./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_02_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_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/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_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/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_0338e4c9-f273-48e5-ad19-39a10c441f3d/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 c7ba90cc429a6fd5d366a9aabdef1c8617fee1f1a6d7a258655ac5bb4d57918d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:32:43,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:32:44,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:32:44,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:32:44,030 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:32:44,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:32:44,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:32:44,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:32:44,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:32:44,073 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:32:44,074 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:32:44,074 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:32:44,075 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:32:44,079 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:32:44,079 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:32:44,079 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:32:44,080 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:32:44,080 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:32:44,080 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:32:44,081 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:32:44,081 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:32:44,083 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:32:44,083 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:32:44,084 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:32:44,084 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:32:44,084 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:32:44,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:44,085 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:32:44,085 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:32:44,085 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:32:44,086 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:32:44,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:32:44,086 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_0338e4c9-f273-48e5-ad19-39a10c441f3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7ba90cc429a6fd5d366a9aabdef1c8617fee1f1a6d7a258655ac5bb4d57918d [2024-11-09 00:32:44,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:32:44,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:32:44,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:32:44,408 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:32:44,409 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:32:44,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_02_bad.i Unable to find full path for "g++" [2024-11-09 00:32:46,484 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:32:46,795 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:32:46,799 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_02_bad.i [2024-11-09 00:32:46,833 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/data/6c892c735/c0a11693b900456dbf6c29e495f14945/FLAGc95390e87 [2024-11-09 00:32:47,048 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/data/6c892c735/c0a11693b900456dbf6c29e495f14945 [2024-11-09 00:32:47,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:32:47,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:32:47,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:47,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:32:47,059 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:32:47,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:47" (1/1) ... [2024-11-09 00:32:47,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2774b10a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:47, skipping insertion in model container [2024-11-09 00:32:47,062 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:47" (1/1) ... [2024-11-09 00:32:47,127 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:32:48,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:48,193 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:32:48,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:48,522 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:32:48,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48 WrapperNode [2024-11-09 00:32:48,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:48,524 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:48,524 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:32:48,524 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:32:48,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48" (1/1) ... [2024-11-09 00:32:48,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48" (1/1) ... [2024-11-09 00:32:48,605 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2024-11-09 00:32:48,608 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:48,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:32:48,610 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:32:48,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:32:48,620 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48" (1/1) ... [2024-11-09 00:32:48,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48" (1/1) ... [2024-11-09 00:32:48,623 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48" (1/1) ... [2024-11-09 00:32:48,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48" (1/1) ... [2024-11-09 00:32:48,635 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48" (1/1) ... [2024-11-09 00:32:48,637 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48" (1/1) ... [2024-11-09 00:32:48,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48" (1/1) ... [2024-11-09 00:32:48,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48" (1/1) ... [2024-11-09 00:32:48,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:32:48,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:32:48,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:32:48,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:32:48,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:48" (1/1) ... [2024-11-09 00:32:48,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:48,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:32:48,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:32:48,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:32:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:32:48,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:32:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:32:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:32:48,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:32:48,891 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:32:48,894 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:32:49,158 INFO L? ?]: Removed 56 outVars from TransFormulas that were not future-live. [2024-11-09 00:32:49,159 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:32:49,480 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:32:49,480 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:32:49,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:49 BoogieIcfgContainer [2024-11-09 00:32:49,480 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:32:49,482 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:32:49,482 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:32:49,494 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:32:49,494 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:49" (1/1) ... [2024-11-09 00:32:49,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:32:49,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:49,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:32:49,558 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:32:49,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:32:49,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:49,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:50,164 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 00:32:50,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:50,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-09 00:32:50,253 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-09 00:32:50,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:32:50,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:50,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:32:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:50,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:32:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:50,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:32:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:50,619 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:32:50,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:32:50 ImpRootNode [2024-11-09 00:32:50,656 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:32:50,657 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:32:50,657 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:32:50,657 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:32:50,659 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:49" (3/4) ... [2024-11-09 00:32:50,663 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:32:50,664 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:32:50,665 INFO L158 Benchmark]: Toolchain (without parser) took 3613.27ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 79.9MB in the beginning and 80.7MB in the end (delta: -794.1kB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2024-11-09 00:32:50,666 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory was 69.0MB in the beginning and 68.9MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:32:50,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1469.75ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 79.5MB in the beginning and 88.9MB in the end (delta: -9.4MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2024-11-09 00:32:50,668 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.78ms. Allocated memory is still 157.3MB. Free memory was 88.9MB in the beginning and 86.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:32:50,669 INFO L158 Benchmark]: Boogie Preprocessor took 34.05ms. Allocated memory is still 157.3MB. Free memory was 86.0MB in the beginning and 84.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:32:50,670 INFO L158 Benchmark]: RCFGBuilder took 836.07ms. Allocated memory is still 157.3MB. Free memory was 84.0MB in the beginning and 92.8MB in the end (delta: -8.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:32:50,671 INFO L158 Benchmark]: CodeCheck took 1174.13ms. Allocated memory is still 157.3MB. Free memory was 92.8MB in the beginning and 80.7MB in the end (delta: 12.1MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-11-09 00:32:50,671 INFO L158 Benchmark]: Witness Printer took 7.60ms. Allocated memory is still 157.3MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:32:50,677 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: 1.1s, 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, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 4 mSDtfsCounter, 11 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, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 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: 1559]: 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 1568, overapproximation of bitwiseOr at line 1554. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_rand_postinc_02_bad() [L1550] int data; [L1551] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory was 69.0MB in the beginning and 68.9MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1469.75ms. Allocated memory was 121.6MB in the beginning and 157.3MB in the end (delta: 35.7MB). Free memory was 79.5MB in the beginning and 88.9MB in the end (delta: -9.4MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.78ms. Allocated memory is still 157.3MB. Free memory was 88.9MB in the beginning and 86.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.05ms. Allocated memory is still 157.3MB. Free memory was 86.0MB in the beginning and 84.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 836.07ms. Allocated memory is still 157.3MB. Free memory was 84.0MB in the beginning and 92.8MB in the end (delta: -8.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1174.13ms. Allocated memory is still 157.3MB. Free memory was 92.8MB in the beginning and 80.7MB in the end (delta: 12.1MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Witness Printer took 7.60ms. Allocated memory is still 157.3MB. Free memory is still 80.7MB. 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 00:32:50,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/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_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/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_0338e4c9-f273-48e5-ad19-39a10c441f3d/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 c7ba90cc429a6fd5d366a9aabdef1c8617fee1f1a6d7a258655ac5bb4d57918d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:32:53,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:32:53,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:32:53,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:32:53,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:32:53,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:32:53,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:32:53,309 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:32:53,310 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:32:53,311 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:32:53,311 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:32:53,312 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:32:53,312 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:32:53,312 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:32:53,315 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:32:53,315 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:32:53,316 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:32:53,316 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:32:53,316 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:32:53,317 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:32:53,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:32:53,321 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:32:53,321 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:32:53,322 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:32:53,322 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:32:53,322 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:32:53,322 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:32:53,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:32:53,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:53,323 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:32:53,323 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:32:53,324 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:32:53,324 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:32:53,324 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:32:53,324 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:32:53,324 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_0338e4c9-f273-48e5-ad19-39a10c441f3d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7ba90cc429a6fd5d366a9aabdef1c8617fee1f1a6d7a258655ac5bb4d57918d [2024-11-09 00:32:53,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:32:53,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:32:53,771 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:32:53,773 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:32:53,774 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:32:53,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_02_bad.i Unable to find full path for "g++" [2024-11-09 00:32:55,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:32:56,177 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:32:56,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_02_bad.i [2024-11-09 00:32:56,203 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/data/60fd0a773/6b264f3202d6482c87554d272d5a3589/FLAG8dbdaa32d [2024-11-09 00:32:56,359 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/data/60fd0a773/6b264f3202d6482c87554d272d5a3589 [2024-11-09 00:32:56,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:32:56,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:32:56,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:56,365 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:32:56,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:32:56,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55e6a1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:56, skipping insertion in model container [2024-11-09 00:32:56,373 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:32:56" (1/1) ... [2024-11-09 00:32:56,444 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:32:57,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:57,730 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:32:57,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:32:57,996 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:32:57,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57 WrapperNode [2024-11-09 00:32:57,997 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:32:57,998 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:57,999 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:32:57,999 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:32:58,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57" (1/1) ... [2024-11-09 00:32:58,034 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57" (1/1) ... [2024-11-09 00:32:58,057 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2024-11-09 00:32:58,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:32:58,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:32:58,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:32:58,059 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:32:58,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57" (1/1) ... [2024-11-09 00:32:58,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57" (1/1) ... [2024-11-09 00:32:58,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57" (1/1) ... [2024-11-09 00:32:58,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57" (1/1) ... [2024-11-09 00:32:58,088 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57" (1/1) ... [2024-11-09 00:32:58,090 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57" (1/1) ... [2024-11-09 00:32:58,096 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57" (1/1) ... [2024-11-09 00:32:58,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57" (1/1) ... [2024-11-09 00:32:58,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:32:58,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:32:58,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:32:58,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:32:58,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:32:57" (1/1) ... [2024-11-09 00:32:58,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:32:58,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:32:58,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:32:58,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:32:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:32:58,203 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:32:58,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:32:58,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:32:58,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:32:58,357 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:32:58,360 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:32:58,490 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 00:32:58,490 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:32:58,600 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:32:58,601 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:32:58,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:58 BoogieIcfgContainer [2024-11-09 00:32:58,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:32:58,602 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:32:58,602 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:32:58,614 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:32:58,614 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:58" (1/1) ... [2024-11-09 00:32:58,623 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:32:58,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:58,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:32:58,694 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:32:58,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:32:58,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:58,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:32:58,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:32:58,701 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:32:58,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:32:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:58,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:32:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:32:58,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:32:58,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:32:58,960 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 00:32:58,964 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:32:58,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:32:59,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:32:59,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-09 00:32:59,015 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-09 00:32:59,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:32:59,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:32:59,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:32:59,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:32:59,019 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:32:59,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:32:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:59,189 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:32:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:59,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:32:59,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:32:59,353 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:32:59,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:32:59,359 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:32:59,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:32:59 ImpRootNode [2024-11-09 00:32:59,395 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:32:59,396 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:32:59,396 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:32:59,397 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:32:59,398 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:32:58" (3/4) ... [2024-11-09 00:32:59,400 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:32:59,402 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:32:59,403 INFO L158 Benchmark]: Toolchain (without parser) took 3039.46ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 51.5MB in the beginning and 57.3MB in the end (delta: -5.8MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2024-11-09 00:32:59,404 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:32:59,405 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1633.26ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 51.3MB in the beginning and 47.6MB in the end (delta: 3.6MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2024-11-09 00:32:59,406 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.26ms. Allocated memory is still 98.6MB. Free memory was 47.6MB in the beginning and 44.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:32:59,407 INFO L158 Benchmark]: Boogie Preprocessor took 48.68ms. Allocated memory is still 98.6MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:32:59,408 INFO L158 Benchmark]: RCFGBuilder took 493.97ms. Allocated memory is still 98.6MB. Free memory was 42.5MB in the beginning and 52.8MB in the end (delta: -10.3MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-11-09 00:32:59,409 INFO L158 Benchmark]: CodeCheck took 793.24ms. Allocated memory is still 98.6MB. Free memory was 52.8MB in the beginning and 57.8MB in the end (delta: -5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:32:59,410 INFO L158 Benchmark]: Witness Printer took 5.84ms. Allocated memory is still 98.6MB. Free memory was 57.8MB in the beginning and 57.3MB in the end (delta: 517.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:32:59,415 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, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 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, 31 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_rand_postinc_02_bad() [L1550] int data; [L1551] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1633.26ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 51.3MB in the beginning and 47.6MB in the end (delta: 3.6MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.26ms. Allocated memory is still 98.6MB. Free memory was 47.6MB in the beginning and 44.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.68ms. Allocated memory is still 98.6MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.97ms. Allocated memory is still 98.6MB. Free memory was 42.5MB in the beginning and 52.8MB in the end (delta: -10.3MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * CodeCheck took 793.24ms. Allocated memory is still 98.6MB. Free memory was 52.8MB in the beginning and 57.8MB in the end (delta: -5.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.84ms. Allocated memory is still 98.6MB. Free memory was 57.8MB in the beginning and 57.3MB in the end (delta: 517.7kB). 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 00:32:59,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0338e4c9-f273-48e5-ad19-39a10c441f3d/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