6.47ms. Allocated memory is still 178.3MB. Free memory was 140.8MB in the beginning and 139.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:34:55,513 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, 14 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, 12 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 10 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 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: 1560]: 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 1569. 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); [L1548] static int staticFive = 5; [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE190_Integer_Overflow__int_fscanf_preinc_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1560] ++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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 132.1MB. Free memory is still 101.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1536.92ms. Allocated memory was 132.1MB in the beginning and 178.3MB in the end (delta: 46.1MB). Free memory was 91.9MB in the beginning and 123.7MB in the end (delta: -31.8MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.54ms. Allocated memory is still 178.3MB. Free memory was 123.5MB in the beginning and 120.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.44ms. Allocated memory is still 178.3MB. Free memory was 120.4MB in the beginning and 119.5MB in the end (delta: 935.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 511.49ms. Allocated memory is still 178.3MB. Free memory was 119.5MB in the beginning and 104.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 907.63ms. Allocated memory is still 178.3MB. Free memory was 104.9MB in the beginning and 140.8MB in the end (delta: -35.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 6.47ms. Allocated memory is still 178.3MB. Free memory was 140.8MB in the beginning and 139.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:34:55,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/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_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/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_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/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 8965a34747b5cc7c0d9995d108136c7010bdbab6cbe92d7f1cf0cdb5eeaee420 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:34:57,921 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:34:58,025 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:34:58,078 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:34:58,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:34:58,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:34:58,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:34:58,081 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:34:58,082 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:34:58,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:34:58,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:34:58,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:34:58,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:34:58,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:34:58,087 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:34:58,088 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:34:58,088 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:34:58,089 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:34:58,089 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:34:58,089 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:34:58,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:34:58,094 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:34:58,094 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:34:58,095 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:34:58,095 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:34:58,095 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:34:58,095 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:34:58,096 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:34:58,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:34:58,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:34:58,097 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:34:58,097 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:34:58,097 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:34:58,098 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:34:58,099 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:34:58,100 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_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8965a34747b5cc7c0d9995d108136c7010bdbab6cbe92d7f1cf0cdb5eeaee420 [2024-11-09 00:34:58,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:34:58,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:34:58,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:34:58,561 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:34:58,561 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:34:58,563 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_07_bad.i Unable to find full path for "g++" [2024-11-09 00:35:00,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:35:01,166 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:35:01,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_preinc_07_bad.i [2024-11-09 00:35:01,209 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/data/e5832281d/51c05673a55e42c5b9ca697c61b72b1a/FLAG00ef59ce9 [2024-11-09 00:35:01,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/data/e5832281d/51c05673a55e42c5b9ca697c61b72b1a [2024-11-09 00:35:01,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:35:01,347 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:35:01,348 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:35:01,348 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:35:01,354 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:35:01,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c57d957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:01, skipping insertion in model container [2024-11-09 00:35:01,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:35:01" (1/1) ... [2024-11-09 00:35:01,440 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:35:02,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:35:02,823 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:35:02,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:35:03,114 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:35:03,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03 WrapperNode [2024-11-09 00:35:03,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:35:03,116 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:35:03,116 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:35:03,116 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:35:03,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,179 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-09 00:35:03,179 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:35:03,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:35:03,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:35:03,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:35:03,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,194 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,194 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,202 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:35:03,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:35:03,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:35:03,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:35:03,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:35:03,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:35:03,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:35:03,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:35:03,267 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:35:03,267 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:35:03,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:35:03,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:35:03,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:35:03,443 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:35:03,446 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:35:03,584 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 00:35:03,585 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:35:03,673 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:35:03,673 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:35:03,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:03 BoogieIcfgContainer [2024-11-09 00:35:03,676 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:35:03,697 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:35:03,697 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:35:03,705 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:35:03,705 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:03" (1/1) ... [2024-11-09 00:35:03,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:35:03,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:03,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:35:03,777 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:35:03,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:35:03,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:03,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:35:03,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:35:03,786 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:35:03,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:35:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:03,937 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:35:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:35:03,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:35:03,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:35:03,994 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 00:35:03,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:35:04,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:35:04,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-09 00:35:04,024 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-09 00:35:04,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:35:04,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:35:04,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:35:04,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:35:04,028 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:35:04,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:35:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:04,194 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:35:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:04,301 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:35:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:35:04,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:35:04,347 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:35:04,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:35:04 ImpRootNode [2024-11-09 00:35:04,382 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:35:04,382 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:35:04,382 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:35:04,383 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:35:04,383 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:35:03" (3/4) ... [2024-11-09 00:35:04,386 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:35:04,387 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:35:04,388 INFO L158 Benchmark]: Toolchain (without parser) took 3040.70ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 41.8MB in the beginning and 43.6MB in the end (delta: -1.9MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,389 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.8MB in the end (delta: 93.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1766.72ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 41.6MB in the beginning and 60.8MB in the end (delta: -19.1MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.71ms. Allocated memory is still 94.4MB. Free memory was 60.8MB in the beginning and 57.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,392 INFO L158 Benchmark]: Boogie Preprocessor took 31.25ms. Allocated memory is still 94.4MB. Free memory was 57.6MB in the beginning and 55.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,394 INFO L158 Benchmark]: RCFGBuilder took 464.23ms. Allocated memory is still 94.4MB. Free memory was 55.5MB in the beginning and 39.6MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,395 INFO L158 Benchmark]: CodeCheck took 685.12ms. Allocated memory is still 94.4MB. Free memory was 65.1MB in the beginning and 44.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 00:35:04,396 INFO L158 Benchmark]: Witness Printer took 4.76ms. Allocated memory is still 94.4MB. Free memory was 44.1MB in the beginning and 43.6MB in the end (delta: 483.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:35:04,399 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 7 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 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: 1560]: 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 1569. 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); [L1548] static int staticFive = 5; [L1569] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1569] 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, staticFive=5] [L1570] CALL CWE190_Integer_Overflow__int_fscanf_preinc_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1557] COND TRUE staticFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] [L1560] ++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, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.8MB in the end (delta: 93.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1766.72ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 41.6MB in the beginning and 60.8MB in the end (delta: -19.1MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.71ms. Allocated memory is still 94.4MB. Free memory was 60.8MB in the beginning and 57.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.25ms. Allocated memory is still 94.4MB. Free memory was 57.6MB in the beginning and 55.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 464.23ms. Allocated memory is still 94.4MB. Free memory was 55.5MB in the beginning and 39.6MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 685.12ms. Allocated memory is still 94.4MB. Free memory was 65.1MB in the beginning and 44.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 4.76ms. Allocated memory is still 94.4MB. Free memory was 44.1MB in the beginning and 43.6MB in the end (delta: 483.7kB). 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 00:35:04,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e58dbd9-ef37-4555-82c3-60d89d1f9de5/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