./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_44_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_44_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7e4a0eb5e5c00ce0d88e682946193b85192653d06f449566f513e5cf3af76e2a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:08:20,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:08:20,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:08:20,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:08:20,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:08:20,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:08:20,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:08:20,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:08:20,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:08:20,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:08:20,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:08:20,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:08:20,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:08:20,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:08:20,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:08:20,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:08:20,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:08:20,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:08:20,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:08:20,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:08:20,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:08:20,706 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:08:20,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:08:20,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:08:20,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:08:20,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:08:20,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:08:20,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:08:20,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:08:20,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:08:20,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:08:20,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:08:20,716 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:08:20,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:08:20,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:08:20,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:08:20,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:08:20,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:08:20,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:08:20,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:08:20,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:08:20,722 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 18:08:20,742 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:08:20,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:08:20,743 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:08:20,743 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:08:20,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:08:20,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:08:20,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:08:20,744 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:08:20,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:08:20,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:08:20,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:08:20,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:08:20,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:08:20,745 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:08:20,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:08:20,746 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:08:20,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:08:20,746 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:08:20,746 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:08:20,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:08:20,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:08:20,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:08:20,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:08:20,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:08:20,747 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:08:20,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:08:20,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:08:20,748 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_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e4a0eb5e5c00ce0d88e682946193b85192653d06f449566f513e5cf3af76e2a [2022-12-14 18:08:20,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:08:20,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:08:20,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:08:20,959 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:08:20,959 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:08:20,961 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_44_good.i [2022-12-14 18:08:23,484 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:08:23,719 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:08:23,719 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_44_good.i [2022-12-14 18:08:23,731 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/data/d50350d3f/a0d9de6eed344f25acec3e150345dc1d/FLAG44a975df9 [2022-12-14 18:08:24,032 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/data/d50350d3f/a0d9de6eed344f25acec3e150345dc1d [2022-12-14 18:08:24,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:08:24,035 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:08:24,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:08:24,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:08:24,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:08:24,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398dde2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24, skipping insertion in model container [2022-12-14 18:08:24,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,044 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:08:24,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:08:24,285 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:08:24,574 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:08:24,578 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:08:24,580 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:08:24,581 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:08:24,582 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:08:24,606 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 18:08:24,609 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:08:24,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:08:24,617 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:08:24,631 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 18:08:24,660 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 18:08:24,662 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:08:24,663 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 18:08:24,664 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:08:24,665 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 18:08:24,669 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 18:08:24,670 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 18:08:24,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:08:24,752 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:08:24,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24 WrapperNode [2022-12-14 18:08:24,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:08:24,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:08:24,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:08:24,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:08:24,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,790 INFO L138 Inliner]: procedures = 505, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 74 [2022-12-14 18:08:24,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:08:24,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:08:24,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:08:24,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:08:24,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,806 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:08:24,810 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:08:24,810 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:08:24,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:08:24,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:08:24" (1/1) ... [2022-12-14 18:08:24,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:08:24,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:08:24,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:08:24,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:08:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 18:08:24,877 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 18:08:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 18:08:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 18:08:24,878 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 18:08:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:08:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 18:08:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:08:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-12-14 18:08:24,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-12-14 18:08:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:08:24,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:08:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:08:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 18:08:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:08:24,997 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:08:24,999 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:08:25,122 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:08:25,143 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:08:25,143 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 18:08:25,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:08:25 BoogieIcfgContainer [2022-12-14 18:08:25,145 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:08:25,146 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:08:25,146 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:08:25,154 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:08:25,154 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:08:25" (1/1) ... [2022-12-14 18:08:25,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:08:25,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:08:25,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2022-12-14 18:08:25,205 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2022-12-14 18:08:25,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 18:08:25,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:08:25,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:08:25,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:08:25,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:08:25,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:08:25,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 41 states and 52 transitions. [2022-12-14 18:08:25,509 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-12-14 18:08:25,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:08:25,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:08:25,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:08:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:08:25,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:08:25,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:08:25,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 55 transitions. [2022-12-14 18:08:25,611 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-12-14 18:08:25,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:08:25,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:08:25,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:08:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:08:25,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:08:25,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:08:25,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 45 states and 56 transitions. [2022-12-14 18:08:25,672 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2022-12-14 18:08:25,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 18:08:25,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:08:25,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:08:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:08:25,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:08:25,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:08:25,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 57 transitions. [2022-12-14 18:08:25,728 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2022-12-14 18:08:25,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 18:08:25,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:08:25,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:08:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:08:25,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 18:08:25,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:08:25,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 45 states and 56 transitions. [2022-12-14 18:08:25,817 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2022-12-14 18:08:25,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 18:08:25,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:08:25,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:08:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:08:25,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:08:25,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:08:25,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 55 transitions. [2022-12-14 18:08:25,934 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-12-14 18:08:25,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 18:08:25,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:08:25,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:08:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:08:26,061 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:08:26,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:08:26,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 61 transitions. [2022-12-14 18:08:26,312 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2022-12-14 18:08:26,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 18:08:26,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:08:26,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:08:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:08:26,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:08:26,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:08:26,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 60 transitions. [2022-12-14 18:08:26,489 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2022-12-14 18:08:26,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 18:08:26,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:08:26,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:08:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:08:26,627 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:08:27,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:08:27,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 44 states and 55 transitions. [2022-12-14 18:08:27,367 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-12-14 18:08:27,368 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 18:08:27,368 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2022-12-14 18:08:27,375 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-12-14 18:08:27,445 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 18:08:27,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 06:08:27 ImpRootNode [2022-12-14 18:08:27,449 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 18:08:27,449 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 18:08:27,450 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 18:08:27,450 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 18:08:27,450 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:08:25" (3/4) ... [2022-12-14 18:08:27,454 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 18:08:27,459 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 18:08:27,459 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 18:08:27,460 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-12-14 18:08:27,464 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-14 18:08:27,464 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 18:08:27,464 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-14 18:08:27,464 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 18:08:27,508 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 18:08:27,508 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 18:08:27,509 INFO L158 Benchmark]: Toolchain (without parser) took 3473.94ms. Allocated memory was 218.1MB in the beginning and 262.1MB in the end (delta: 44.0MB). Free memory was 182.5MB in the beginning and 212.3MB in the end (delta: -29.8MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2022-12-14 18:08:27,509 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 218.1MB. Free memory is still 193.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:08:27,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.69ms. Allocated memory is still 218.1MB. Free memory was 182.1MB in the beginning and 117.1MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-12-14 18:08:27,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.11ms. Allocated memory is still 218.1MB. Free memory was 117.1MB in the beginning and 114.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:08:27,510 INFO L158 Benchmark]: Boogie Preprocessor took 18.22ms. Allocated memory is still 218.1MB. Free memory was 114.2MB in the beginning and 112.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:08:27,510 INFO L158 Benchmark]: RCFGBuilder took 335.78ms. Allocated memory is still 218.1MB. Free memory was 112.5MB in the beginning and 95.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 18:08:27,511 INFO L158 Benchmark]: CodeCheck took 2302.98ms. Allocated memory was 218.1MB in the beginning and 262.1MB in the end (delta: 44.0MB). Free memory was 95.7MB in the beginning and 216.5MB in the end (delta: -120.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:08:27,511 INFO L158 Benchmark]: Witness Printer took 58.70ms. Allocated memory is still 262.1MB. Free memory was 215.5MB in the beginning and 212.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 18:08:27,513 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 4 procedures, 37 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 459 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 113 mSDsluCounter, 239 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 32 mSDsCounter, 185 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 557 IncrementalHoareTripleChecker+Invalid, 742 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 185 mSolverCounterUnsat, 207 mSDtfsCounter, 557 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1332 GetRequests, 1270 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 975 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 177 NumberOfCodeBlocks, 177 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 168 ConstructedInterpolants, 0 QuantifiedInterpolants, 308 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 20/20 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: 1570]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1570]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1552]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1552]: 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: 1607]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 218.1MB. Free memory is still 193.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.69ms. Allocated memory is still 218.1MB. Free memory was 182.1MB in the beginning and 117.1MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.11ms. Allocated memory is still 218.1MB. Free memory was 117.1MB in the beginning and 114.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.22ms. Allocated memory is still 218.1MB. Free memory was 114.2MB in the beginning and 112.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 335.78ms. Allocated memory is still 218.1MB. Free memory was 112.5MB in the beginning and 95.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 2302.98ms. Allocated memory was 218.1MB in the beginning and 262.1MB in the end (delta: 44.0MB). Free memory was 95.7MB in the beginning and 216.5MB in the end (delta: -120.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 58.70ms. Allocated memory is still 262.1MB. Free memory was 215.5MB in the beginning and 212.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 18:08:27,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f94fba78-32ba-4620-be1c-c7febe18e1a7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE