./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/heap-data/running_example.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-data/running_example.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 318c7aa22aeecc0174739978e9fb15d261281003454726c8705d95a97106063f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:04:06,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:04:06,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:04:06,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:04:06,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:04:06,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:04:06,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:04:06,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:04:06,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:04:06,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:04:06,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:04:06,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:04:06,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:04:06,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:04:06,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:04:06,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:04:06,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:04:06,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:04:06,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:04:06,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:04:06,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:04:06,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:04:06,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:04:06,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:04:06,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:04:06,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:04:06,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:04:06,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:04:06,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:04:06,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:04:06,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:04:06,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:04:06,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:04:06,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:04:06,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:04:06,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:04:06,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:04:06,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:04:06,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:04:06,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:04:06,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:04:06,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:04:06,553 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:04:06,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:04:06,555 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:04:06,555 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:04:06,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:04:06,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:04:06,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:04:06,557 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:04:06,558 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:04:06,558 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:04:06,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:04:06,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:04:06,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:04:06,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:04:06,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:04:06,560 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:04:06,561 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:04:06,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:04:06,561 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:04:06,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:04:06,562 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:04:06,562 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:04:06,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:04:06,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:04:06,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:04:06,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:04:06,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:04:06,564 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:04:06,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:04:06,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:04:06,565 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_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 318c7aa22aeecc0174739978e9fb15d261281003454726c8705d95a97106063f [2022-11-21 23:04:06,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:04:06,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:04:06,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:04:06,923 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:04:06,924 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:04:06,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/heap-data/running_example.i [2022-11-21 23:04:09,841 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:04:10,087 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:04:10,088 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/sv-benchmarks/c/heap-data/running_example.i [2022-11-21 23:04:10,098 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/data/630a7f77b/ab23608c2f284b129198beb7fcd17e1a/FLAGf89e90e77 [2022-11-21 23:04:10,114 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/data/630a7f77b/ab23608c2f284b129198beb7fcd17e1a [2022-11-21 23:04:10,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:04:10,118 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:04:10,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:04:10,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:04:10,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:04:10,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13d5f0f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10, skipping insertion in model container [2022-11-21 23:04:10,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:04:10,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:04:10,573 WARN L237 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_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/sv-benchmarks/c/heap-data/running_example.i[23610,23623] [2022-11-21 23:04:10,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:04:10,601 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:04:10,663 WARN L237 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_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/sv-benchmarks/c/heap-data/running_example.i[23610,23623] [2022-11-21 23:04:10,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:04:10,701 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:04:10,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10 WrapperNode [2022-11-21 23:04:10,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:04:10,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:04:10,704 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:04:10,704 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:04:10,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,770 INFO L138 Inliner]: procedures = 121, calls = 21, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 76 [2022-11-21 23:04:10,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:04:10,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:04:10,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:04:10,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:04:10,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,815 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:04:10,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:04:10,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:04:10,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:04:10,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:04:10" (1/1) ... [2022-11-21 23:04:10,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:04:10,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:04:10,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:04:10,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:04:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:04:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:04:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 23:04:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:04:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 23:04:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 23:04:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:04:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:04:10,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:04:11,025 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:04:11,027 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:04:11,299 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:04:11,339 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:04:11,339 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 23:04:11,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:04:11 BoogieIcfgContainer [2022-11-21 23:04:11,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:04:11,343 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:04:11,343 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:04:11,354 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:04:11,355 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:04:11" (1/1) ... [2022-11-21 23:04:11,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:04:11,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2022-11-21 23:04:11,425 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2022-11-21 23:04:11,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:04:11,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:11,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:11,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:11,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:04:11,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:11,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2022-11-21 23:04:11,710 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2022-11-21 23:04:11,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:04:11,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:11,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:11,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:04:12,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:12,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2022-11-21 23:04:12,062 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2022-11-21 23:04:12,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:04:12,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:12,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:12,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:04:12,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:12,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2022-11-21 23:04:12,388 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2022-11-21 23:04:12,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:04:12,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:12,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:12,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:04:12,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:12,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2022-11-21 23:04:12,548 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2022-11-21 23:04:12,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:04:12,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:12,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:12,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:04:12,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:12,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2022-11-21 23:04:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2022-11-21 23:04:12,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:04:12,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:12,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:13,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:04:13,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:13,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 46 transitions. [2022-11-21 23:04:13,317 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2022-11-21 23:04:13,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:04:13,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:13,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:13,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:04:13,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:13,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2022-11-21 23:04:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2022-11-21 23:04:13,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:04:13,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:13,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:13,710 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:04:13,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:13,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 29 states and 48 transitions. [2022-11-21 23:04:13,954 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 48 transitions. [2022-11-21 23:04:13,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:04:13,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:13,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:13,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:14,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:04:14,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:14,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2022-11-21 23:04:14,542 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2022-11-21 23:04:14,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:04:14,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:14,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:14,717 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 23:04:14,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:14,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2022-11-21 23:04:14,840 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2022-11-21 23:04:14,840 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:04:14,840 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2022-11-21 23:04:14,848 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 23:04:14,923 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:04:14,928 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:04:14,928 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:04:14,928 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:04:14,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:04:14 ImpRootNode [2022-11-21 23:04:14,930 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:04:14,931 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:04:14,931 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:04:14,931 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:04:14,932 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:04:11" (3/4) ... [2022-11-21 23:04:14,935 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:04:14,955 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-21 23:04:14,956 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-21 23:04:14,956 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:04:14,956 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:04:14,999 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:04:15,003 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:04:15,004 INFO L158 Benchmark]: Toolchain (without parser) took 4885.60ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 121.5MB in the beginning and 145.2MB in the end (delta: -23.7MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2022-11-21 23:04:15,004 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 119.5MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:04:15,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.29ms. Allocated memory is still 159.4MB. Free memory was 121.5MB in the beginning and 119.3MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:04:15,005 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.20ms. Allocated memory is still 159.4MB. Free memory was 119.1MB in the beginning and 117.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:04:15,005 INFO L158 Benchmark]: Boogie Preprocessor took 47.02ms. Allocated memory is still 159.4MB. Free memory was 117.2MB in the beginning and 115.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:04:15,006 INFO L158 Benchmark]: RCFGBuilder took 523.44ms. Allocated memory is still 159.4MB. Free memory was 115.6MB in the beginning and 98.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 23:04:15,006 INFO L158 Benchmark]: CodeCheck took 3586.75ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 98.8MB in the beginning and 147.3MB in the end (delta: -48.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:04:15,006 INFO L158 Benchmark]: Witness Printer took 72.05ms. Allocated memory is still 192.9MB. Free memory was 147.3MB in the beginning and 145.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:04:15,008 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, 18 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 438 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 155 mSDsluCounter, 370 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 180 mSDsCounter, 159 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 616 IncrementalHoareTripleChecker+Invalid, 775 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 159 mSolverCounterUnsat, 190 mSDtfsCounter, 616 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 889 GetRequests, 829 SyntacticMatches, 2 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1117 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 91 ConstructedInterpolants, 0 QuantifiedInterpolants, 326 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 15/15 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: 590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 119.5MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.29ms. Allocated memory is still 159.4MB. Free memory was 121.5MB in the beginning and 119.3MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.20ms. Allocated memory is still 159.4MB. Free memory was 119.1MB in the beginning and 117.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.02ms. Allocated memory is still 159.4MB. Free memory was 117.2MB in the beginning and 115.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 523.44ms. Allocated memory is still 159.4MB. Free memory was 115.6MB in the beginning and 98.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3586.75ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 98.8MB in the beginning and 147.3MB in the end (delta: -48.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 72.05ms. Allocated memory is still 192.9MB. Free memory was 147.3MB in the beginning and 145.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:04:15,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e6fa91-aa7f-4303-9707-e9b7c8b3665c/bin/ukojak-jW3SillKbg/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