./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3 --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 f6f262ee8ef73ce794ec50b2a6144e291b9346fae74936a8743567d685b8f10f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:21:40,610 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:21:40,711 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:21:40,717 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:21:40,718 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:21:40,749 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:21:40,750 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:21:40,750 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:21:40,752 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:21:40,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:21:40,754 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:21:40,755 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:21:40,755 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:21:40,755 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:21:40,756 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:21:40,756 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:21:40,756 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:21:40,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:21:40,756 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:21:40,756 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:21:40,756 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:21:40,757 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:21:40,757 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:21:40,757 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:21:40,757 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:21:40,757 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:21:40,757 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:21:40,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:21:40,758 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:21:40,758 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:21:40,759 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:21:40,759 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:21:40,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:21:40,759 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_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3 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 -> f6f262ee8ef73ce794ec50b2a6144e291b9346fae74936a8743567d685b8f10f [2024-11-25 03:21:41,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:21:41,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:21:41,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:21:41,166 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:21:41,169 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:21:41,171 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound5.c [2024-11-25 03:21:44,916 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/data/0c90380a1/c1b46095db20416596fb66dfd616c4fc/FLAGcd6d65960 [2024-11-25 03:21:45,306 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:21:45,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound5.c [2024-11-25 03:21:45,323 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/data/0c90380a1/c1b46095db20416596fb66dfd616c4fc/FLAGcd6d65960 [2024-11-25 03:21:45,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/data/0c90380a1/c1b46095db20416596fb66dfd616c4fc [2024-11-25 03:21:45,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:21:45,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:21:45,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:21:45,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:21:45,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:21:45,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c699eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45, skipping insertion in model container [2024-11-25 03:21:45,379 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,404 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:21:45,630 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_10a927f8-9d06-49f9-9972-1bdc07af1d96/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound5.c[458,471] [2024-11-25 03:21:45,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:21:45,676 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:21:45,690 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_10a927f8-9d06-49f9-9972-1bdc07af1d96/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound5.c[458,471] [2024-11-25 03:21:45,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:21:45,717 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:21:45,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45 WrapperNode [2024-11-25 03:21:45,718 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:21:45,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:21:45,723 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:21:45,723 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:21:45,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,776 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2024-11-25 03:21:45,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:21:45,777 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:21:45,777 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:21:45,778 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:21:45,785 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,786 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,787 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,789 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,796 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:21:45,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:21:45,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:21:45,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:21:45,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:21:45" (1/1) ... [2024-11-25 03:21:45,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:21:45,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:21:45,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:21:45,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:21:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:21:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:21:45,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:21:45,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:21:45,893 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 03:21:45,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 03:21:45,966 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:21:45,969 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:21:46,164 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-25 03:21:46,169 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:21:46,215 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:21:46,216 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 03:21:46,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:21:46 BoogieIcfgContainer [2024-11-25 03:21:46,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:21:46,218 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:21:46,219 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:21:46,232 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:21:46,232 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:21:46" (1/1) ... [2024-11-25 03:21:46,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:21:46,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:46,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2024-11-25 03:21:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2024-11-25 03:21:46,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 03:21:46,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:46,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:21:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:21:46,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:21:46,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:46,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2024-11-25 03:21:46,549 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2024-11-25 03:21:46,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:21:46,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:46,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:21:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:21:46,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:21:46,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 03:21:46,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:21:46,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:21:46,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:46,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2024-11-25 03:21:46,963 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2024-11-25 03:21:46,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:21:46,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:46,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:21:46,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:21:47,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:21:47,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:47,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-11-25 03:21:47,548 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-11-25 03:21:47,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 03:21:47,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:47,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:21:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:21:47,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:21:48,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:48,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-25 03:21:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-25 03:21:48,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 03:21:48,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:48,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:21:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:21:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:21:48,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 03:21:48,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:21:48,708 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:21:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:49,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-25 03:21:49,118 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-25 03:21:49,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 03:21:49,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:49,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:21:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:21:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:21:49,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 03:21:49,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:21:49,360 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 03:21:49,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:49,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-11-25 03:21:49,847 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-25 03:21:49,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 03:21:49,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:49,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:21:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:21:49,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:21:49,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-25 03:21:49,947 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:21:50,154 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 03:21:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:50,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2024-11-25 03:21:50,661 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-11-25 03:21:50,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 03:21:50,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:50,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:21:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:21:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:21:50,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-25 03:21:50,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:21:51,190 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 7 proven. 46 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-25 03:21:51,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:51,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 57 transitions. [2024-11-25 03:21:51,889 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2024-11-25 03:21:51,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 03:21:51,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:51,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:21:51,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:21:52,786 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 51 proven. 14 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-25 03:21:57,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 58 states and 93 transitions. [2024-11-25 03:21:57,325 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 93 transitions. [2024-11-25 03:21:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 03:21:57,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:21:57,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:21:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:21:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:21:57,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-25 03:21:57,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:21:57,672 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-25 03:21:59,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:21:59,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 30 states and 43 transitions. [2024-11-25 03:21:59,127 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-25 03:21:59,128 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 03:21:59,128 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2024-11-25 03:21:59,140 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 03:21:59,613 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 03:21:59,614 INFO L77 FloydHoareUtils]: At program point L27-1(lines 27 36) the Hoare annotation is: (not (and (= |ULTIMATE.start_main_#t~post5#1| 0) (= |ULTIMATE.start_main_~y~0#1| 0) (< ~counter~0 1) (= |ULTIMATE.start_main_~x~0#1| 0))) [2024-11-25 03:21:59,614 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 36) the Hoare annotation is: true [2024-11-25 03:21:59,614 INFO L77 FloydHoareUtils]: At program point L27-4(lines 27 36) the Hoare annotation is: true [2024-11-25 03:21:59,614 INFO L77 FloydHoareUtils]: At program point L27-5(lines 27 36) the Hoare annotation is: true [2024-11-25 03:21:59,614 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 03:21:59,615 INFO L77 FloydHoareUtils]: At program point L28(lines 27 36) the Hoare annotation is: (= (* 6 |ULTIMATE.start_main_~x~0#1|) (+ (* 3 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|)) (* (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|) 2) |ULTIMATE.start_main_~y~0#1|)) [2024-11-25 03:21:59,615 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: true [2024-11-25 03:21:59,615 INFO L77 FloydHoareUtils]: At program point L11(lines 11 12) the Hoare annotation is: true [2024-11-25 03:21:59,615 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)) [2024-11-25 03:21:59,615 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-25 03:21:59,615 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))) [2024-11-25 03:21:59,615 INFO L77 FloydHoareUtils]: At program point L10-2(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-11-25 03:21:59,616 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) the Hoare annotation is: true [2024-11-25 03:21:59,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:21:59 ImpRootNode [2024-11-25 03:21:59,636 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:21:59,637 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:21:59,637 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:21:59,638 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:21:59,638 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:21:46" (3/4) ... [2024-11-25 03:21:59,641 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 03:21:59,646 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-25 03:21:59,650 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-25 03:21:59,650 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-25 03:21:59,650 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 03:21:59,650 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 03:21:59,741 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 03:21:59,742 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 03:21:59,742 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:21:59,743 INFO L158 Benchmark]: Toolchain (without parser) took 14380.41ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 101.2MB in the beginning and 168.2MB in the end (delta: -67.0MB). Peak memory consumption was 141.5MB. Max. memory is 16.1GB. [2024-11-25 03:21:59,744 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:21:59,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.63ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 89.7MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:21:59,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.15ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 88.8MB in the end (delta: 987.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:21:59,747 INFO L158 Benchmark]: Boogie Preprocessor took 20.61ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 88.1MB in the end (delta: 661.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:21:59,748 INFO L158 Benchmark]: RCFGBuilder took 418.96ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 77.4MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:21:59,749 INFO L158 Benchmark]: CodeCheck took 13418.24ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 77.4MB in the beginning and 172.9MB in the end (delta: -95.5MB). Peak memory consumption was 107.9MB. Max. memory is 16.1GB. [2024-11-25 03:21:59,750 INFO L158 Benchmark]: Witness Printer took 104.78ms. Allocated memory is still 352.3MB. Free memory was 172.9MB in the beginning and 168.2MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:21:59,754 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: 12.9s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 401 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 189 mSDsluCounter, 610 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 382 mSDsCounter, 437 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 922 IncrementalHoareTripleChecker+Invalid, 1359 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 437 mSolverCounterUnsat, 228 mSDtfsCounter, 922 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1791 GetRequests, 1584 SyntacticMatches, 67 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7608 ImplicationChecksByTransitivity, 9.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 235 NumberOfCodeBlocks, 235 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 225 ConstructedInterpolants, 0 QuantifiedInterpolants, 823 SizeOfPredicates, 6 NumberOfNonLiveVariables, 585 ConjunctsInSsa, 110 ConjunctsInUnsatCore, 10 InterpolantComputations, 3 PerfectInterpolantSequences, 192/337 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, ConComCheckerStatistics: 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) && (counter == \old(counter))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.63ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 89.7MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.15ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 88.8MB in the end (delta: 987.4kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.61ms. Allocated memory is still 142.6MB. Free memory was 88.8MB in the beginning and 88.1MB in the end (delta: 661.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 418.96ms. Allocated memory is still 142.6MB. Free memory was 88.1MB in the beginning and 77.4MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13418.24ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 77.4MB in the beginning and 172.9MB in the end (delta: -95.5MB). Peak memory consumption was 107.9MB. Max. memory is 16.1GB. * Witness Printer took 104.78ms. Allocated memory is still 352.3MB. Free memory was 172.9MB in the beginning and 168.2MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 03:21:59,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10a927f8-9d06-49f9-9972-1bdc07af1d96/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE