./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --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 1e1d72742850b95338b71e8d041fa264ac4d7956cbe86d6603297a369e94cb76 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:21:45,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:21:45,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:21:45,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:21:45,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:21:45,319 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:21:45,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:21:45,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:21:45,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:21:45,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:21:45,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:21:45,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:21:45,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:21:45,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:21:45,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:21:45,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:21:45,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:21:45,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:21:45,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:21:45,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:21:45,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:21:45,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:21:45,387 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:21:45,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:21:45,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:21:45,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:21:45,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:21:45,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:21:45,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:21:45,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:21:45,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:21:45,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:21:45,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:21:45,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:21:45,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:21:45,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:21:45,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:21:45,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:21:45,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:21:45,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:21:45,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:21:45,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:21:45,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:21:45,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:21:45,495 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:21:45,496 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:21:45,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:21:45,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:21:45,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:21:45,498 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:21:45,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:21:45,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:21:45,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:21:45,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:21:45,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:21:45,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:21:45,509 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:21:45,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:21:45,510 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:21:45,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:21:45,511 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:21:45,511 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:21:45,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:21:45,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:21:45,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:21:45,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:21:45,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:21:45,513 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:21:45,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:21:45,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:21:45,514 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_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e1d72742850b95338b71e8d041fa264ac4d7956cbe86d6603297a369e94cb76 [2021-11-22 23:21:45,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:21:45,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:21:45,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:21:45,903 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:21:45,904 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:21:45,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound1.c [2021-11-22 23:21:46,001 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/data/a0f2ad6e5/7bd83a8a5f414533a662f29835bec073/FLAG98e5192df [2021-11-22 23:21:46,605 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:21:46,605 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound1.c [2021-11-22 23:21:46,614 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/data/a0f2ad6e5/7bd83a8a5f414533a662f29835bec073/FLAG98e5192df [2021-11-22 23:21:46,968 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/data/a0f2ad6e5/7bd83a8a5f414533a662f29835bec073 [2021-11-22 23:21:46,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:21:46,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:21:46,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:21:46,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:21:46,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:21:46,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:46" (1/1) ... [2021-11-22 23:21:46,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30c64eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:46, skipping insertion in model container [2021-11-22 23:21:46,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:21:46" (1/1) ... [2021-11-22 23:21:47,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:21:47,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:21:47,221 WARN L230 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_17d988d4-5b35-4052-a343-bcb675e9ff03/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound1.c[597,610] [2021-11-22 23:21:47,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:21:47,269 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:21:47,284 WARN L230 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_17d988d4-5b35-4052-a343-bcb675e9ff03/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound1.c[597,610] [2021-11-22 23:21:47,294 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:21:47,311 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:21:47,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:47 WrapperNode [2021-11-22 23:21:47,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:21:47,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:21:47,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:21:47,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:21:47,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:47" (1/1) ... [2021-11-22 23:21:47,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:47" (1/1) ... [2021-11-22 23:21:47,355 INFO L137 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2021-11-22 23:21:47,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:21:47,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:21:47,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:21:47,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:21:47,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:47" (1/1) ... [2021-11-22 23:21:47,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:47" (1/1) ... [2021-11-22 23:21:47,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:47" (1/1) ... [2021-11-22 23:21:47,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:47" (1/1) ... [2021-11-22 23:21:47,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:47" (1/1) ... [2021-11-22 23:21:47,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:47" (1/1) ... [2021-11-22 23:21:47,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:47" (1/1) ... [2021-11-22 23:21:47,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:21:47,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:21:47,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:21:47,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:21:47,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:21:47" (1/1) ... [2021-11-22 23:21:47,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:21:47,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:21:47,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:21:47,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:21:47,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:21:47,505 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:21:47,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:21:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:21:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:21:47,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:21:47,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:21:47,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:21:47,593 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:21:47,596 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:21:47,767 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:21:47,822 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:21:47,822 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:21:47,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:47 BoogieIcfgContainer [2021-11-22 23:21:47,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:21:47,829 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:21:47,829 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:21:47,843 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:21:47,844 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:47" (1/1) ... [2021-11-22 23:21:47,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:21:47,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:47,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2021-11-22 23:21:47,946 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2021-11-22 23:21:47,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-22 23:21:47,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:47,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:48,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:48,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2021-11-22 23:21:48,760 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2021-11-22 23:21:48,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:21:48,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:48,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:21:48,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:49,116 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:21:49,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:49,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 38 transitions. [2021-11-22 23:21:49,617 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2021-11-22 23:21:49,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:21:49,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:49,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:49,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:49,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-22 23:21:49,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:50,266 WARN L906 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2021-11-22 23:21:50,777 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:52,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 32 states and 52 transitions. [2021-11-22 23:21:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2021-11-22 23:21:52,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:21:52,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:21:52,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:53,847 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:21:55,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 63 transitions. [2021-11-22 23:21:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 63 transitions. [2021-11-22 23:21:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:21:55,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:21:55,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:56,013 WARN L906 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2021-11-22 23:21:56,355 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:21:58,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:58,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 39 states and 73 transitions. [2021-11-22 23:21:58,671 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 73 transitions. [2021-11-22 23:21:58,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:21:58,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:58,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:58,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:21:58,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:59,279 WARN L906 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2021-11-22 23:21:59,448 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:22:00,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 41 states and 76 transitions. [2021-11-22 23:22:00,222 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 76 transitions. [2021-11-22 23:22:00,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:22:00,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:00,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-22 23:22:00,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:01,803 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:22:04,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 45 states and 88 transitions. [2021-11-22 23:22:04,148 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 88 transitions. [2021-11-22 23:22:04,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:22:04,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:04,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:04,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-22 23:22:04,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:05,132 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:22:05,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 45 states and 84 transitions. [2021-11-22 23:22:05,925 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 84 transitions. [2021-11-22 23:22:05,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:22:05,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 23:22:05,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:06,444 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-22 23:22:07,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 28 states and 37 transitions. [2021-11-22 23:22:07,702 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2021-11-22 23:22:07,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 23:22:07,704 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2021-11-22 23:22:07,714 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-22 23:22:08,198 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:22:08,202 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:22:08,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:22:08 ImpRootNode [2021-11-22 23:22:08,207 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:22:08,207 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:22:08,207 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:22:08,208 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:22:08,208 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:21:47" (3/4) ... [2021-11-22 23:22:08,214 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 23:22:08,230 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-22 23:22:08,231 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-22 23:22:08,236 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2021-11-22 23:22:08,236 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-22 23:22:08,237 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-22 23:22:08,237 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:22:08,296 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-22 23:22:08,296 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:22:08,297 INFO L158 Benchmark]: Toolchain (without parser) took 21319.49ms. Allocated memory was 100.7MB in the beginning and 176.2MB in the end (delta: 75.5MB). Free memory was 64.4MB in the beginning and 61.5MB in the end (delta: 2.9MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. [2021-11-22 23:22:08,298 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 100.7MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:22:08,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.11ms. Allocated memory is still 100.7MB. Free memory was 64.2MB in the beginning and 76.3MB in the end (delta: -12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:22:08,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.91ms. Allocated memory is still 100.7MB. Free memory was 76.3MB in the beginning and 75.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:22:08,300 INFO L158 Benchmark]: Boogie Preprocessor took 39.41ms. Allocated memory is still 100.7MB. Free memory was 75.0MB in the beginning and 73.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:22:08,301 INFO L158 Benchmark]: RCFGBuilder took 429.00ms. Allocated memory is still 100.7MB. Free memory was 73.7MB in the beginning and 62.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:22:08,301 INFO L158 Benchmark]: CodeCheck took 20377.75ms. Allocated memory was 100.7MB in the beginning and 176.2MB in the end (delta: 75.5MB). Free memory was 62.8MB in the beginning and 63.6MB in the end (delta: -784.2kB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2021-11-22 23:22:08,302 INFO L158 Benchmark]: Witness Printer took 89.10ms. Allocated memory is still 176.2MB. Free memory was 63.6MB in the beginning and 61.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:22:08,305 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 3 procedures, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.8s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 702 SdHoareTripleChecker+Valid, 4.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 148 mSDsluCounter, 205 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 360 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1356 IncrementalHoareTripleChecker+Invalid, 1716 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 360 mSolverCounterUnsat, 189 mSDtfsCounter, 1356 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2285 GetRequests, 2090 SyntacticMatches, 69 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6979 ImplicationChecksByTransitivity, 13.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 7.6s InterpolantComputationTime, 245 NumberOfCodeBlocks, 245 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 236 ConstructedInterpolants, 0 QuantifiedInterpolants, 2885 SizeOfPredicates, 39 NumberOfNonLiveVariables, 871 ConjunctsInSsa, 201 ConjunctsInUnsatCore, 9 InterpolantComputations, 1 PerfectInterpolantSequences, 112/152 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: 16]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 100.7MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.11ms. Allocated memory is still 100.7MB. Free memory was 64.2MB in the beginning and 76.3MB in the end (delta: -12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.91ms. Allocated memory is still 100.7MB. Free memory was 76.3MB in the beginning and 75.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.41ms. Allocated memory is still 100.7MB. Free memory was 75.0MB in the beginning and 73.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 429.00ms. Allocated memory is still 100.7MB. Free memory was 73.7MB in the beginning and 62.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 20377.75ms. Allocated memory was 100.7MB in the beginning and 176.2MB in the end (delta: 75.5MB). Free memory was 62.8MB in the beginning and 63.6MB in the end (delta: -784.2kB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. * Witness Printer took 89.10ms. Allocated memory is still 176.2MB. Free memory was 63.6MB in the beginning and 61.5MB 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! [2021-11-22 23:22:08,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17d988d4-5b35-4052-a343-bcb675e9ff03/bin/ukojak-LBtLqBUTdQ/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