./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_42_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/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_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/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_be6b5270-251c-41c5-9ae8-f3593b458db7/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 b1545ac3b37900038f5ba188f847b92ccb5f420c8066298f7efa5bcb14da78fb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:44:12,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:44:12,562 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:44:12,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:44:12,574 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:44:12,593 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:44:12,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:44:12,594 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:44:12,595 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:44:12,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:44:12,596 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:44:12,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:44:12,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:44:12,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:44:12,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:44:12,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:44:12,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:44:12,600 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:44:12,600 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:44:12,601 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:44:12,601 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:44:12,605 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:44:12,606 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:44:12,608 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:44:12,608 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:44:12,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:44:12,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:44:12,611 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:44:12,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:44:12,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:44:12,612 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:44:12,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:44:12,613 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_be6b5270-251c-41c5-9ae8-f3593b458db7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1545ac3b37900038f5ba188f847b92ccb5f420c8066298f7efa5bcb14da78fb [2024-11-08 22:44:12,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:44:12,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:44:12,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:44:12,980 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:44:12,981 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:44:12,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_42_bad.i Unable to find full path for "g++" [2024-11-08 22:44:15,125 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:44:15,583 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:44:15,584 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_42_bad.i [2024-11-08 22:44:15,627 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/data/b4757dca8/2357d96ac6314f3492d597ff154d01ad/FLAG62e8522c4 [2024-11-08 22:44:15,739 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/data/b4757dca8/2357d96ac6314f3492d597ff154d01ad [2024-11-08 22:44:15,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:44:15,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:44:15,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:44:15,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:44:15,756 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:44:15,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:44:15" (1/1) ... [2024-11-08 22:44:15,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2460de41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:15, skipping insertion in model container [2024-11-08 22:44:15,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:44:15" (1/1) ... [2024-11-08 22:44:15,852 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:44:17,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:44:17,113 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:44:17,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:44:17,399 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:44:17,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17 WrapperNode [2024-11-08 22:44:17,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:44:17,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:44:17,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:44:17,424 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:44:17,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,461 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,487 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 46 [2024-11-08 22:44:17,487 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:44:17,488 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:44:17,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:44:17,489 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:44:17,499 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,504 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,511 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,513 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,514 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,515 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:44:17,519 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:44:17,519 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:44:17,519 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:44:17,520 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:44:17,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:44:17,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:44:17,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:44:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:44:17,606 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:44:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:44:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:44:17,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:44:17,765 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:44:17,768 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:44:17,911 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 22:44:17,911 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:44:17,959 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:44:17,959 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:44:17,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:17 BoogieIcfgContainer [2024-11-08 22:44:17,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:44:17,961 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:44:17,962 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:44:17,975 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:44:17,975 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:17" (1/1) ... [2024-11-08 22:44:17,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:44:18,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:44:18,057 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:44:18,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:44:18,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:18,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:18,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:18,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:18,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-08 22:44:18,514 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-08 22:44:18,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:44:18,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:18,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:18,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:44:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:18,680 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:44:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:18,725 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:44:18,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:44:18 ImpRootNode [2024-11-08 22:44:18,769 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:44:18,770 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:44:18,770 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:44:18,771 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:44:18,772 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:17" (3/4) ... [2024-11-08 22:44:18,774 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:44:18,776 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:44:18,778 INFO L158 Benchmark]: Toolchain (without parser) took 3033.37ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 124.7MB in the beginning and 128.1MB in the end (delta: -3.4MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2024-11-08 22:44:18,779 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 161.5MB. Free memory was 130.5MB in the beginning and 130.4MB in the end (delta: 147.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:18,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1655.17ms. Allocated memory is still 161.5MB. Free memory was 124.2MB in the beginning and 124.9MB in the end (delta: -684.9kB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2024-11-08 22:44:18,781 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.50ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 124.8MB in the beginning and 168.0MB in the end (delta: -43.1MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2024-11-08 22:44:18,782 INFO L158 Benchmark]: Boogie Preprocessor took 29.57ms. Allocated memory is still 203.4MB. Free memory was 168.0MB in the beginning and 166.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:18,783 INFO L158 Benchmark]: RCFGBuilder took 441.92ms. Allocated memory is still 203.4MB. Free memory was 165.9MB in the beginning and 152.2MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:44:18,785 INFO L158 Benchmark]: CodeCheck took 808.03ms. Allocated memory is still 203.4MB. Free memory was 152.2MB in the beginning and 129.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:44:18,786 INFO L158 Benchmark]: Witness Printer took 5.82ms. Allocated memory is still 203.4MB. Free memory was 129.2MB in the beginning and 128.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:44:18,792 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, 13 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 4 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 1567. 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); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_max_multiply_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] data = 0x7fffffff [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1558] COND TRUE data > 0 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] [L1560] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 161.5MB. Free memory was 130.5MB in the beginning and 130.4MB in the end (delta: 147.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1655.17ms. Allocated memory is still 161.5MB. Free memory was 124.2MB in the beginning and 124.9MB in the end (delta: -684.9kB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.50ms. Allocated memory was 161.5MB in the beginning and 203.4MB in the end (delta: 41.9MB). Free memory was 124.8MB in the beginning and 168.0MB in the end (delta: -43.1MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.57ms. Allocated memory is still 203.4MB. Free memory was 168.0MB in the beginning and 166.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 441.92ms. Allocated memory is still 203.4MB. Free memory was 165.9MB in the beginning and 152.2MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 808.03ms. Allocated memory is still 203.4MB. Free memory was 152.2MB in the beginning and 129.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 5.82ms. Allocated memory is still 203.4MB. Free memory was 129.2MB in the beginning and 128.1MB 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 [2024-11-08 22:44:18,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/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_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/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_be6b5270-251c-41c5-9ae8-f3593b458db7/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 b1545ac3b37900038f5ba188f847b92ccb5f420c8066298f7efa5bcb14da78fb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:44:21,632 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:44:21,711 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:44:21,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:44:21,748 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:44:21,748 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:44:21,749 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:44:21,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:44:21,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:44:21,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:44:21,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:44:21,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:44:21,753 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:44:21,754 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:44:21,755 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:44:21,755 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:44:21,756 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:44:21,756 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:44:21,756 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:44:21,757 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:44:21,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:44:21,761 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:44:21,762 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:44:21,762 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:44:21,763 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:44:21,763 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:44:21,763 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:44:21,764 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:44:21,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:44:21,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:44:21,768 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:44:21,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:44:21,769 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:44:21,769 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:44:21,770 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:44:21,770 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_be6b5270-251c-41c5-9ae8-f3593b458db7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1545ac3b37900038f5ba188f847b92ccb5f420c8066298f7efa5bcb14da78fb [2024-11-08 22:44:22,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:44:22,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:44:22,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:44:22,267 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:44:22,268 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:44:22,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_42_bad.i Unable to find full path for "g++" [2024-11-08 22:44:25,081 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:44:25,552 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:44:25,553 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_42_bad.i [2024-11-08 22:44:25,596 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/data/1b9b424a3/c86a0ba2540c4019bcd169f2aa5518c9/FLAG41f405025 [2024-11-08 22:44:25,629 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/data/1b9b424a3/c86a0ba2540c4019bcd169f2aa5518c9 [2024-11-08 22:44:25,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:44:25,635 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:44:25,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:44:25,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:44:25,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:44:25,653 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:44:25" (1/1) ... [2024-11-08 22:44:25,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69e71507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:25, skipping insertion in model container [2024-11-08 22:44:25,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:44:25" (1/1) ... [2024-11-08 22:44:25,770 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:44:27,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:44:27,328 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:44:27,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:44:27,683 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:44:27,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27 WrapperNode [2024-11-08 22:44:27,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:44:27,686 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:44:27,686 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:44:27,686 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:44:27,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27" (1/1) ... [2024-11-08 22:44:27,724 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27" (1/1) ... [2024-11-08 22:44:27,753 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 45 [2024-11-08 22:44:27,754 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:44:27,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:44:27,756 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:44:27,756 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:44:27,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27" (1/1) ... [2024-11-08 22:44:27,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27" (1/1) ... [2024-11-08 22:44:27,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27" (1/1) ... [2024-11-08 22:44:27,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27" (1/1) ... [2024-11-08 22:44:27,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27" (1/1) ... [2024-11-08 22:44:27,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27" (1/1) ... [2024-11-08 22:44:27,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27" (1/1) ... [2024-11-08 22:44:27,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27" (1/1) ... [2024-11-08 22:44:27,807 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:44:27,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:44:27,812 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:44:27,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:44:27,813 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:27" (1/1) ... [2024-11-08 22:44:27,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:44:27,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:44:27,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:44:27,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:44:27,900 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:44:27,900 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:44:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:44:27,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:44:27,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:44:28,144 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:44:28,147 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:44:28,300 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 22:44:28,301 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:44:28,395 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:44:28,395 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:44:28,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:28 BoogieIcfgContainer [2024-11-08 22:44:28,396 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:44:28,397 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:44:28,397 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:44:28,415 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:44:28,415 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:28" (1/1) ... [2024-11-08 22:44:28,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:44:28,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:28,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:44:28,507 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:44:28,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:44:28,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:28,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:44:28,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:44:28,516 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:44:28,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:44:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:28,734 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:44:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:28,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:44:28,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:28,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:28,839 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:44:28,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:44:28,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:28,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-08 22:44:28,905 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 22:44:28,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:44:28,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:28,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:44:28,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:44:28,910 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:44:28,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:44:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:29,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:44:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:29,161 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:44:29,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:44:29,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:44:29,204 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:44:29,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:44:29 ImpRootNode [2024-11-08 22:44:29,244 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:44:29,245 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:44:29,245 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:44:29,245 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:44:29,246 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:28" (3/4) ... [2024-11-08 22:44:29,249 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:44:29,251 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:44:29,253 INFO L158 Benchmark]: Toolchain (without parser) took 3616.88ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 54.0MB in the beginning and 50.8MB in the end (delta: 3.1MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-11-08 22:44:29,253 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory is still 28.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:29,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2044.65ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 53.4MB in the beginning and 53.8MB in the end (delta: -403.6kB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2024-11-08 22:44:29,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.64ms. Allocated memory is still 113.2MB. Free memory was 53.8MB in the beginning and 50.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:44:29,257 INFO L158 Benchmark]: Boogie Preprocessor took 55.36ms. Allocated memory is still 113.2MB. Free memory was 50.2MB in the beginning and 48.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:29,258 INFO L158 Benchmark]: RCFGBuilder took 584.19ms. Allocated memory is still 113.2MB. Free memory was 48.8MB in the beginning and 72.4MB in the end (delta: -23.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:44:29,259 INFO L158 Benchmark]: CodeCheck took 847.20ms. Allocated memory is still 113.2MB. Free memory was 72.4MB in the beginning and 51.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 22:44:29,260 INFO L158 Benchmark]: Witness Printer took 6.35ms. Allocated memory is still 113.2MB. Free memory was 51.4MB in the beginning and 50.8MB in the end (delta: 548.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:29,265 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, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 29 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 1567. 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); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_max_multiply_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] data = 0x7fffffff [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1558] COND TRUE data > 0 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] [L1560] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory is still 28.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2044.65ms. Allocated memory was 81.8MB in the beginning and 113.2MB in the end (delta: 31.5MB). Free memory was 53.4MB in the beginning and 53.8MB in the end (delta: -403.6kB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.64ms. Allocated memory is still 113.2MB. Free memory was 53.8MB in the beginning and 50.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.36ms. Allocated memory is still 113.2MB. Free memory was 50.2MB in the beginning and 48.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 584.19ms. Allocated memory is still 113.2MB. Free memory was 48.8MB in the beginning and 72.4MB in the end (delta: -23.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 847.20ms. Allocated memory is still 113.2MB. Free memory was 72.4MB in the beginning and 51.4MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Witness Printer took 6.35ms. Allocated memory is still 113.2MB. Free memory was 51.4MB in the beginning and 50.8MB in the end (delta: 548.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:44:29,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be6b5270-251c-41c5-9ae8-f3593b458db7/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