./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY --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 10bdb405bd6bca2bddb8b686c44dad291e109402 ............................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 04:26:24,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 04:26:24,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 04:26:24,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 04:26:24,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 04:26:24,167 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 04:26:24,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 04:26:24,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 04:26:24,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 04:26:24,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 04:26:24,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 04:26:24,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 04:26:24,186 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 04:26:24,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 04:26:24,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 04:26:24,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 04:26:24,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 04:26:24,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 04:26:24,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 04:26:24,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 04:26:24,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 04:26:24,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 04:26:24,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 04:26:24,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 04:26:24,228 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 04:26:24,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 04:26:24,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 04:26:24,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 04:26:24,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 04:26:24,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 04:26:24,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 04:26:24,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 04:26:24,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 04:26:24,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 04:26:24,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 04:26:24,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 04:26:24,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 04:26:24,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 04:26:24,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 04:26:24,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 04:26:24,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 04:26:24,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-10-13 04:26:24,293 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 04:26:24,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 04:26:24,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 04:26:24,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 04:26:24,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 04:26:24,296 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 04:26:24,297 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 04:26:24,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 04:26:24,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 04:26:24,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 04:26:24,306 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-13 04:26:24,306 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-13 04:26:24,306 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-13 04:26:24,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 04:26:24,307 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 04:26:24,307 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 04:26:24,307 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 04:26:24,308 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 04:26:24,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 04:26:24,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:26:24,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 04:26:24,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 04:26:24,309 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 04:26:24,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 04:26:24,310 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_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10bdb405bd6bca2bddb8b686c44dad291e109402 [2021-10-13 04:26:24,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 04:26:24,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 04:26:24,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 04:26:24,765 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 04:26:24,766 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 04:26:24,767 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2021-10-13 04:26:24,846 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/data/75cf7ddcf/0f2a294b245440008b7f747969fcebf2/FLAGddf8515f0 [2021-10-13 04:26:25,514 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 04:26:25,514 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2021-10-13 04:26:25,526 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/data/75cf7ddcf/0f2a294b245440008b7f747969fcebf2/FLAGddf8515f0 [2021-10-13 04:26:25,769 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/data/75cf7ddcf/0f2a294b245440008b7f747969fcebf2 [2021-10-13 04:26:25,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 04:26:25,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 04:26:25,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 04:26:25,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 04:26:25,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 04:26:25,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:26:25" (1/1) ... [2021-10-13 04:26:25,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39fcecc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:25, skipping insertion in model container [2021-10-13 04:26:25,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:26:25" (1/1) ... [2021-10-13 04:26:25,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 04:26:25,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 04:26:26,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:26:26,130 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 04:26:26,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:26:26,196 INFO L208 MainTranslator]: Completed translation [2021-10-13 04:26:26,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:26 WrapperNode [2021-10-13 04:26:26,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 04:26:26,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 04:26:26,199 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 04:26:26,199 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 04:26:26,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:26" (1/1) ... [2021-10-13 04:26:26,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:26" (1/1) ... [2021-10-13 04:26:26,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 04:26:26,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 04:26:26,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 04:26:26,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 04:26:26,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:26" (1/1) ... [2021-10-13 04:26:26,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:26" (1/1) ... [2021-10-13 04:26:26,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:26" (1/1) ... [2021-10-13 04:26:26,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:26" (1/1) ... [2021-10-13 04:26:26,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:26" (1/1) ... [2021-10-13 04:26:26,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:26" (1/1) ... [2021-10-13 04:26:26,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:26" (1/1) ... [2021-10-13 04:26:26,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 04:26:26,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 04:26:26,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 04:26:26,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 04:26:26,326 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:26:26" (1/1) ... [2021-10-13 04:26:26,334 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:26:26,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/z3 [2021-10-13 04:26:26,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 04:26:26,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 04:26:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 04:26:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 04:26:26,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 04:26:26,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 04:26:26,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 04:26:26,899 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 04:26:26,899 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-13 04:26:26,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:26:26 BoogieIcfgContainer [2021-10-13 04:26:26,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 04:26:26,903 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 04:26:26,903 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 04:26:26,915 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 04:26:26,915 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:26:26" (1/1) ... [2021-10-13 04:26:26,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 04:26:26,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:26,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2021-10-13 04:26:26,977 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2021-10-13 04:26:26,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 04:26:26,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:26:26,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:26:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:26:27,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:26:27,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:27,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2021-10-13 04:26:27,334 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2021-10-13 04:26:27,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 04:26:27,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:26:27,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:26:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:26:27,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:26:28,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:28,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2021-10-13 04:26:28,041 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2021-10-13 04:26:28,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 04:26:28,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:26:28,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:26:28,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:26:28,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:26:28,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:28,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2021-10-13 04:26:28,448 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2021-10-13 04:26:28,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 04:26:28,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:26:28,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:26:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:26:28,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:26:30,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:30,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-10-13 04:26:30,239 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-10-13 04:26:30,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 04:26:30,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:26:30,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:26:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:26:30,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:26:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:30,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2021-10-13 04:26:30,963 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-10-13 04:26:30,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 04:26:30,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:26:30,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:26:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:26:31,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:26:32,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:32,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2021-10-13 04:26:32,399 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2021-10-13 04:26:32,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 04:26:32,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:26:32,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:26:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:26:32,444 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 04:26:32,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:32,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-10-13 04:26:32,810 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-10-13 04:26:32,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 04:26:32,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:26:32,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:26:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:26:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 04:26:33,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:33,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2021-10-13 04:26:33,105 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2021-10-13 04:26:33,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 04:26:33,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:26:33,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:26:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:26:33,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 04:26:33,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:33,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2021-10-13 04:26:33,832 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2021-10-13 04:26:33,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 04:26:33,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:26:33,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:26:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:26:35,075 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:26:39,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:39,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2021-10-13 04:26:39,434 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2021-10-13 04:26:39,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 04:26:39,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:26:39,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:26:39,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:26:40,466 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:26:43,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:26:43,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-10-13 04:26:43,992 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-10-13 04:26:43,993 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 04:26:43,993 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 12 iterations. [2021-10-13 04:26:43,998 INFO L759 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2021-10-13 04:26:44,225 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-13 04:26:44,236 INFO L565 CodeCheckObserver]: Invariant with dag size 6 [2021-10-13 04:26:44,238 INFO L565 CodeCheckObserver]: Invariant with dag size 35 [2021-10-13 04:26:44,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 04:26:44 ImpRootNode [2021-10-13 04:26:44,243 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 04:26:44,243 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 04:26:44,244 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 04:26:44,244 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 04:26:44,245 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:26:26" (3/4) ... [2021-10-13 04:26:44,248 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 04:26:44,259 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-10-13 04:26:44,260 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 04:26:44,260 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-13 04:26:44,287 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown) [2021-10-13 04:26:44,288 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((unknown-#length-unknown[d] == n && d + 1 <= unknown-#length-unknown[d]) && \valid[d] == 1) && d <= 0) && 0 <= d) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 4294967296 * (n / 4294967296) < n) || (((\valid[d] == 1 && 1 <= d) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 4294967296 * ((4294967295 + d + n + unknown-#length-unknown[d] * -1) / 4294967296) + 1 <= n) [2021-10-13 04:26:44,288 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2021-10-13 04:26:44,309 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 04:26:44,309 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 04:26:44,311 INFO L168 Benchmark]: Toolchain (without parser) took 18537.19 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 63.8 MB in the beginning and 135.4 MB in the end (delta: -71.6 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. [2021-10-13 04:26:44,318 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 102.8 MB. Free memory is still 81.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:26:44,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.06 ms. Allocated memory is still 102.8 MB. Free memory was 63.7 MB in the beginning and 71.6 MB in the end (delta: -7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 04:26:44,320 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.97 ms. Allocated memory is still 102.8 MB. Free memory was 71.6 MB in the beginning and 69.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:26:44,320 INFO L168 Benchmark]: Boogie Preprocessor took 53.13 ms. Allocated memory is still 102.8 MB. Free memory was 69.9 MB in the beginning and 68.7 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:26:44,321 INFO L168 Benchmark]: RCFGBuilder took 588.33 ms. Allocated memory is still 102.8 MB. Free memory was 68.7 MB in the beginning and 55.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 04:26:44,321 INFO L168 Benchmark]: CodeCheck took 17340.17 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 55.3 MB in the beginning and 137.5 MB in the end (delta: -82.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:26:44,322 INFO L168 Benchmark]: Witness Printer took 65.91 ms. Allocated memory is still 180.4 MB. Free memory was 137.5 MB in the beginning and 135.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:26:44,325 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, 3 error locations. Started 1 CEGAR loops. OverallTime: 17057.1ms, OverallIterations: 12, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 4096 SDtfs, 130 SDslu, 4736 SDs, 0 SdLazy, 41690 SolverSat, 18140 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2187.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 903 GetRequests, 723 SyntacticMatches, 14 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8644 ImplicationChecksByTransitivity, 14917.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 28.9ms SsaConstructionTime, 297.4ms SatisfiabilityAnalysisTime, 3400.0ms InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 75 ConstructedInterpolants, 0 QuantifiedInterpolants, 745 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 17/43 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 518]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 518]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 523]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: ((((((unknown-#length-unknown[d] == n && d + 1 <= unknown-#length-unknown[d]) && \valid[d] == 1) && d <= 0) && 0 <= d) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 4294967296 * (n / 4294967296) < n) || (((\valid[d] == 1 && 1 <= d) && \valid[__builtin_alloca (n * sizeof(char)) := 0] == \old(unknown-main_\old_#valid-unknown)) && 4294967296 * ((4294967295 + d + n + unknown-#length-unknown[d] * -1) / 4294967296) + 1 <= n) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 102.8 MB. Free memory is still 81.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 422.06 ms. Allocated memory is still 102.8 MB. Free memory was 63.7 MB in the beginning and 71.6 MB in the end (delta: -7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.97 ms. Allocated memory is still 102.8 MB. Free memory was 71.6 MB in the beginning and 69.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.13 ms. Allocated memory is still 102.8 MB. Free memory was 69.9 MB in the beginning and 68.7 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 588.33 ms. Allocated memory is still 102.8 MB. Free memory was 68.7 MB in the beginning and 55.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 17340.17 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 55.3 MB in the beginning and 137.5 MB in the end (delta: -82.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 65.91 ms. Allocated memory is still 180.4 MB. Free memory was 137.5 MB in the beginning and 135.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-13 04:26:44,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8fb7997-46b3-488e-aa66-1b0fbd1f00b3/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...