./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_01_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_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/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_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/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_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/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 0b87a1144954735e8d5f7fea36523e980e45a8fd7814aeaa2caef4b3ccfd9b2b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:31:14,843 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:31:14,934 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:31:14,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:31:14,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:31:14,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:31:14,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:31:14,990 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:31:14,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:31:14,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:31:14,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:31:14,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:31:14,992 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:31:14,993 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:31:14,993 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:31:14,993 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:31:14,994 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:31:14,994 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:31:14,994 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:31:14,994 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:31:14,995 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:31:14,999 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:31:15,000 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:31:15,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:31:15,000 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:31:15,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:31:15,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:15,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:31:15,001 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:31:15,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:31:15,002 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:31:15,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:31:15,002 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_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b87a1144954735e8d5f7fea36523e980e45a8fd7814aeaa2caef4b3ccfd9b2b [2024-11-08 23:31:15,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:31:15,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:31:15,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:31:15,398 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:31:15,399 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:31:15,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_01_bad.i Unable to find full path for "g++" [2024-11-08 23:31:17,543 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:31:17,949 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:31:17,952 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_01_bad.i [2024-11-08 23:31:17,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/data/1b355b025/50259b87355447a68bb666393f9e227e/FLAG95e2c6df0 [2024-11-08 23:31:18,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/data/1b355b025/50259b87355447a68bb666393f9e227e [2024-11-08 23:31:18,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:31:18,131 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:31:18,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:18,133 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:31:18,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:31:18,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:18" (1/1) ... [2024-11-08 23:31:18,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@415f07d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:18, skipping insertion in model container [2024-11-08 23:31:18,141 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:18" (1/1) ... [2024-11-08 23:31:18,202 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:31:19,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:19,263 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:31:19,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:19,516 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:31:19,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19 WrapperNode [2024-11-08 23:31:19,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:19,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:19,518 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:31:19,518 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:31:19,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19" (1/1) ... [2024-11-08 23:31:19,552 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19" (1/1) ... [2024-11-08 23:31:19,583 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2024-11-08 23:31:19,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:19,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:31:19,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:31:19,585 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:31:19,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19" (1/1) ... [2024-11-08 23:31:19,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19" (1/1) ... [2024-11-08 23:31:19,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19" (1/1) ... [2024-11-08 23:31:19,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19" (1/1) ... [2024-11-08 23:31:19,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19" (1/1) ... [2024-11-08 23:31:19,617 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19" (1/1) ... [2024-11-08 23:31:19,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19" (1/1) ... [2024-11-08 23:31:19,624 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19" (1/1) ... [2024-11-08 23:31:19,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:31:19,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:31:19,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:31:19,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:31:19,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:19" (1/1) ... [2024-11-08 23:31:19,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:19,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:31:19,674 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:31:19,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:31:19,715 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:31:19,719 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:31:19,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:31:19,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:31:19,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:31:19,937 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:31:19,940 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:31:20,228 INFO L? ?]: Removed 56 outVars from TransFormulas that were not future-live. [2024-11-08 23:31:20,229 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:31:20,516 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:31:20,516 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:31:20,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:20 BoogieIcfgContainer [2024-11-08 23:31:20,519 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:31:20,519 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:31:20,520 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:31:20,533 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:31:20,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:20" (1/1) ... [2024-11-08 23:31:20,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:31:20,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:20,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:31:20,623 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:31:20,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:31:20,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:20,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:31:20,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:21,154 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 23:31:21,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:21,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:31:21,202 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:31:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:31:21,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:21,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:31:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:31:21,328 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:31:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:31:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:31:21,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:31:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:31:21,554 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:31:21,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:31:21 ImpRootNode [2024-11-08 23:31:21,593 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:31:21,594 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:31:21,596 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:31:21,596 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:31:21,597 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:20" (3/4) ... [2024-11-08 23:31:21,600 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:31:21,601 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:31:21,602 INFO L158 Benchmark]: Toolchain (without parser) took 3471.10ms. Allocated memory is still 140.5MB. Free memory was 98.1MB in the beginning and 74.6MB in the end (delta: 23.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2024-11-08 23:31:21,604 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 100.7MB. Free memory was 70.1MB in the beginning and 70.1MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:31:21,605 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1384.48ms. Allocated memory is still 140.5MB. Free memory was 97.7MB in the beginning and 69.8MB in the end (delta: 27.8MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2024-11-08 23:31:21,606 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.65ms. Allocated memory is still 140.5MB. Free memory was 69.8MB in the beginning and 66.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:31:21,606 INFO L158 Benchmark]: Boogie Preprocessor took 46.66ms. Allocated memory is still 140.5MB. Free memory was 66.4MB in the beginning and 65.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:31:21,608 INFO L158 Benchmark]: RCFGBuilder took 886.87ms. Allocated memory is still 140.5MB. Free memory was 65.1MB in the beginning and 82.7MB in the end (delta: -17.6MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2024-11-08 23:31:21,609 INFO L158 Benchmark]: CodeCheck took 1073.93ms. Allocated memory is still 140.5MB. Free memory was 82.7MB in the beginning and 74.6MB in the end (delta: 8.0MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-11-08 23:31:21,610 INFO L158 Benchmark]: Witness Printer took 7.39ms. Allocated memory is still 140.5MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:31:21,615 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, 0.3s 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: 1554]: 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 1561, overapproximation of bitwiseOr at line 1552. 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); [L1561] 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) [L1561] 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] [L1562] CALL CWE190_Integer_Overflow__int_rand_add_01_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] 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 0.67ms. Allocated memory is still 100.7MB. Free memory was 70.1MB in the beginning and 70.1MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1384.48ms. Allocated memory is still 140.5MB. Free memory was 97.7MB in the beginning and 69.8MB in the end (delta: 27.8MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.65ms. Allocated memory is still 140.5MB. Free memory was 69.8MB in the beginning and 66.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.66ms. Allocated memory is still 140.5MB. Free memory was 66.4MB in the beginning and 65.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 886.87ms. Allocated memory is still 140.5MB. Free memory was 65.1MB in the beginning and 82.7MB in the end (delta: -17.6MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * CodeCheck took 1073.93ms. Allocated memory is still 140.5MB. Free memory was 82.7MB in the beginning and 74.6MB in the end (delta: 8.0MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Witness Printer took 7.39ms. Allocated memory is still 140.5MB. Free memory is still 74.6MB. 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 23:31:21,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/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_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/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_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/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_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/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 0b87a1144954735e8d5f7fea36523e980e45a8fd7814aeaa2caef4b3ccfd9b2b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:31:24,152 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:31:24,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:31:24,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:31:24,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:31:24,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:31:24,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:31:24,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:31:24,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:31:24,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:31:24,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:31:24,317 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:31:24,317 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:31:24,318 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:31:24,320 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:31:24,321 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:31:24,321 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:31:24,321 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:31:24,322 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:31:24,322 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:31:24,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:31:24,326 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:31:24,327 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:31:24,327 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:31:24,327 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:31:24,327 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:24,328 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:31:24,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:31:24,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:24,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:31:24,329 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:31:24,329 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:31:24,329 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:31:24,329 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:24,329 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:31:24,330 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_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b87a1144954735e8d5f7fea36523e980e45a8fd7814aeaa2caef4b3ccfd9b2b [2024-11-08 23:31:24,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:31:24,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:31:24,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:31:24,780 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:31:24,781 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:31:24,784 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_01_bad.i Unable to find full path for "g++" [2024-11-08 23:31:27,033 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:31:27,547 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:31:27,549 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_01_bad.i [2024-11-08 23:31:27,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/data/1cb6055dd/883ca27dbffe4ba49f1852ce58549aa6/FLAG66755a833 [2024-11-08 23:31:27,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/data/1cb6055dd/883ca27dbffe4ba49f1852ce58549aa6 [2024-11-08 23:31:27,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:31:27,612 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:31:27,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:27,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:31:27,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:31:27,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:27" (1/1) ... [2024-11-08 23:31:27,629 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@512f7915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:27, skipping insertion in model container [2024-11-08 23:31:27,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:27" (1/1) ... [2024-11-08 23:31:27,720 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:31:28,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:28,836 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:31:28,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:29,108 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:31:29,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29 WrapperNode [2024-11-08 23:31:29,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:29,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:29,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:31:29,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:31:29,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,176 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2024-11-08 23:31:29,177 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:29,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:31:29,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:31:29,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:31:29,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,200 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,217 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,242 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,243 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:31:29,255 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:31:29,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:31:29,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:31:29,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:29,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:31:29,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:31:29,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:31:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:31:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:31:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:31:29,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:31:29,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:31:29,535 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:31:29,538 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:31:29,714 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-08 23:31:29,714 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:31:29,813 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:31:29,815 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:31:29,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:29 BoogieIcfgContainer [2024-11-08 23:31:29,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:31:29,817 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:31:29,817 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:31:29,828 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:31:29,828 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:29" (1/1) ... [2024-11-08 23:31:29,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:31:29,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:29,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-08 23:31:29,908 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-08 23:31:29,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 23:31:29,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:29,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:29,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:31:29,919 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:31:29,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:31:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:30,116 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:31:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:30,171 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:31:30,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:31:30,201 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 23:31:30,204 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:31:30,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:31:30,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:30,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-08 23:31:30,242 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-08 23:31:30,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:31:30,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:30,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:30,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:31:30,259 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:31:30,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:31:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:31:30,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:31:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:31:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:31:30,597 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:31:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:31:30,638 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:31:30,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:31:30,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:31:30 ImpRootNode [2024-11-08 23:31:30,666 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:31:30,666 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:31:30,667 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:31:30,667 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:31:30,667 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:29" (3/4) ... [2024-11-08 23:31:30,670 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:31:30,672 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:31:30,674 INFO L158 Benchmark]: Toolchain (without parser) took 3061.18ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 45.4MB in the beginning and 59.0MB in the end (delta: -13.6MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-11-08 23:31:30,675 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:31:30,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1494.60ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 45.2MB in the beginning and 46.9MB in the end (delta: -1.7MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2024-11-08 23:31:30,677 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.57ms. Allocated memory is still 98.6MB. Free memory was 46.9MB in the beginning and 43.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:31:30,678 INFO L158 Benchmark]: Boogie Preprocessor took 76.10ms. Allocated memory is still 98.6MB. Free memory was 43.9MB in the beginning and 69.3MB in the end (delta: -25.5MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2024-11-08 23:31:30,679 INFO L158 Benchmark]: RCFGBuilder took 561.65ms. Allocated memory is still 98.6MB. Free memory was 69.3MB in the beginning and 51.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:31:30,681 INFO L158 Benchmark]: CodeCheck took 848.84ms. Allocated memory is still 98.6MB. Free memory was 51.5MB in the beginning and 59.0MB in the end (delta: -7.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:31:30,681 INFO L158 Benchmark]: Witness Printer took 5.83ms. Allocated memory is still 98.6MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:31:30,687 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: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 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: 1554]: 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 1561. 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); [L1561] 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) [L1561] 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] [L1562] CALL CWE190_Integer_Overflow__int_rand_add_01_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] 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 0.35ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1494.60ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 45.2MB in the beginning and 46.9MB in the end (delta: -1.7MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.57ms. Allocated memory is still 98.6MB. Free memory was 46.9MB in the beginning and 43.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.10ms. Allocated memory is still 98.6MB. Free memory was 43.9MB in the beginning and 69.3MB in the end (delta: -25.5MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * RCFGBuilder took 561.65ms. Allocated memory is still 98.6MB. Free memory was 69.3MB in the beginning and 51.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 848.84ms. Allocated memory is still 98.6MB. Free memory was 51.5MB in the beginning and 59.0MB in the end (delta: -7.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.83ms. Allocated memory is still 98.6MB. Free memory is still 59.0MB. 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 23:31:30,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80be50b9-3ec4-43c0-a26a-f56887f7ecfd/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