./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/b.17.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/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_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/b.17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/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 64bit --witnessprinter.graph.data.programhash c8ad5919f2c7d8d20fdeb64562e90991d5514131c2ca388368b0a2f7daf1fa4e --- 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 23:56:17,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:56:17,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:56:17,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:56:17,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:56:17,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:56:17,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:56:17,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:56:17,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:56:17,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:56:17,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:56:17,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:56:17,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:56:17,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:56:17,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:56:17,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:56:17,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:56:17,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:56:17,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:56:17,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:56:17,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:56:17,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:56:17,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:56:17,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:56:17,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:56:17,703 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:56:17,703 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:56:17,704 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:56:17,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:56:17,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:56:17,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:56:17,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:56:17,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:56:17,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:56:17,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:56:17,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:56:17,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:56:17,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:56:17,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:56:17,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:56:17,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:56:17,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:56:17,734 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:56:17,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:56:17,736 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:56:17,736 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:56:17,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:56:17,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:56:17,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:56:17,738 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:56:17,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:56:17,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:56:17,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:56:17,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:56:17,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:56:17,739 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:56:17,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:56:17,740 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:56:17,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:56:17,741 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:56:17,741 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:56:17,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:56:17,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:56:17,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:56:17,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:56:17,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:56:17,743 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:56:17,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:56:17,744 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:56:17,744 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_f8daac19-974a-4c4e-90c4-1a018cf8648c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8ad5919f2c7d8d20fdeb64562e90991d5514131c2ca388368b0a2f7daf1fa4e [2022-11-21 23:56:18,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:56:18,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:56:18,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:56:18,096 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:56:18,097 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:56:18,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-restricted-15/b.17.c [2022-11-21 23:56:21,231 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:56:21,445 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:56:21,446 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/sv-benchmarks/c/termination-restricted-15/b.17.c [2022-11-21 23:56:21,452 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/data/85bcec656/90bb791af380464faa17582130d8f54b/FLAG517a5d0f1 [2022-11-21 23:56:21,472 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/data/85bcec656/90bb791af380464faa17582130d8f54b [2022-11-21 23:56:21,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:56:21,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:56:21,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:56:21,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:56:21,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:56:21,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73b23863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21, skipping insertion in model container [2022-11-21 23:56:21,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:56:21,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:56:21,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:56:21,719 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:56:21,737 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:56:21,749 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:56:21,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21 WrapperNode [2022-11-21 23:56:21,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:56:21,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:56:21,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:56:21,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:56:21,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,785 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 32 [2022-11-21 23:56:21,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:56:21,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:56:21,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:56:21,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:56:21,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,843 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:56:21,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:56:21,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:56:21,848 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:56:21,849 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:56:21" (1/1) ... [2022-11-21 23:56:21,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:56:21,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:56:21,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:56:21,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:56:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:56:21,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:56:22,002 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:56:22,003 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:56:22,071 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:56:22,092 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:56:22,093 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 23:56:22,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:56:22 BoogieIcfgContainer [2022-11-21 23:56:22,095 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:56:22,096 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:56:22,096 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:56:22,106 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:56:22,106 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:56:22" (1/1) ... [2022-11-21 23:56:22,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:56:22,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:22,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2022-11-21 23:56:22,171 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2022-11-21 23:56:22,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:56:22,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:22,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:22,308 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 23:56:22,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:22,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2022-11-21 23:56:22,353 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2022-11-21 23:56:22,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:56:22,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:22,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:22,388 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 23:56:22,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:22,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2022-11-21 23:56:22,558 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2022-11-21 23:56:22,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:56:22,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:22,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:22,691 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 23:56:22,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:22,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2022-11-21 23:56:22,964 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2022-11-21 23:56:22,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:56:22,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:22,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:22,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:23,057 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 23:56:23,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2022-11-21 23:56:23,298 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2022-11-21 23:56:23,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:56:23,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:23,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:23,413 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 23:56:23,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:23,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 47 transitions. [2022-11-21 23:56:23,494 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 47 transitions. [2022-11-21 23:56:23,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:56:23,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:23,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:23,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:56:23,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:23,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2022-11-21 23:56:23,684 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2022-11-21 23:56:23,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:56:23,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:23,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:23,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:56:23,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:23,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2022-11-21 23:56:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2022-11-21 23:56:23,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:56:23,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:23,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:23,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:56:24,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:24,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2022-11-21 23:56:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2022-11-21 23:56:24,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:56:24,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:24,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:24,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:24,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:24,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2022-11-21 23:56:24,230 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2022-11-21 23:56:24,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:56:24,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:24,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:24,288 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 23:56:24,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:24,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2022-11-21 23:56:24,568 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2022-11-21 23:56:24,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 23:56:24,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:24,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:24,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:56:24,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:24,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2022-11-21 23:56:24,719 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2022-11-21 23:56:24,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:56:24,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:24,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:24,739 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 23:56:24,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:24,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2022-11-21 23:56:24,903 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2022-11-21 23:56:24,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:56:24,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:56:24,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:56:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:56:24,932 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:56:25,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:56:25,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2022-11-21 23:56:25,216 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2022-11-21 23:56:25,216 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:56:25,216 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2022-11-21 23:56:25,226 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 23:56:25,301 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2022-11-21 23:56:25,315 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2022-11-21 23:56:25,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:56:25 ImpRootNode [2022-11-21 23:56:25,320 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:56:25,321 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:56:25,321 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:56:25,322 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:56:25,323 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:56:22" (3/4) ... [2022-11-21 23:56:25,327 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:56:25,348 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 23:56:25,348 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 23:56:25,349 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 23:56:25,399 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:56:25,399 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:56:25,400 INFO L158 Benchmark]: Toolchain (without parser) took 3920.41ms. Allocated memory is still 176.2MB. Free memory was 147.4MB in the beginning and 128.8MB in the end (delta: 18.6MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-11-21 23:56:25,401 INFO L158 Benchmark]: CDTParser took 1.78ms. Allocated memory is still 123.7MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:56:25,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.57ms. Allocated memory is still 176.2MB. Free memory was 147.4MB in the beginning and 137.8MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:56:25,402 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.04ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 137.0MB in the end (delta: 830.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:56:25,402 INFO L158 Benchmark]: Boogie Preprocessor took 58.12ms. Allocated memory is still 176.2MB. Free memory was 137.0MB in the beginning and 147.8MB in the end (delta: -10.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:56:25,403 INFO L158 Benchmark]: RCFGBuilder took 248.96ms. Allocated memory is still 176.2MB. Free memory was 147.8MB in the beginning and 136.7MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:56:25,403 INFO L158 Benchmark]: CodeCheck took 3223.66ms. Allocated memory is still 176.2MB. Free memory was 136.7MB in the beginning and 131.8MB in the end (delta: 4.9MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-11-21 23:56:25,404 INFO L158 Benchmark]: Witness Printer took 79.02ms. Allocated memory is still 176.2MB. Free memory was 131.8MB in the beginning and 128.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:56:25,407 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, 12 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 430 SdHoareTripleChecker+Valid, 3.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 393 mSDsluCounter, 78 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 52 mSDsCounter, 314 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1563 IncrementalHoareTripleChecker+Invalid, 1877 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 314 mSolverCounterUnsat, 26 mSDtfsCounter, 1563 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 896 GetRequests, 824 SyntacticMatches, 6 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1545 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 77 ConstructedInterpolants, 0 QuantifiedInterpolants, 277 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 16/21 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: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: 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: 12]: Loop Invariant Derived loop invariant: ((y <= z && !(y <= 2147483647)) && x <= 2147483646) || ((0 <= z + 2147483648 && x <= 2147483647) && y <= 2147483647) - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: ((0 <= z + 2147483648 && x <= 2147483647) && 0 <= 2147483647 + x) && y <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.78ms. Allocated memory is still 123.7MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.57ms. Allocated memory is still 176.2MB. Free memory was 147.4MB in the beginning and 137.8MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.04ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 137.0MB in the end (delta: 830.7kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.12ms. Allocated memory is still 176.2MB. Free memory was 137.0MB in the beginning and 147.8MB in the end (delta: -10.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 248.96ms. Allocated memory is still 176.2MB. Free memory was 147.8MB in the beginning and 136.7MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 3223.66ms. Allocated memory is still 176.2MB. Free memory was 136.7MB in the beginning and 131.8MB in the end (delta: 4.9MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Witness Printer took 79.02ms. Allocated memory is still 176.2MB. Free memory was 131.8MB in the beginning and 128.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:56:25,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8daac19-974a-4c4e-90c4-1a018cf8648c/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