./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_16_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm --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 88172af0f2f2e9ba1d2cd1b3a961319536f89769b65163131d3901e1ad73d3b1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:22:10,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:22:10,321 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 20:22:10,326 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:22:10,326 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:22:10,363 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:22:10,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:22:10,364 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:22:10,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:22:10,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:22:10,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:22:10,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:22:10,364 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:22:10,364 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:22:10,365 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:22:10,365 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:22:10,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:22:10,365 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:22:10,367 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:22:10,368 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:22:10,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:22:10,368 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:22:10,368 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:22:10,368 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:22:10,368 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:22:10,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:22:10,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:10,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:22:10,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:22:10,370 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:22:10,370 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:22:10,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:22:10,370 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm 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 -> 88172af0f2f2e9ba1d2cd1b3a961319536f89769b65163131d3901e1ad73d3b1 [2024-11-13 20:22:10,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:22:10,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:22:10,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:22:10,705 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:22:10,707 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:22:10,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_16_bad.i Unable to find full path for "g++" [2024-11-13 20:22:12,584 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:22:13,077 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:22:13,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_16_bad.i [2024-11-13 20:22:13,111 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/data/adf76886e/4b3668b0e08648378c5bcc5fa236dcad/FLAGf2fcb5ba5 [2024-11-13 20:22:13,134 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/data/adf76886e/4b3668b0e08648378c5bcc5fa236dcad [2024-11-13 20:22:13,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:22:13,141 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:22:13,142 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:13,142 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:22:13,147 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:22:13,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:13" (1/1) ... [2024-11-13 20:22:13,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2af1ebd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:13, skipping insertion in model container [2024-11-13 20:22:13,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:13" (1/1) ... [2024-11-13 20:22:13,216 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:22:14,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:14,185 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:22:14,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:14,453 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:22:14,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14 WrapperNode [2024-11-13 20:22:14,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:14,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:14,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:22:14,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:22:14,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14" (1/1) ... [2024-11-13 20:22:14,481 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14" (1/1) ... [2024-11-13 20:22:14,503 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 105 [2024-11-13 20:22:14,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:14,504 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:22:14,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:22:14,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:22:14,512 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14" (1/1) ... [2024-11-13 20:22:14,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14" (1/1) ... [2024-11-13 20:22:14,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14" (1/1) ... [2024-11-13 20:22:14,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14" (1/1) ... [2024-11-13 20:22:14,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14" (1/1) ... [2024-11-13 20:22:14,525 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14" (1/1) ... [2024-11-13 20:22:14,526 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14" (1/1) ... [2024-11-13 20:22:14,527 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14" (1/1) ... [2024-11-13 20:22:14,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:22:14,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:22:14,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:22:14,531 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:22:14,532 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:14" (1/1) ... [2024-11-13 20:22:14,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:14,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:22:14,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:22:14,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:22:14,615 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:22:14,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:22:14,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:22:14,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:22:14,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:22:14,805 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:22:14,807 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:22:15,111 INFO L? ?]: Removed 56 outVars from TransFormulas that were not future-live. [2024-11-13 20:22:15,111 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:22:15,464 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:22:15,465 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:22:15,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:15 BoogieIcfgContainer [2024-11-13 20:22:15,465 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:22:15,466 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:22:15,466 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:22:15,479 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:22:15,479 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:15" (1/1) ... [2024-11-13 20:22:15,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:22:15,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:15,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:22:15,553 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:22:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:22:15,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:15,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:15,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:22:15,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:15,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 20:22:15,969 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:22:15,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:22:15,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:15,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:16,117 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:22:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:16,332 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:22:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:16,377 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:22:16,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:22:16 ImpRootNode [2024-11-13 20:22:16,403 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:22:16,403 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:22:16,404 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:22:16,404 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:22:16,405 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:15" (3/4) ... [2024-11-13 20:22:16,407 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:22:16,408 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:22:16,409 INFO L158 Benchmark]: Toolchain (without parser) took 3269.12ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 39.3MB in the end (delta: 51.1MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2024-11-13 20:22:16,409 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:16,410 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1312.79ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 81.2MB in the end (delta: 9.3MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2024-11-13 20:22:16,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.48ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 78.5MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:22:16,411 INFO L158 Benchmark]: Boogie Preprocessor took 25.30ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:16,411 INFO L158 Benchmark]: RCFGBuilder took 934.91ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 87.5MB in the end (delta: -10.1MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. [2024-11-13 20:22:16,412 INFO L158 Benchmark]: CodeCheck took 936.89ms. Allocated memory is still 117.4MB. Free memory was 87.5MB in the beginning and 40.0MB in the end (delta: 47.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:22:16,412 INFO L158 Benchmark]: Witness Printer took 4.50ms. Allocated memory is still 117.4MB. Free memory was 40.0MB in the beginning and 39.3MB in the end (delta: 670.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:16,414 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 7 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 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: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570, overapproximation of bitwiseOr at line 1554. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1570] 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) [L1570] 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] [L1571] CALL CWE190_Integer_Overflow__int_rand_multiply_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1312.79ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 81.2MB in the end (delta: 9.3MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.48ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 78.5MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.30ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 934.91ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 87.5MB in the end (delta: -10.1MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. * CodeCheck took 936.89ms. Allocated memory is still 117.4MB. Free memory was 87.5MB in the beginning and 40.0MB in the end (delta: 47.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 4.50ms. Allocated memory is still 117.4MB. Free memory was 40.0MB in the beginning and 39.3MB in the end (delta: 670.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:22:16,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_16_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm --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 88172af0f2f2e9ba1d2cd1b3a961319536f89769b65163131d3901e1ad73d3b1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:22:19,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:22:19,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 20:22:19,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:22:19,224 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:22:19,224 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:22:19,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:22:19,225 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:22:19,225 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:22:19,225 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:22:19,225 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:22:19,225 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:22:19,225 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:22:19,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:22:19,225 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:22:19,226 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:22:19,226 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:22:19,226 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 20:22:19,226 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:22:19,226 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:22:19,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:22:19,226 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:22:19,226 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:22:19,226 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:22:19,227 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:22:19,227 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:19,227 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:22:19,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:22:19,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:19,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:22:19,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:22:19,227 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:22:19,228 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:22:19,228 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:19,228 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:22:19,228 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm 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 -> 88172af0f2f2e9ba1d2cd1b3a961319536f89769b65163131d3901e1ad73d3b1 [2024-11-13 20:22:19,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:22:19,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:22:19,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:22:19,593 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:22:19,593 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:22:19,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_16_bad.i Unable to find full path for "g++" [2024-11-13 20:22:21,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:22:21,855 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:22:21,856 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_16_bad.i [2024-11-13 20:22:21,902 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/data/8c0e60646/48b8513cb1754187a2d09f5bd0570bfb/FLAGd0df096c8 [2024-11-13 20:22:21,928 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/data/8c0e60646/48b8513cb1754187a2d09f5bd0570bfb [2024-11-13 20:22:21,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:22:21,932 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:22:21,933 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:21,933 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:22:21,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:22:21,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:21" (1/1) ... [2024-11-13 20:22:21,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1817df9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:21, skipping insertion in model container [2024-11-13 20:22:21,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:21" (1/1) ... [2024-11-13 20:22:22,006 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:22:22,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:22,920 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:22:23,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:23,188 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:22:23,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23 WrapperNode [2024-11-13 20:22:23,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:23,190 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:23,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:22:23,190 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:22:23,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,228 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,263 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 20:22:23,266 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:23,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:22:23,267 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:22:23,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:22:23,275 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,281 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,295 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,302 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,309 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:22:23,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:22:23,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:22:23,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:22:23,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:23,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:22:23,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:22:23,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:22:23,395 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 20:22:23,396 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 20:22:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:22:23,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:22:23,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:22:23,608 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:22:23,610 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:22:23,795 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 20:22:23,796 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:22:23,861 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:22:23,861 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:22:23,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:23 BoogieIcfgContainer [2024-11-13 20:22:23,862 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:22:23,862 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:22:23,863 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:22:23,873 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:22:23,873 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:23" (1/1) ... [2024-11-13 20:22:23,884 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:22:23,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:23,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-13 20:22:23,948 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-13 20:22:23,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:22:23,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:23,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:23,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:22:23,959 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:22:23,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:22:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:24,156 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:22:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:22:24,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 20:22:24,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:22:24,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:22:24,259 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 20:22:24,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:22:24,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:24,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-13 20:22:24,322 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-13 20:22:24,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:22:24,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:24,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:24,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:22:24,326 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:22:24,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:22:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:24,494 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:22:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:24,675 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:22:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:24,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:22:24,740 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 20:22:24,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:22:24 ImpRootNode [2024-11-13 20:22:24,775 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:22:24,775 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:22:24,775 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:22:24,775 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:22:24,777 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:23" (3/4) ... [2024-11-13 20:22:24,779 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:22:24,781 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:22:24,784 INFO L158 Benchmark]: Toolchain (without parser) took 2850.48ms. Allocated memory is still 83.9MB. Free memory was 58.0MB in the beginning and 33.1MB in the end (delta: 24.9MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2024-11-13 20:22:24,784 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:24,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1256.18ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 53.7MB in the end (delta: 4.0MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2024-11-13 20:22:24,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.26ms. Allocated memory is still 83.9MB. Free memory was 53.7MB in the beginning and 51.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:24,788 INFO L158 Benchmark]: Boogie Preprocessor took 49.96ms. Allocated memory is still 83.9MB. Free memory was 51.0MB in the beginning and 49.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:24,789 INFO L158 Benchmark]: RCFGBuilder took 544.94ms. Allocated memory is still 83.9MB. Free memory was 49.5MB in the beginning and 31.6MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:22:24,789 INFO L158 Benchmark]: CodeCheck took 912.16ms. Allocated memory is still 83.9MB. Free memory was 31.6MB in the beginning and 33.5MB in the end (delta: -1.9MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2024-11-13 20:22:24,790 INFO L158 Benchmark]: Witness Printer took 5.86ms. Allocated memory is still 83.9MB. Free memory was 33.1MB in the beginning and 33.1MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:24,792 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 15 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, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 7 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 32 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1561]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1570. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1570] 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) [L1570] 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] [L1571] CALL CWE190_Integer_Overflow__int_rand_multiply_16_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1256.18ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 53.7MB in the end (delta: 4.0MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.26ms. Allocated memory is still 83.9MB. Free memory was 53.7MB in the beginning and 51.0MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.96ms. Allocated memory is still 83.9MB. Free memory was 51.0MB in the beginning and 49.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 544.94ms. Allocated memory is still 83.9MB. Free memory was 49.5MB in the beginning and 31.6MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 912.16ms. Allocated memory is still 83.9MB. Free memory was 31.6MB in the beginning and 33.5MB in the end (delta: -1.9MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. * Witness Printer took 5.86ms. Allocated memory is still 83.9MB. Free memory was 33.1MB in the beginning and 33.1MB in the end (delta: 6.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:22:24,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d383efa-d519-4e35-a19a-05493f4b8ed0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample