./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_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_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/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_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/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_8eda9f02-c404-45df-9acc-a5df5de9680f/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 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:39:19,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:39:19,733 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:39:19,739 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:39:19,741 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:39:19,770 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:39:19,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:39:19,774 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:39:19,775 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:39:19,775 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:39:19,775 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:39:19,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:39:19,777 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:39:19,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:39:19,780 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:39:19,781 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:39:19,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:39:19,782 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:39:19,782 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:39:19,782 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:39:19,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:39:19,783 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:39:19,783 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:39:19,788 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:39:19,788 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:39:19,788 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:39:19,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:39:19,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:39:19,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:39:19,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:39:19,790 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:39:19,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:39:19,790 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_8eda9f02-c404-45df-9acc-a5df5de9680f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 [2024-11-08 23:39:20,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:39:20,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:39:20,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:39:20,115 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:39:20,116 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:39:20,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i Unable to find full path for "g++" [2024-11-08 23:39:22,128 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:39:22,526 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:39:22,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i [2024-11-08 23:39:22,561 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/data/819c4fc6b/ccd1b62a719148c3bb6ac9cfc6d440b1/FLAG42c8a0dba [2024-11-08 23:39:22,582 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/data/819c4fc6b/ccd1b62a719148c3bb6ac9cfc6d440b1 [2024-11-08 23:39:22,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:39:22,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:39:22,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:39:22,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:39:22,596 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:39:22,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:39:22" (1/1) ... [2024-11-08 23:39:22,599 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44aa7ea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:22, skipping insertion in model container [2024-11-08 23:39:22,599 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:39:22" (1/1) ... [2024-11-08 23:39:22,659 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:39:23,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:39:23,760 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:39:23,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:39:24,133 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:39:24,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24 WrapperNode [2024-11-08 23:39:24,134 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:39:24,135 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:39:24,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:39:24,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:39:24,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24" (1/1) ... [2024-11-08 23:39:24,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24" (1/1) ... [2024-11-08 23:39:24,195 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 100 [2024-11-08 23:39:24,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:39:24,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:39:24,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:39:24,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:39:24,208 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24" (1/1) ... [2024-11-08 23:39:24,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24" (1/1) ... [2024-11-08 23:39:24,211 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24" (1/1) ... [2024-11-08 23:39:24,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24" (1/1) ... [2024-11-08 23:39:24,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24" (1/1) ... [2024-11-08 23:39:24,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24" (1/1) ... [2024-11-08 23:39:24,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24" (1/1) ... [2024-11-08 23:39:24,224 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24" (1/1) ... [2024-11-08 23:39:24,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:39:24,227 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:39:24,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:39:24,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:39:24,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:24" (1/1) ... [2024-11-08 23:39:24,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:39:24,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:39:24,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:39:24,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:39:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:39:24,318 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:39:24,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:39:24,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:39:24,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:39:24,532 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:39:24,535 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:39:24,764 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-08 23:39:24,764 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:39:25,046 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:39:25,047 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:39:25,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:39:25 BoogieIcfgContainer [2024-11-08 23:39:25,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:39:25,048 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:39:25,048 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:39:25,064 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:39:25,064 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:39:25" (1/1) ... [2024-11-08 23:39:25,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:39:25,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:39:25,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:39:25,123 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:39:25,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:39:25,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:39:25,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:39:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:39:25,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:39:25,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:39:25,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:39:25,795 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:39:25,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:39:25,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:39:25,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:39:25,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:39:25,927 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:39:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:39:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:39:26,056 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:39:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:39:26,098 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:39:26,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:39:26 ImpRootNode [2024-11-08 23:39:26,124 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:39:26,125 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:39:26,125 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:39:26,126 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:39:26,126 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:39:25" (3/4) ... [2024-11-08 23:39:26,129 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:39:26,130 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:39:26,131 INFO L158 Benchmark]: Toolchain (without parser) took 3543.95ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 94.7MB in the beginning and 115.2MB in the end (delta: -20.5MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2024-11-08 23:39:26,131 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 140.5MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:39:26,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1544.75ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 94.7MB in the beginning and 144.1MB in the end (delta: -49.4MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. [2024-11-08 23:39:26,133 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.49ms. Allocated memory is still 197.1MB. Free memory was 144.1MB in the beginning and 141.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:39:26,133 INFO L158 Benchmark]: Boogie Preprocessor took 29.99ms. Allocated memory is still 197.1MB. Free memory was 141.0MB in the beginning and 138.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:39:26,134 INFO L158 Benchmark]: RCFGBuilder took 820.13ms. Allocated memory is still 197.1MB. Free memory was 138.9MB in the beginning and 100.1MB in the end (delta: 38.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-08 23:39:26,134 INFO L158 Benchmark]: CodeCheck took 1076.53ms. Allocated memory is still 197.1MB. Free memory was 100.1MB in the beginning and 115.2MB in the end (delta: -15.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:39:26,135 INFO L158 Benchmark]: Witness Printer took 5.04ms. Allocated memory is still 197.1MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:39:26,138 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1572]: 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 1559, overapproximation of bitwiseOr at line 1553. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_rand_add_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_add_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_add_52c_badSink(data) [L1572] data + 1 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 140.5MB. Free memory is still 111.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1544.75ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 94.7MB in the beginning and 144.1MB in the end (delta: -49.4MB). Peak memory consumption was 64.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.49ms. Allocated memory is still 197.1MB. Free memory was 144.1MB in the beginning and 141.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.99ms. Allocated memory is still 197.1MB. Free memory was 141.0MB in the beginning and 138.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 820.13ms. Allocated memory is still 197.1MB. Free memory was 138.9MB in the beginning and 100.1MB in the end (delta: 38.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 1076.53ms. Allocated memory is still 197.1MB. Free memory was 100.1MB in the beginning and 115.2MB in the end (delta: -15.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.04ms. Allocated memory is still 197.1MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:39:26,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/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_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/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_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/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_8eda9f02-c404-45df-9acc-a5df5de9680f/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 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:39:28,570 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:39:28,677 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:39:28,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:39:28,722 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:39:28,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:39:28,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:39:28,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:39:28,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:39:28,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:39:28,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:39:28,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:39:28,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:39:28,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:39:28,729 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:39:28,729 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:39:28,730 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:39:28,730 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:39:28,730 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:39:28,731 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:39:28,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:39:28,734 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:39:28,735 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:39:28,735 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:39:28,735 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:39:28,736 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:39:28,736 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:39:28,736 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:39:28,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:39:28,737 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:39:28,737 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:39:28,737 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:39:28,737 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:39:28,740 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:39:28,741 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:39:28,742 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_8eda9f02-c404-45df-9acc-a5df5de9680f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 [2024-11-08 23:39:29,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:39:29,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:39:29,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:39:29,178 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:39:29,178 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:39:29,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i Unable to find full path for "g++" [2024-11-08 23:39:31,292 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:39:31,712 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:39:31,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i [2024-11-08 23:39:31,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/data/818e81270/474bdacbe85f431fa45320e020592abd/FLAGa585d8f79 [2024-11-08 23:39:31,887 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/data/818e81270/474bdacbe85f431fa45320e020592abd [2024-11-08 23:39:31,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:39:31,894 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:39:31,896 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:39:31,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:39:31,902 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:39:31,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:39:31" (1/1) ... [2024-11-08 23:39:31,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4594e552 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:31, skipping insertion in model container [2024-11-08 23:39:31,906 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:39:31" (1/1) ... [2024-11-08 23:39:31,982 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:39:32,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:39:32,977 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:39:33,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:39:33,275 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:39:33,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33 WrapperNode [2024-11-08 23:39:33,276 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:39:33,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:39:33,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:39:33,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:39:33,285 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33" (1/1) ... [2024-11-08 23:39:33,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33" (1/1) ... [2024-11-08 23:39:33,345 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 60 [2024-11-08 23:39:33,346 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:39:33,348 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:39:33,348 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:39:33,348 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:39:33,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33" (1/1) ... [2024-11-08 23:39:33,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33" (1/1) ... [2024-11-08 23:39:33,366 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33" (1/1) ... [2024-11-08 23:39:33,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33" (1/1) ... [2024-11-08 23:39:33,382 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33" (1/1) ... [2024-11-08 23:39:33,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33" (1/1) ... [2024-11-08 23:39:33,390 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33" (1/1) ... [2024-11-08 23:39:33,392 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33" (1/1) ... [2024-11-08 23:39:33,399 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:39:33,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:39:33,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:39:33,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:39:33,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:39:33" (1/1) ... [2024-11-08 23:39:33,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:39:33,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:39:33,448 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:39:33,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:39:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:39:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:39:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:39:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:39:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:39:33,741 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:39:33,743 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:39:33,944 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-08 23:39:33,944 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:39:34,010 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:39:34,010 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:39:34,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:39:34 BoogieIcfgContainer [2024-11-08 23:39:34,011 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:39:34,012 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:39:34,012 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:39:34,021 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:39:34,022 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:39:34" (1/1) ... [2024-11-08 23:39:34,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:39:34,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:39:34,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:39:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:39:34,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:39:34,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:39:34,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:39:34,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:39:34,109 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:39:34,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:39:34,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:39:34,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:39:34,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:39:34,288 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:39:34,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:39:34,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:39:34,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:39:34,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:39:34,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:39:34,362 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:39:34,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:39:34,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:39:34,363 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:39:34,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:39:34,366 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:39:34,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:39:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:39:34,528 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:39:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:39:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:39:34,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:39:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:39:34,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:39:34,708 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:39:34,742 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:39:34 ImpRootNode [2024-11-08 23:39:34,742 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:39:34,743 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:39:34,743 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:39:34,743 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:39:34,743 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:39:34" (3/4) ... [2024-11-08 23:39:34,746 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:39:34,747 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:39:34,749 INFO L158 Benchmark]: Toolchain (without parser) took 2854.23ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 39.6MB in the beginning and 51.2MB in the end (delta: -11.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2024-11-08 23:39:34,749 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 69.2MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 107.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:39:34,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1380.05ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 39.4MB in the beginning and 50.2MB in the end (delta: -10.8MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2024-11-08 23:39:34,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.08ms. Allocated memory is still 92.3MB. Free memory was 50.2MB in the beginning and 47.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:39:34,751 INFO L158 Benchmark]: Boogie Preprocessor took 54.87ms. Allocated memory is still 92.3MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:39:34,752 INFO L158 Benchmark]: RCFGBuilder took 607.70ms. Allocated memory is still 92.3MB. Free memory was 45.1MB in the beginning and 49.5MB in the end (delta: -4.4MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-11-08 23:39:34,752 INFO L158 Benchmark]: CodeCheck took 730.23ms. Allocated memory is still 92.3MB. Free memory was 49.5MB in the beginning and 51.7MB in the end (delta: -2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:39:34,754 INFO L158 Benchmark]: Witness Printer took 4.61ms. Allocated memory is still 92.3MB. Free memory was 51.7MB in the beginning and 51.2MB in the end (delta: 475.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:39:34,759 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 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, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1572]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE190_Integer_Overflow__int_rand_add_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_add_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_add_52c_badSink(data) [L1572] data + 1 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 69.2MB. Free memory was 44.9MB in the beginning and 44.8MB in the end (delta: 107.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1380.05ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 39.4MB in the beginning and 50.2MB in the end (delta: -10.8MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.08ms. Allocated memory is still 92.3MB. Free memory was 50.2MB in the beginning and 47.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.87ms. Allocated memory is still 92.3MB. Free memory was 47.2MB in the beginning and 45.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 607.70ms. Allocated memory is still 92.3MB. Free memory was 45.1MB in the beginning and 49.5MB in the end (delta: -4.4MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * CodeCheck took 730.23ms. Allocated memory is still 92.3MB. Free memory was 49.5MB in the beginning and 51.7MB in the end (delta: -2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.61ms. Allocated memory is still 92.3MB. Free memory was 51.7MB in the beginning and 51.2MB in the end (delta: 475.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:39:34,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eda9f02-c404-45df-9acc-a5df5de9680f/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