./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_04_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_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/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_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/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_a7661f5d-2280-40df-8996-62ef1f489153/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 396759ba0b67fd391bd3b2b44dbdf3e42297a3453ddf9d28ed1e6b5b5e93f5ff --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:09:44,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:09:44,666 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:09:44,674 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:09:44,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:09:44,717 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:09:44,718 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:09:44,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:09:44,719 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:09:44,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:09:44,720 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:09:44,720 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:09:44,722 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:09:44,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:09:44,726 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:09:44,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:09:44,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:09:44,730 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:09:44,730 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:09:44,731 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:09:44,731 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:09:44,732 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:09:44,732 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:09:44,733 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:09:44,733 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:09:44,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:09:44,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:09:44,734 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:09:44,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:09:44,735 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:09:44,735 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:09:44,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:09:44,736 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_a7661f5d-2280-40df-8996-62ef1f489153/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 396759ba0b67fd391bd3b2b44dbdf3e42297a3453ddf9d28ed1e6b5b5e93f5ff [2024-11-09 00:09:45,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:09:45,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:09:45,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:09:45,084 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:09:45,084 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:09:45,086 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_04_bad.i Unable to find full path for "g++" [2024-11-09 00:09:47,257 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:09:47,614 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:09:47,620 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_04_bad.i [2024-11-09 00:09:47,649 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/data/51c15771d/3c615179c0cb43109fd0fbf3d253ebf8/FLAG6f8b9ad4a [2024-11-09 00:09:47,841 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/data/51c15771d/3c615179c0cb43109fd0fbf3d253ebf8 [2024-11-09 00:09:47,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:09:47,845 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:09:47,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:09:47,847 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:09:47,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:09:47,851 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:09:47" (1/1) ... [2024-11-09 00:09:47,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56398e35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:47, skipping insertion in model container [2024-11-09 00:09:47,852 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:09:47" (1/1) ... [2024-11-09 00:09:47,912 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:09:48,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:09:48,950 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:09:49,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:09:49,230 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:09:49,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49 WrapperNode [2024-11-09 00:09:49,231 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:09:49,232 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:09:49,232 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:09:49,232 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:09:49,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,275 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,303 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-09 00:09:49,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:09:49,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:09:49,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:09:49,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:09:49,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,317 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,318 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,324 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,328 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,351 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:09:49,352 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:09:49,353 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:09:49,354 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:09:49,355 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:09:49,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:09:49,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:09:49,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:09:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:09:49,459 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:09:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:09:49,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:09:49,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:09:49,600 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:09:49,602 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:09:49,710 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:09:49,710 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:09:49,778 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:09:49,778 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:09:49,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:49 BoogieIcfgContainer [2024-11-09 00:09:49,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:09:49,780 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:09:49,780 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:09:49,792 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:09:49,792 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:49" (1/1) ... [2024-11-09 00:09:49,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:09:49,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:49,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:09:49,858 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:09:49,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:09:49,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:49,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:09:49,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:50,293 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 00:09:50,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-09 00:09:50,387 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-09 00:09:50,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:09:50,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:50,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:09:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:09:50,416 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:09:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:09:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:09:50,493 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:09:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:09:50,545 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:09:50,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:09:50 ImpRootNode [2024-11-09 00:09:50,590 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:09:50,592 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:09:50,592 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:09:50,592 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:09:50,593 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:49" (3/4) ... [2024-11-09 00:09:50,598 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:09:50,600 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:09:50,601 INFO L158 Benchmark]: Toolchain (without parser) took 2755.68ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 68.3MB in the beginning and 70.8MB in the end (delta: -2.4MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2024-11-09 00:09:50,601 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 113.2MB. Free memory was 77.8MB in the beginning and 77.7MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:09:50,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1384.62ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 68.1MB in the beginning and 68.0MB in the end (delta: 29.4kB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2024-11-09 00:09:50,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.62ms. Allocated memory is still 151.0MB. Free memory was 68.0MB in the beginning and 65.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:09:50,604 INFO L158 Benchmark]: Boogie Preprocessor took 46.92ms. Allocated memory is still 151.0MB. Free memory was 65.1MB in the beginning and 115.7MB in the end (delta: -50.6MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2024-11-09 00:09:50,604 INFO L158 Benchmark]: RCFGBuilder took 427.71ms. Allocated memory is still 151.0MB. Free memory was 115.7MB in the beginning and 101.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:09:50,605 INFO L158 Benchmark]: CodeCheck took 809.88ms. Allocated memory is still 151.0MB. Free memory was 101.0MB in the beginning and 71.7MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-09 00:09:50,606 INFO L158 Benchmark]: Witness Printer took 8.36ms. Allocated memory is still 151.0MB. Free memory was 71.7MB in the beginning and 70.8MB in the end (delta: 927.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:09:50,609 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: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 4 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s 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: 1561]: 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 1570. 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 const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_fscanf_postinc_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1558] COND TRUE \read(STATIC_CONST_TRUE) [L1561] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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 113.2MB. Free memory was 77.8MB in the beginning and 77.7MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1384.62ms. Allocated memory was 113.2MB in the beginning and 151.0MB in the end (delta: 37.7MB). Free memory was 68.1MB in the beginning and 68.0MB in the end (delta: 29.4kB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.62ms. Allocated memory is still 151.0MB. Free memory was 68.0MB in the beginning and 65.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.92ms. Allocated memory is still 151.0MB. Free memory was 65.1MB in the beginning and 115.7MB in the end (delta: -50.6MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * RCFGBuilder took 427.71ms. Allocated memory is still 151.0MB. Free memory was 115.7MB in the beginning and 101.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 809.88ms. Allocated memory is still 151.0MB. Free memory was 101.0MB in the beginning and 71.7MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 8.36ms. Allocated memory is still 151.0MB. Free memory was 71.7MB in the beginning and 70.8MB in the end (delta: 927.7kB). 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 00:09:50,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/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_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/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_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/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_a7661f5d-2280-40df-8996-62ef1f489153/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 396759ba0b67fd391bd3b2b44dbdf3e42297a3453ddf9d28ed1e6b5b5e93f5ff --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:09:53,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:09:53,561 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:09:53,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:09:53,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:09:53,614 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:09:53,615 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:09:53,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:09:53,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:09:53,618 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:09:53,618 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:09:53,619 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:09:53,619 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:09:53,619 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:09:53,620 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:09:53,620 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:09:53,620 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:09:53,623 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:09:53,623 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:09:53,623 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:09:53,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:09:53,626 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:09:53,626 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:09:53,627 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:09:53,627 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:09:53,627 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:53,627 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:09:53,628 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:09:53,628 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:09:53,628 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:09:53,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:09:53,629 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:09:53,629 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:09:53,629 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:53,633 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:09:53,634 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_a7661f5d-2280-40df-8996-62ef1f489153/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 396759ba0b67fd391bd3b2b44dbdf3e42297a3453ddf9d28ed1e6b5b5e93f5ff [2024-11-09 00:09:54,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:09:54,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:09:54,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:09:54,107 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:09:54,108 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:09:54,111 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_04_bad.i Unable to find full path for "g++" [2024-11-09 00:09:56,517 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:09:56,910 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:09:56,912 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_04_bad.i [2024-11-09 00:09:56,963 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/data/d1699f5bd/317f450e83514e518413336ea310d346/FLAG0be4ad28e [2024-11-09 00:09:56,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/data/d1699f5bd/317f450e83514e518413336ea310d346 [2024-11-09 00:09:56,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:09:56,998 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:09:57,000 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:09:57,000 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:09:57,008 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:09:57,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:57,012 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14166669 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:57, skipping insertion in model container [2024-11-09 00:09:57,012 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:09:56" (1/1) ... [2024-11-09 00:09:57,090 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:09:58,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:09:58,344 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:09:58,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:09:58,669 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:09:58,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58 WrapperNode [2024-11-09 00:09:58,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:09:58,671 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:09:58,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:09:58,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:09:58,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58" (1/1) ... [2024-11-09 00:09:58,711 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58" (1/1) ... [2024-11-09 00:09:58,738 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2024-11-09 00:09:58,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:09:58,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:09:58,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:09:58,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:09:58,752 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58" (1/1) ... [2024-11-09 00:09:58,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58" (1/1) ... [2024-11-09 00:09:58,755 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58" (1/1) ... [2024-11-09 00:09:58,756 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58" (1/1) ... [2024-11-09 00:09:58,763 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58" (1/1) ... [2024-11-09 00:09:58,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58" (1/1) ... [2024-11-09 00:09:58,767 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58" (1/1) ... [2024-11-09 00:09:58,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58" (1/1) ... [2024-11-09 00:09:58,772 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:09:58,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:09:58,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:09:58,773 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:09:58,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:09:58" (1/1) ... [2024-11-09 00:09:58,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:09:58,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:09:58,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:09:58,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:09:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:09:58,849 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:09:58,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:09:58,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:09:58,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:09:59,041 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:09:59,043 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:09:59,210 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:09:59,210 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:09:59,318 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:09:59,319 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:09:59,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:59 BoogieIcfgContainer [2024-11-09 00:09:59,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:09:59,320 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:09:59,320 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:09:59,331 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:09:59,331 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:59" (1/1) ... [2024-11-09 00:09:59,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:09:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:59,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:09:59,402 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:09:59,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:09:59,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:59,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:59,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:59,412 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:59,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:09:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:59,553 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:59,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:09:59,592 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:59,617 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 00:09:59,620 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:09:59,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:09:59,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:59,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-09 00:09:59,657 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-09 00:09:59,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:09:59,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:59,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:59,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:59,661 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:59,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:09:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:09:59,821 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:09:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:09:59,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:09:59,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:09:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:09:59,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:09:59,996 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:10:00,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:10:00 ImpRootNode [2024-11-09 00:10:00,034 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:10:00,035 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:10:00,035 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:10:00,036 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:10:00,036 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:09:59" (3/4) ... [2024-11-09 00:10:00,039 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:10:00,040 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:10:00,042 INFO L158 Benchmark]: Toolchain (without parser) took 3043.29ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 39.2MB in the beginning and 46.7MB in the end (delta: -7.5MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2024-11-09 00:10:00,043 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 113.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:00,044 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1670.68ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 39.0MB in the beginning and 61.2MB in the end (delta: -22.2MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2024-11-09 00:10:00,045 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.74ms. Allocated memory is still 98.6MB. Free memory was 61.2MB in the beginning and 58.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:10:00,045 INFO L158 Benchmark]: Boogie Preprocessor took 31.27ms. Allocated memory is still 98.6MB. Free memory was 58.0MB in the beginning and 56.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:00,049 INFO L158 Benchmark]: RCFGBuilder took 546.10ms. Allocated memory is still 98.6MB. Free memory was 56.5MB in the beginning and 68.1MB in the end (delta: -11.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:10:00,049 INFO L158 Benchmark]: CodeCheck took 714.58ms. Allocated memory is still 98.6MB. Free memory was 68.1MB in the beginning and 47.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 00:10:00,050 INFO L158 Benchmark]: Witness Printer took 5.11ms. Allocated memory is still 98.6MB. Free memory was 47.1MB in the beginning and 46.7MB in the end (delta: 416.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:00,055 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, 32 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: 1561]: 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 1570. 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 const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_fscanf_postinc_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1558] COND TRUE \read(STATIC_CONST_TRUE) [L1561] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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 0.63ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 113.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1670.68ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 39.0MB in the beginning and 61.2MB in the end (delta: -22.2MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.74ms. Allocated memory is still 98.6MB. Free memory was 61.2MB in the beginning and 58.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.27ms. Allocated memory is still 98.6MB. Free memory was 58.0MB in the beginning and 56.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 546.10ms. Allocated memory is still 98.6MB. Free memory was 56.5MB in the beginning and 68.1MB in the end (delta: -11.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 714.58ms. Allocated memory is still 98.6MB. Free memory was 68.1MB in the beginning and 47.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 5.11ms. Allocated memory is still 98.6MB. Free memory was 47.1MB in the beginning and 46.7MB in the end (delta: 416.2kB). 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 00:10:00,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7661f5d-2280-40df-8996-62ef1f489153/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