./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/PastaB15.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/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_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/PastaB15.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/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_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/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 856b26ed1b95b9c5e409c9e42274459ceef7cfabfe29e933603f5e3c1c7ce07f --- 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 23:00:16,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:00:16,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:00:16,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:00:16,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:00:16,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:00:16,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:00:16,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:00:16,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:00:16,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:00:16,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:00:16,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:00:16,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:00:16,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:00:16,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:00:16,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:00:16,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:00:16,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:00:16,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:00:16,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:00:16,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:00:16,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:00:16,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:00:16,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:00:16,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:00:16,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:00:16,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:00:16,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:00:16,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:00:16,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:00:16,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:00:16,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:00:16,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:00:16,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:00:16,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:00:16,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:00:16,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:00:16,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:00:16,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:00:16,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:00:16,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:00:16,978 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:00:17,004 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:00:17,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:00:17,006 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:00:17,006 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:00:17,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:00:17,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:00:17,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:00:17,016 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:00:17,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:00:17,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:00:17,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:00:17,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:00:17,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:00:17,018 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:00:17,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:00:17,018 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:00:17,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:00:17,019 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:00:17,019 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:00:17,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:00:17,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:00:17,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:00:17,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:00:17,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:00:17,021 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:00:17,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:00:17,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:00:17,022 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_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 856b26ed1b95b9c5e409c9e42274459ceef7cfabfe29e933603f5e3c1c7ce07f [2022-11-21 23:00:17,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:00:17,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:00:17,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:00:17,379 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:00:17,380 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:00:17,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-restricted-15/PastaB15.c [2022-11-21 23:00:20,513 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:00:20,719 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:00:20,719 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/sv-benchmarks/c/termination-restricted-15/PastaB15.c [2022-11-21 23:00:20,726 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg/data/c7273bbef/d18d49254e19488d9d40e46448124eef/FLAG5cb20d13c [2022-11-21 23:00:20,742 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg/data/c7273bbef/d18d49254e19488d9d40e46448124eef [2022-11-21 23:00:20,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:00:20,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:00:20,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:00:20,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:00:20,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:00:20,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:00:20" (1/1) ... [2022-11-21 23:00:20,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24dfe0ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:20, skipping insertion in model container [2022-11-21 23:00:20,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:00:20" (1/1) ... [2022-11-21 23:00:20,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:00:20,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:00:20,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:00:21,004 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:00:21,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:00:21,035 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:00:21,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21 WrapperNode [2022-11-21 23:00:21,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:00:21,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:00:21,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:00:21,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:00:21,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,070 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2022-11-21 23:00:21,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:00:21,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:00:21,071 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:00:21,071 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:00:21,079 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,086 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:00:21,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:00:21,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:00:21,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:00:21,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:00:21,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:00:21,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:00:21,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:00:21,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:00:21,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:00:21,253 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:00:21,255 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:00:21,394 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:00:21,425 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:00:21,425 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 23:00:21,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:00:21 BoogieIcfgContainer [2022-11-21 23:00:21,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:00:21,429 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:00:21,429 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:00:21,440 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:00:21,441 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:00:21" (1/1) ... [2022-11-21 23:00:21,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:00:21,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:21,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2022-11-21 23:00:21,513 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2022-11-21 23:00:21,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:00:21,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:21,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:21,720 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 23:00:21,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:21,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2022-11-21 23:00:21,770 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2022-11-21 23:00:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:00:21,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:21,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:21,833 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 23:00:22,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:22,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2022-11-21 23:00:22,132 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2022-11-21 23:00:22,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:00:22,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:22,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:22,220 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 23:00:22,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:22,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2022-11-21 23:00:22,629 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2022-11-21 23:00:22,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:00:22,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:22,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:22,758 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 23:00:23,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:23,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2022-11-21 23:00:23,119 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2022-11-21 23:00:23,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:00:23,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:23,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:23,182 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 23:00:23,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:23,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 50 transitions. [2022-11-21 23:00:23,468 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2022-11-21 23:00:23,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:00:23,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:23,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:23,710 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 23:00:24,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:24,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 64 transitions. [2022-11-21 23:00:24,388 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2022-11-21 23:00:24,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:00:24,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:24,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:24,499 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:00:24,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:24,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 66 transitions. [2022-11-21 23:00:24,628 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 66 transitions. [2022-11-21 23:00:24,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:00:24,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:24,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:24,690 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:00:25,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:25,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 74 transitions. [2022-11-21 23:00:25,395 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 74 transitions. [2022-11-21 23:00:25,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 23:00:25,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:25,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:25,456 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 23:00:25,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:25,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2022-11-21 23:00:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2022-11-21 23:00:25,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:00:25,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:25,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:25,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:25,913 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:00:26,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:26,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 45 states and 74 transitions. [2022-11-21 23:00:26,466 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2022-11-21 23:00:26,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:00:26,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:26,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:26,552 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:00:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:26,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2022-11-21 23:00:26,988 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2022-11-21 23:00:26,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:00:26,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:26,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:27,069 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 23:00:27,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:27,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2022-11-21 23:00:27,311 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2022-11-21 23:00:27,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:00:27,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:27,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:27,336 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:00:27,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:27,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 49 states and 80 transitions. [2022-11-21 23:00:27,810 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2022-11-21 23:00:27,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 23:00:27,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:27,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:27,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:27,833 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 23:00:28,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:28,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2022-11-21 23:00:28,270 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2022-11-21 23:00:28,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:00:28,271 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-11-21 23:00:28,282 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 23:00:28,459 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2022-11-21 23:00:28,470 INFO L560 CodeCheckObserver]: Invariant with dag size 21 [2022-11-21 23:00:28,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:00:28 ImpRootNode [2022-11-21 23:00:28,477 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:00:28,478 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:00:28,478 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:00:28,479 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:00:28,479 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:00:21" (3/4) ... [2022-11-21 23:00:28,483 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:00:28,498 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-21 23:00:28,499 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-21 23:00:28,499 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 23:00:28,559 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:00:28,563 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:00:28,564 INFO L158 Benchmark]: Toolchain (without parser) took 7817.16ms. Allocated memory is still 169.9MB. Free memory was 134.5MB in the beginning and 84.8MB in the end (delta: 49.8MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2022-11-21 23:00:28,566 INFO L158 Benchmark]: CDTParser took 1.02ms. Allocated memory is still 125.8MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:00:28,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.09ms. Allocated memory is still 169.9MB. Free memory was 134.5MB in the beginning and 138.3MB in the end (delta: -3.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:00:28,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.70ms. Allocated memory is still 169.9MB. Free memory was 138.3MB in the beginning and 137.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:00:28,572 INFO L158 Benchmark]: Boogie Preprocessor took 17.41ms. Allocated memory is still 169.9MB. Free memory was 137.1MB in the beginning and 135.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:00:28,573 INFO L158 Benchmark]: RCFGBuilder took 338.82ms. Allocated memory is still 169.9MB. Free memory was 135.5MB in the beginning and 125.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:00:28,573 INFO L158 Benchmark]: CodeCheck took 7048.41ms. Allocated memory is still 169.9MB. Free memory was 125.0MB in the beginning and 86.9MB in the end (delta: 38.2MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2022-11-21 23:00:28,574 INFO L158 Benchmark]: Witness Printer took 84.71ms. Allocated memory is still 169.9MB. Free memory was 86.9MB in the beginning and 84.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:00:28,576 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: 6.8s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 614 SdHoareTripleChecker+Valid, 5.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 593 mSDsluCounter, 162 SdHoareTripleChecker+Invalid, 4.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 134 mSDsCounter, 564 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2385 IncrementalHoareTripleChecker+Invalid, 2949 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 564 mSolverCounterUnsat, 28 mSDtfsCounter, 2385 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1490 GetRequests, 1328 SyntacticMatches, 20 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8898 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 534 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 57/83 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: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: 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: 13]: Loop Invariant Derived loop invariant: (!(z + 1 <= y) && x <= 2147483647) || (0 <= z + 2147483648 && x <= 2147483647) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: (((0 <= z + 2147483648 && x <= 2147483647) && !(x <= y)) || (y <= x + z + 2147483648 && !(0 <= 2147483647 + x))) || ((x <= y && y <= x + z + 2147483648) && y <= 2147483647) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02ms. Allocated memory is still 125.8MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.09ms. Allocated memory is still 169.9MB. Free memory was 134.5MB in the beginning and 138.3MB in the end (delta: -3.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.70ms. Allocated memory is still 169.9MB. Free memory was 138.3MB in the beginning and 137.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.41ms. Allocated memory is still 169.9MB. Free memory was 137.1MB in the beginning and 135.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 338.82ms. Allocated memory is still 169.9MB. Free memory was 135.5MB in the beginning and 125.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 7048.41ms. Allocated memory is still 169.9MB. Free memory was 125.0MB in the beginning and 86.9MB in the end (delta: 38.2MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * Witness Printer took 84.71ms. Allocated memory is still 169.9MB. Free memory was 86.9MB in the beginning and 84.8MB 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 23:00:28,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e369e72-5a6e-42fa-875e-e3baa8dec7d4/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