./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/getNumbers3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/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_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c522d46e2ef8c6f97d600bd7187aa9b442df29a1c9828e86387b1c78c18556ba --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:43:13,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:43:13,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:43:13,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:43:13,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:43:13,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:43:13,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:43:13,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:43:13,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:43:13,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:43:13,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:43:13,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:43:13,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:43:13,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:43:13,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:43:13,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:43:13,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:43:13,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:43:13,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:43:13,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:43:13,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:43:13,600 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:43:13,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:43:13,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:43:13,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:43:13,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:43:13,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:43:13,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:43:13,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:43:13,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:43:13,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:43:13,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:43:13,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:43:13,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:43:13,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:43:13,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:43:13,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:43:13,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:43:13,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:43:13,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:43:13,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:43:13,619 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:43:13,645 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:43:13,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:43:13,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:43:13,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:43:13,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:43:13,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:43:13,648 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:43:13,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:43:13,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:43:13,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:43:13,649 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:43:13,649 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:43:13,649 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:43:13,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:43:13,650 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:43:13,650 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:43:13,650 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:43:13,651 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:43:13,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:43:13,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:43:13,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:43:13,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:43:13,652 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:43:13,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:43:13,652 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_631004c2-7afd-4d43-9030-887a822c3236/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c522d46e2ef8c6f97d600bd7187aa9b442df29a1c9828e86387b1c78c18556ba [2021-11-23 01:43:13,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:43:13,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:43:13,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:43:13,927 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:43:13,933 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:43:13,934 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/memsafety-ext3/getNumbers3.c [2021-11-23 01:43:14,012 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/data/acb69ad80/1fa6307a069545e788badc66a53b18d4/FLAG201fb95c4 [2021-11-23 01:43:14,561 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:43:14,562 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/sv-benchmarks/c/memsafety-ext3/getNumbers3.c [2021-11-23 01:43:14,574 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/data/acb69ad80/1fa6307a069545e788badc66a53b18d4/FLAG201fb95c4 [2021-11-23 01:43:14,927 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/data/acb69ad80/1fa6307a069545e788badc66a53b18d4 [2021-11-23 01:43:14,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:43:14,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:43:14,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:43:14,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:43:14,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:43:14,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:14" (1/1) ... [2021-11-23 01:43:14,941 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36441ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:14, skipping insertion in model container [2021-11-23 01:43:14,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:14" (1/1) ... [2021-11-23 01:43:14,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:43:14,962 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:43:15,128 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:43:15,141 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:43:15,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:43:15,168 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:43:15,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15 WrapperNode [2021-11-23 01:43:15,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:43:15,172 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:43:15,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:43:15,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:43:15,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,211 INFO L137 Inliner]: procedures = 8, calls = 6, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 25 [2021-11-23 01:43:15,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:43:15,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:43:15,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:43:15,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:43:15,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,234 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,240 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:43:15,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:43:15,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:43:15,241 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:43:15,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:43:15,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:43:15,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:43:15,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:43:15,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:43:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:43:15,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:43:15,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:43:15,416 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:43:15,419 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:43:15,615 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:43:15,653 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:43:15,653 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:43:15,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:43:15 BoogieIcfgContainer [2021-11-23 01:43:15,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:43:15,656 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:43:15,656 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:43:15,686 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:43:15,687 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:43:15,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:15,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2021-11-23 01:43:15,842 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2021-11-23 01:43:15,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:43:15,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:15,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:16,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:16,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:16,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2021-11-23 01:43:16,072 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-23 01:43:16,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:43:16,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:16,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:16,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:16,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:16,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-11-23 01:43:16,299 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-11-23 01:43:16,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:43:16,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:16,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:16,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:16,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:16,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:16,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2021-11-23 01:43:16,645 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-23 01:43:16,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:43:16,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:16,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:16,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:16,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:16,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-23 01:43:16,785 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-23 01:43:16,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:43:16,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:16,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:16,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:17,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:17,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2021-11-23 01:43:17,011 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2021-11-23 01:43:17,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:43:17,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:17,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:17,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:17,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2021-11-23 01:43:17,643 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2021-11-23 01:43:17,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:43:17,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:17,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:17,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:17,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:17,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2021-11-23 01:43:17,899 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2021-11-23 01:43:17,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:43:17,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:17,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:17,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:17,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:43:18,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:18,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2021-11-23 01:43:18,113 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2021-11-23 01:43:18,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:43:18,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:18,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:18,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:43:18,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:18,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2021-11-23 01:43:18,985 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2021-11-23 01:43:18,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:43:18,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:18,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:19,019 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:43:19,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:19,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2021-11-23 01:43:19,216 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2021-11-23 01:43:19,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:43:19,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:19,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:19,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:43:20,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:20,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2021-11-23 01:43:20,205 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2021-11-23 01:43:20,205 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:43:20,206 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2021-11-23 01:43:20,215 INFO L754 CodeCheckObserver]: All specifications hold 5 specifications checked. All of them hold [2021-11-23 01:43:20,298 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 01:43:20,307 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2021-11-23 01:43:20,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:43:20 ImpRootNode [2021-11-23 01:43:20,311 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:43:20,311 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:43:20,311 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:43:20,311 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:43:20,312 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:43:15" (3/4) ... [2021-11-23 01:43:20,315 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:43:20,324 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-23 01:43:20,324 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-23 01:43:20,325 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 01:43:20,348 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\valid[array] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid) && i == 0) && array == 0) && array == 1) && 40 == unknown-#length-unknown[array]) || (((((1 <= i && \valid[array] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid) && array == 0) && array == 1) && 40 == unknown-#length-unknown[array]) [2021-11-23 01:43:20,348 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2021-11-23 01:43:20,359 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:43:20,360 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:43:20,361 INFO L158 Benchmark]: Toolchain (without parser) took 5429.17ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 66.4MB in the beginning and 60.5MB in the end (delta: 5.8MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2021-11-23 01:43:20,361 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 96.5MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:43:20,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.92ms. Allocated memory is still 96.5MB. Free memory was 66.4MB in the beginning and 71.8MB in the end (delta: -5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:43:20,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.26ms. Allocated memory is still 96.5MB. Free memory was 71.8MB in the beginning and 70.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:43:20,363 INFO L158 Benchmark]: Boogie Preprocessor took 27.70ms. Allocated memory is still 96.5MB. Free memory was 70.5MB in the beginning and 69.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:43:20,363 INFO L158 Benchmark]: RCFGBuilder took 414.92ms. Allocated memory is still 96.5MB. Free memory was 69.3MB in the beginning and 59.7MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:43:20,364 INFO L158 Benchmark]: CodeCheck took 4654.43ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 59.3MB in the beginning and 62.6MB in the end (delta: -3.3MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2021-11-23 01:43:20,365 INFO L158 Benchmark]: Witness Printer took 48.43ms. Allocated memory is still 125.8MB. Free memory was 62.6MB in the beginning and 60.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:43:20,368 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 1 procedures, 11 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 4.5s, OverallIterations: 12, 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, 233 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 181 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 259 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 913 IncrementalHoareTripleChecker+Invalid, 1172 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 259 mSolverCounterUnsat, 22 mSDtfsCounter, 913 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 521 GetRequests, 414 SyntacticMatches, 11 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3598 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 47 ConstructedInterpolants, 0 QuantifiedInterpolants, 359 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 18/23 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: 6]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 6]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 14]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 14]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 12]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: (((((\valid[array] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid) && i == 0) && array == 0) && array == 1) && 40 == unknown-#length-unknown[array]) || (((((1 <= i && \valid[array] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid) && array == 0) && array == 1) && 40 == unknown-#length-unknown[array]) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67ms. Allocated memory is still 96.5MB. Free memory was 49.7MB in the beginning and 49.6MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.92ms. Allocated memory is still 96.5MB. Free memory was 66.4MB in the beginning and 71.8MB in the end (delta: -5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.26ms. Allocated memory is still 96.5MB. Free memory was 71.8MB in the beginning and 70.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.70ms. Allocated memory is still 96.5MB. Free memory was 70.5MB in the beginning and 69.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 414.92ms. Allocated memory is still 96.5MB. Free memory was 69.3MB in the beginning and 59.7MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 4654.43ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 59.3MB in the beginning and 62.6MB in the end (delta: -3.3MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * Witness Printer took 48.43ms. Allocated memory is still 125.8MB. Free memory was 62.6MB in the beginning and 60.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:43:20,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631004c2-7afd-4d43-9030-887a822c3236/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