./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fc6cfc9bc139db752e72885619d5342f9725bf67cec8b7ca9da9022c75c17b44 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 00:24:47,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:24:47,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:24:47,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:24:47,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:24:47,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:24:47,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:24:47,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:24:47,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:24:47,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:24:47,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:24:47,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:24:47,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:24:47,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:24:47,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:24:47,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:24:47,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:24:47,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:24:47,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:24:47,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:24:47,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:24:47,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:24:47,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:24:47,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:24:47,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:24:47,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:24:47,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:24:47,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:24:47,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:24:47,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:24:47,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:24:47,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:24:47,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:24:47,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:24:47,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:24:47,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:24:47,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:24:47,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:24:47,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:24:47,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:24:47,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:24:47,239 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 00:24:47,254 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:24:47,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:24:47,255 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:24:47,255 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:24:47,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:24:47,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:24:47,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:24:47,256 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 00:24:47,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:24:47,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:24:47,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:24:47,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:24:47,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:24:47,257 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 00:24:47,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:24:47,257 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:24:47,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:24:47,258 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:24:47,258 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:24:47,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:24:47,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:24:47,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:24:47,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:24:47,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:24:47,259 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:24:47,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:24:47,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:24:47,259 INFO L138 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_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc6cfc9bc139db752e72885619d5342f9725bf67cec8b7ca9da9022c75c17b44 [2022-12-15 00:24:47,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:24:47,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:24:47,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:24:47,439 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:24:47,439 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:24:47,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c [2022-12-15 00:24:49,987 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:24:50,149 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:24:50,150 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c [2022-12-15 00:24:50,156 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/data/9f731a42a/2b04da0948e043b79d105ea15c0346b9/FLAG398ea5392 [2022-12-15 00:24:50,170 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/data/9f731a42a/2b04da0948e043b79d105ea15c0346b9 [2022-12-15 00:24:50,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:24:50,174 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:24:50,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:24:50,176 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:24:50,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:24:50,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dd27a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50, skipping insertion in model container [2022-12-15 00:24:50,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:24:50,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:24:50,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:24:50,329 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:24:50,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:24:50,353 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:24:50,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50 WrapperNode [2022-12-15 00:24:50,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:24:50,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:24:50,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:24:50,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:24:50,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,366 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,381 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2022-12-15 00:24:50,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:24:50,382 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:24:50,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:24:50,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:24:50,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,395 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:24:50,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:24:50,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:24:50,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:24:50,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:24:50,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:24:50,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:24:50,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:24:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2022-12-15 00:24:50,461 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2022-12-15 00:24:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:24:50,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:24:50,519 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:24:50,521 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:24:50,618 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:24:50,629 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:24:50,629 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 00:24:50,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:24:50 BoogieIcfgContainer [2022-12-15 00:24:50,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:24:50,633 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:24:50,633 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:24:50,643 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:24:50,643 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:24:50" (1/1) ... [2022-12-15 00:24:50,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:24:50,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:50,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 27 states and 29 transitions. [2022-12-15 00:24:50,709 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2022-12-15 00:24:50,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 00:24:50,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:50,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:24:50,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:50,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2022-12-15 00:24:50,874 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-12-15 00:24:50,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 00:24:50,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:50,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:50,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:50,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:24:50,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:50,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2022-12-15 00:24:50,937 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2022-12-15 00:24:50,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 00:24:50,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:50,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:24:51,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:51,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-12-15 00:24:51,102 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-12-15 00:24:51,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 00:24:51,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:51,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:51,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:51,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:24:51,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:51,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-12-15 00:24:51,345 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-12-15 00:24:51,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 00:24:51,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:51,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:51,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:24:51,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:51,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2022-12-15 00:24:51,401 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-12-15 00:24:51,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 00:24:51,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:51,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:51,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:24:51,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:51,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2022-12-15 00:24:51,480 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-12-15 00:24:51,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 00:24:51,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:51,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:51,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:24:51,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:51,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-12-15 00:24:51,760 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-12-15 00:24:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 00:24:51,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:51,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:51,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:51,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:24:52,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:52,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2022-12-15 00:24:52,116 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-12-15 00:24:52,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 00:24:52,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:52,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:52,223 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:24:52,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:52,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-12-15 00:24:52,876 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-12-15 00:24:52,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 00:24:52,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:52,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:53,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:24:53,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:53,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2022-12-15 00:24:53,661 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2022-12-15 00:24:53,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 00:24:53,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:53,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:53,716 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:24:54,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:54,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2022-12-15 00:24:54,017 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2022-12-15 00:24:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 00:24:54,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:24:54,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:24:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:24:54,081 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 00:24:54,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:24:54,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 55 transitions. [2022-12-15 00:24:54,383 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions. [2022-12-15 00:24:54,383 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 00:24:54,383 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-12-15 00:24:54,389 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 00:24:54,591 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 00:24:54,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 12:24:54 ImpRootNode [2022-12-15 00:24:54,595 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 00:24:54,595 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 00:24:54,595 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 00:24:54,595 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 00:24:54,596 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:24:50" (3/4) ... [2022-12-15 00:24:54,598 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 00:24:54,602 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec [2022-12-15 00:24:54,605 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-15 00:24:54,605 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 00:24:54,605 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-15 00:24:54,629 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 00:24:54,629 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 00:24:54,630 INFO L158 Benchmark]: Toolchain (without parser) took 4455.83ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 93.0MB in the beginning and 59.8MB in the end (delta: 33.1MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2022-12-15 00:24:54,631 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:24:54,631 INFO L158 Benchmark]: CACSL2BoogieTranslator took 178.10ms. Allocated memory is still 121.6MB. Free memory was 92.7MB in the beginning and 83.8MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 00:24:54,632 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.84ms. Allocated memory is still 121.6MB. Free memory was 83.8MB in the beginning and 82.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:24:54,632 INFO L158 Benchmark]: Boogie Preprocessor took 15.01ms. Allocated memory is still 121.6MB. Free memory was 82.2MB in the beginning and 81.6MB in the end (delta: 653.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:24:54,633 INFO L158 Benchmark]: RCFGBuilder took 235.08ms. Allocated memory is still 121.6MB. Free memory was 81.3MB in the beginning and 71.8MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 00:24:54,633 INFO L158 Benchmark]: CodeCheck took 3961.58ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 71.8MB in the beginning and 61.9MB in the end (delta: 9.8MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2022-12-15 00:24:54,634 INFO L158 Benchmark]: Witness Printer took 34.50ms. Allocated memory is still 146.8MB. Free memory was 61.9MB in the beginning and 59.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:24:54,636 INFO L339 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, 27 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.7s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 482 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 422 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 260 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1474 IncrementalHoareTripleChecker+Invalid, 1734 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 260 mSolverCounterUnsat, 40 mSDtfsCounter, 1474 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1247 GetRequests, 1105 SyntacticMatches, 6 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8349 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 146 ConstructedInterpolants, 0 QuantifiedInterpolants, 404 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 29/39 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]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 12]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 12]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 12]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 12]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 12]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 178.10ms. Allocated memory is still 121.6MB. Free memory was 92.7MB in the beginning and 83.8MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.84ms. Allocated memory is still 121.6MB. Free memory was 83.8MB in the beginning and 82.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.01ms. Allocated memory is still 121.6MB. Free memory was 82.2MB in the beginning and 81.6MB in the end (delta: 653.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 235.08ms. Allocated memory is still 121.6MB. Free memory was 81.3MB in the beginning and 71.8MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 3961.58ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 71.8MB in the beginning and 61.9MB in the end (delta: 9.8MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. * Witness Printer took 34.50ms. Allocated memory is still 146.8MB. Free memory was 61.9MB in the beginning and 59.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 00:24:54,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ddca868-f31c-451e-b5d4-28b9fb5fcc39/bin/ukojak-rkRKPMF4O4/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