./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9 --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 69e3759b6e7ee15378e7391ad11d943bae32b67ab55c3e2fea94db5284daa3ec --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:56:13,741 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:56:13,817 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:56:13,822 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:56:13,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:56:13,851 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:56:13,852 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:56:13,852 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:56:13,853 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:56:13,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:56:13,854 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:56:13,855 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:56:13,855 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:56:13,855 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:56:13,856 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:56:13,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:56:13,857 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:56:13,857 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:56:13,858 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:56:13,858 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:56:13,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:56:13,859 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:56:13,860 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:56:13,860 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:56:13,861 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:56:13,861 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:56:13,861 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:56:13,862 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:56:13,862 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:56:13,863 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:56:13,863 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:56:13,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:56:13,864 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:56:13,864 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69e3759b6e7ee15378e7391ad11d943bae32b67ab55c3e2fea94db5284daa3ec [2023-12-02 21:56:14,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:56:14,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:56:14,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:56:14,144 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:56:14,144 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:56:14,145 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound2.c [2023-12-02 21:56:16,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:56:17,037 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:56:17,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound2.c [2023-12-02 21:56:17,045 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/data/f862590ae/7d43289c2ccb497ca26bb947e6f480e5/FLAG12919294d [2023-12-02 21:56:17,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/data/f862590ae/7d43289c2ccb497ca26bb947e6f480e5 [2023-12-02 21:56:17,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:56:17,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:56:17,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:56:17,066 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:56:17,071 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:56:17,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,073 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e231081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17, skipping insertion in model container [2023-12-02 21:56:17,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,095 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:56:17,251 WARN L240 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_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound2.c[520,533] [2023-12-02 21:56:17,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:56:17,279 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:56:17,293 WARN L240 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_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound2.c[520,533] [2023-12-02 21:56:17,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:56:17,314 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:56:17,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17 WrapperNode [2023-12-02 21:56:17,314 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:56:17,316 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:56:17,316 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:56:17,316 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:56:17,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,330 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,348 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2023-12-02 21:56:17,348 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:56:17,349 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:56:17,349 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:56:17,349 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:56:17,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,368 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,369 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,370 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:56:17,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:56:17,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:56:17,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:56:17,375 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:56:17,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:56:17,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:56:17,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:56:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:56:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:56:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:56:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:56:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:56:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:56:17,530 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:56:17,533 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:56:17,685 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:56:17,726 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:56:17,727 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:56:17,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:56:17 BoogieIcfgContainer [2023-12-02 21:56:17,729 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:56:17,730 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:56:17,730 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:56:17,738 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:56:17,739 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:56:17" (1/1) ... [2023-12-02 21:56:17,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:56:17,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:17,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2023-12-02 21:56:17,795 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2023-12-02 21:56:17,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:56:17,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:17,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:17,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:18,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:56:18,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 21 states and 33 transitions. [2023-12-02 21:56:18,161 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 33 transitions. [2023-12-02 21:56:18,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:56:18,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:18,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:18,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:18,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:56:18,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:18,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:56:18,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:18,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 39 transitions. [2023-12-02 21:56:18,648 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 39 transitions. [2023-12-02 21:56:18,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 21:56:18,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:18,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:18,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 21:56:18,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:18,754 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:56:18,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:18,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 42 transitions. [2023-12-02 21:56:18,878 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 42 transitions. [2023-12-02 21:56:18,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:56:18,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:18,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:18,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:56:18,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:18,969 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:56:19,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:19,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 47 transitions. [2023-12-02 21:56:19,109 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2023-12-02 21:56:19,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:56:19,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:19,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:19,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 21:56:19,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:19,205 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 21:56:19,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:19,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 31 states and 52 transitions. [2023-12-02 21:56:19,393 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2023-12-02 21:56:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:56:19,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:19,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:19,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:19,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:56:19,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:19,480 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 21:56:19,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:19,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 55 transitions. [2023-12-02 21:56:19,679 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2023-12-02 21:56:19,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 21:56:19,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:19,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:19,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 21:56:19,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:19,827 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 21:56:20,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:20,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 34 states and 57 transitions. [2023-12-02 21:56:20,102 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 57 transitions. [2023-12-02 21:56:20,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:56:20,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:20,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:20,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:56:20,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:20,271 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 21:56:20,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:20,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 56 transitions. [2023-12-02 21:56:20,941 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2023-12-02 21:56:20,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:56:20,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:20,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:20,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 21:56:20,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:21,061 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 9 proven. 17 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 21:56:21,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:21,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 60 transitions. [2023-12-02 21:56:21,275 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 60 transitions. [2023-12-02 21:56:21,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 21:56:21,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:21,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:21,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:56:21,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:21,335 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-12-02 21:56:21,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:21,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 36 states and 61 transitions. [2023-12-02 21:56:21,440 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 61 transitions. [2023-12-02 21:56:21,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:56:21,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:21,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:21,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:56:21,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:21,626 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-12-02 21:56:22,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:22,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 26 states and 35 transitions. [2023-12-02 21:56:22,237 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-12-02 21:56:22,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 21:56:22,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:56:22,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:56:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:56:22,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 21:56:22,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:56:22,297 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-02 21:56:22,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:56:22,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 20 states and 28 transitions. [2023-12-02 21:56:22,548 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2023-12-02 21:56:22,549 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 21:56:22,549 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2023-12-02 21:56:22,558 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 21:56:22,800 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-12-02 21:56:22,806 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:56:22,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:56:22 ImpRootNode [2023-12-02 21:56:22,807 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:56:22,808 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:56:22,808 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:56:22,808 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:56:22,809 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:56:17" (3/4) ... [2023-12-02 21:56:22,811 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 21:56:22,814 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-02 21:56:22,817 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-12-02 21:56:22,818 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-12-02 21:56:22,818 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 21:56:22,818 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:56:22,906 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:56:22,907 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 21:56:22,907 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:56:22,908 INFO L158 Benchmark]: Toolchain (without parser) took 5843.84ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 124.9MB in the beginning and 122.1MB in the end (delta: 2.7MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2023-12-02 21:56:22,908 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 117.4MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:56:22,909 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.27ms. Allocated memory is still 157.3MB. Free memory was 124.9MB in the beginning and 114.5MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 21:56:22,909 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.99ms. Allocated memory is still 157.3MB. Free memory was 114.5MB in the beginning and 113.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:56:22,910 INFO L158 Benchmark]: Boogie Preprocessor took 23.10ms. Allocated memory is still 157.3MB. Free memory was 113.0MB in the beginning and 111.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:56:22,911 INFO L158 Benchmark]: RCFGBuilder took 355.59ms. Allocated memory is still 157.3MB. Free memory was 111.6MB in the beginning and 122.4MB in the end (delta: -10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 21:56:22,911 INFO L158 Benchmark]: CodeCheck took 5077.88ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 122.4MB in the beginning and 126.2MB in the end (delta: -3.9MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2023-12-02 21:56:22,912 INFO L158 Benchmark]: Witness Printer took 99.42ms. Allocated memory is still 188.7MB. Free memory was 126.2MB in the beginning and 122.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:56:22,914 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, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 371 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 149 mSDsluCounter, 342 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 196 mSDsCounter, 677 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1754 IncrementalHoareTripleChecker+Invalid, 2431 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 677 mSolverCounterUnsat, 146 mSDtfsCounter, 1754 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2596 GetRequests, 2464 SyntacticMatches, 48 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2842 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 321 NumberOfCodeBlocks, 321 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 309 ConstructedInterpolants, 0 QuantifiedInterpolants, 927 SizeOfPredicates, 24 NumberOfNonLiveVariables, 915 ConjunctsInSsa, 153 ConjunctsInUnsatCore, 12 InterpolantComputations, 1 PerfectInterpolantSequences, 403/480 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: 14]: 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 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(((3 == t) && (a == 1))) || (s == 4)) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 117.4MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.27ms. Allocated memory is still 157.3MB. Free memory was 124.9MB in the beginning and 114.5MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.99ms. Allocated memory is still 157.3MB. Free memory was 114.5MB in the beginning and 113.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.10ms. Allocated memory is still 157.3MB. Free memory was 113.0MB in the beginning and 111.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 355.59ms. Allocated memory is still 157.3MB. Free memory was 111.6MB in the beginning and 122.4MB in the end (delta: -10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 5077.88ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 122.4MB in the beginning and 126.2MB in the end (delta: -3.9MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Witness Printer took 99.42ms. Allocated memory is still 188.7MB. Free memory was 126.2MB in the beginning and 122.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 21:56:22,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66dc72f8-3b55-4ce7-98d9-7ff3f327571b/bin/ukojak-verify-Qdu7aM0XO9/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