./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/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_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 68d290aa6e6a124b20d02df1a641bd7e739f143db7416cdcc7b7048aed53c326 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:04:26,856 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:04:26,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:04:26,980 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:04:26,981 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:04:27,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:04:27,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:04:27,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:04:27,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:04:27,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:04:27,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:04:27,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:04:27,022 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:04:27,022 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:04:27,022 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:04:27,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:04:27,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:04:27,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:04:27,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:04:27,022 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:04:27,022 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:04:27,022 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:04:27,023 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:04:27,023 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:04:27,023 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:04:27,023 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:04:27,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:04:27,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:04:27,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:04:27,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:04:27,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:04:27,024 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:04:27,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:04:27,024 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_4c4def39-468d-4384-83af-d9931ed3bb3c/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 ! call(reach_error())) ) 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68d290aa6e6a124b20d02df1a641bd7e739f143db7416cdcc7b7048aed53c326 [2024-11-13 21:04:27,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:04:27,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:04:27,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:04:27,393 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:04:27,393 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:04:27,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound2.c Unable to find full path for "g++" [2024-11-13 21:04:29,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:04:29,584 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:04:29,584 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound2.c [2024-11-13 21:04:29,597 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/data/3754d293b/913212d26cf6460ea4760f25666bde8a/FLAG8c11f3978 [2024-11-13 21:04:29,633 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/data/3754d293b/913212d26cf6460ea4760f25666bde8a [2024-11-13 21:04:29,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:04:29,640 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:04:29,642 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:04:29,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:04:29,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:04:29,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:29,656 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4691c079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29, skipping insertion in model container [2024-11-13 21:04:29,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:29,677 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:04:29,868 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound2.c[458,471] [2024-11-13 21:04:29,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:04:29,908 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:04:29,922 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound2.c[458,471] [2024-11-13 21:04:29,933 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:04:29,952 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:04:29,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29 WrapperNode [2024-11-13 21:04:29,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:04:29,955 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:04:29,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:04:29,955 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:04:29,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:29,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:29,995 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37 [2024-11-13 21:04:29,997 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:04:29,998 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:04:29,998 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:04:29,999 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:04:30,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:30,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:30,008 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:30,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:30,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:30,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:30,021 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:30,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:30,028 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:04:30,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:04:30,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:04:30,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:04:30,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:29" (1/1) ... [2024-11-13 21:04:30,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:04:30,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:04:30,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:04:30,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:04:30,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:04:30,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:04:30,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:04:30,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:04:30,113 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:04:30,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:04:30,187 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:04:30,189 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:04:30,341 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 21:04:30,341 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:04:30,414 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:04:30,417 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:04:30,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:30 BoogieIcfgContainer [2024-11-13 21:04:30,418 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:04:30,419 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:04:30,420 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:04:30,432 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:04:30,432 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:30" (1/1) ... [2024-11-13 21:04:30,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:04:30,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:30,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-13 21:04:30,509 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-13 21:04:30,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 21:04:30,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:30,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:04:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:30,652 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:04:30,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:30,792 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 21:04:30,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:30,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2024-11-13 21:04:30,911 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2024-11-13 21:04:30,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:04:30,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:30,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:04:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:30,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:04:30,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:31,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:31,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:31,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-13 21:04:31,064 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-13 21:04:31,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:04:31,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:31,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:31,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:04:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:31,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:04:31,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:31,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:04:31,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:31,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2024-11-13 21:04:31,458 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2024-11-13 21:04:31,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:04:31,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:31,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:31,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:04:32,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:32,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 32 transitions. [2024-11-13 21:04:32,197 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 21:04:32,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 21:04:32,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:32,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:04:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:32,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:04:32,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:32,471 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:04:33,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:33,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 48 transitions. [2024-11-13 21:04:33,263 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2024-11-13 21:04:33,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 21:04:33,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:33,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:04:33,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:33,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 21:04:33,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:33,487 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 21:04:33,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:33,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 32 states and 52 transitions. [2024-11-13 21:04:33,845 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2024-11-13 21:04:33,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 21:04:33,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:33,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:34,046 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 21:04:34,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:34,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 54 transitions. [2024-11-13 21:04:34,254 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2024-11-13 21:04:34,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 21:04:34,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:34,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:04:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:34,341 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 21:04:34,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:04:34,700 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 21:04:35,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:35,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 73 transitions. [2024-11-13 21:04:35,788 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2024-11-13 21:04:35,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 21:04:35,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:35,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:36,127 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 21:04:36,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:36,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 25 states and 32 transitions. [2024-11-13 21:04:36,659 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-13 21:04:36,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 21:04:36,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:04:36,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:04:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:04:36,789 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 21:04:37,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:04:37,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 20 states and 27 transitions. [2024-11-13 21:04:37,092 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 21:04:37,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:04:37,092 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2024-11-13 21:04:37,100 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:04:37,656 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:04:37,656 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 36) the Hoare annotation is: true [2024-11-13 21:04:37,657 INFO L77 FloydHoareUtils]: At program point L27-3(lines 27 36) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_main_~y~0#1| 0)) (.cse0 (= 2 |ULTIMATE.start_main_~y~0#1|))) (or (and (= 9 |ULTIMATE.start_main_~x~0#1|) .cse0) (and .cse1 (= |ULTIMATE.start_main_~x~0#1| 0)) (and (not .cse1) (not (and .cse0 (= 2 |ULTIMATE.start_main_~k~0#1|)))))) [2024-11-13 21:04:37,658 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:04:37,658 INFO L77 FloydHoareUtils]: At program point L38(line 38) the Hoare annotation is: true [2024-11-13 21:04:37,659 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: true [2024-11-13 21:04:37,659 INFO L77 FloydHoareUtils]: At program point L28-1(lines 27 36) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_main_~y~0#1| 1)) (.cse0 (= |ULTIMATE.start_main_~y~0#1| 0)) (.cse1 (= 2 |ULTIMATE.start_main_~y~0#1|))) (or (and (not .cse0) (not (and .cse1 (= 2 |ULTIMATE.start_main_~k~0#1|))) (not (and (<= |ULTIMATE.start_main_~c~0#1| 1) .cse2 (<= 1 |ULTIMATE.start_main_~k~0#1|)))) (and (= |ULTIMATE.start_main_~x~0#1| 1) .cse2) (and (= 9 |ULTIMATE.start_main_~x~0#1|) .cse1) (and .cse0 (= |ULTIMATE.start_main_~x~0#1| 0)) (and (< |ULTIMATE.start_main_~c~0#1| |ULTIMATE.start_main_~k~0#1|) .cse1))) [2024-11-13 21:04:37,659 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: true [2024-11-13 21:04:37,659 INFO L77 FloydHoareUtils]: At program point L11(lines 11 12) the Hoare annotation is: true [2024-11-13 21:04:37,659 INFO L77 FloydHoareUtils]: At program point L10(lines 10 13) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-11-13 21:04:37,659 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 21:04:37,659 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 9 15) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-11-13 21:04:37,659 INFO L77 FloydHoareUtils]: At program point L10-2(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-13 21:04:37,660 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) the Hoare annotation is: true [2024-11-13 21:04:37,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:04:37 ImpRootNode [2024-11-13 21:04:37,688 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:04:37,692 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:04:37,692 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:04:37,692 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:04:37,693 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:30" (3/4) ... [2024-11-13 21:04:37,695 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:04:37,707 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 21:04:37,711 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-13 21:04:37,713 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 21:04:37,714 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:04:37,714 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:04:37,803 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:04:37,803 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:04:37,804 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:04:37,807 INFO L158 Benchmark]: Toolchain (without parser) took 8165.53ms. Allocated memory is still 142.6MB. Free memory was 119.5MB in the beginning and 51.9MB in the end (delta: 67.5MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2024-11-13 21:04:37,807 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:04:37,808 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.30ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 108.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:04:37,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.97ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 107.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:04:37,811 INFO L158 Benchmark]: Boogie Preprocessor took 29.67ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.5MB in the end (delta: 596.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:04:37,811 INFO L158 Benchmark]: RCFGBuilder took 390.26ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 94.2MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:04:37,812 INFO L158 Benchmark]: CodeCheck took 7268.30ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 57.4MB in the end (delta: 36.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-11-13 21:04:37,812 INFO L158 Benchmark]: Witness Printer took 112.16ms. Allocated memory is still 142.6MB. Free memory was 56.1MB in the beginning and 51.9MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:04:37,816 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.6s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 358 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 167 mSDsluCounter, 373 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 226 mSDsCounter, 491 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1248 IncrementalHoareTripleChecker+Invalid, 1739 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 491 mSolverCounterUnsat, 147 mSDtfsCounter, 1248 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1686 GetRequests, 1561 SyntacticMatches, 29 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3674 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 195 NumberOfCodeBlocks, 195 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 185 ConstructedInterpolants, 0 QuantifiedInterpolants, 734 SizeOfPredicates, 7 NumberOfNonLiveVariables, 372 ConjunctsInSsa, 80 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 118/162 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 - PositiveResult [Line: 12]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 9]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.30ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 108.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.97ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 107.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.67ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.5MB in the end (delta: 596.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 390.26ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 94.2MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 7268.30ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 57.4MB in the end (delta: 36.8MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * Witness Printer took 112.16ms. Allocated memory is still 142.6MB. Free memory was 56.1MB in the beginning and 51.9MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 21:04:37,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c4def39-468d-4384-83af-d9931ed3bb3c/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: TRUE