./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_65_good.i --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_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/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_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_65_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/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_1c7246af-6494-4d01-8de4-2869010344a7/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 58013d922b6ea61b441d7b9812a4ff6f833ad15cea27fa85e4b4fc2ce4889815 --- 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 23:08:16,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:08:16,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:08:16,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:08:16,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:08:16,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:08:16,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:08:16,241 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:08:16,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:08:16,249 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:08:16,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:08:16,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:08:16,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:08:16,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:08:16,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:08:16,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:08:16,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:08:16,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:08:16,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:08:16,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:08:16,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:08:16,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:08:16,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:08:16,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:08:16,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:08:16,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:08:16,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:08:16,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:08:16,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:08:16,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:08:16,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:08:16,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:08:16,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:08:16,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:08:16,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:08:16,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:08:16,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:08:16,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:08:16,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:08:16,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:08:16,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:08:16,282 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:08:16,304 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:08:16,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:08:16,306 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:08:16,306 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:08:16,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:08:16,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:08:16,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:08:16,307 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:08:16,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:08:16,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:08:16,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:08:16,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:08:16,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:08:16,309 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:08:16,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:08:16,309 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:08:16,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:08:16,310 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:08:16,310 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:08:16,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:08:16,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:08:16,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:08:16,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:08:16,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:08:16,311 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:08:16,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:08:16,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:08:16,312 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_1c7246af-6494-4d01-8de4-2869010344a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58013d922b6ea61b441d7b9812a4ff6f833ad15cea27fa85e4b4fc2ce4889815 [2022-11-21 23:08:16,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:08:16,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:08:16,611 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:08:16,612 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:08:16,613 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:08:16,614 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_65_good.i [2022-11-21 23:08:19,706 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:08:20,123 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:08:20,125 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_65_good.i [2022-11-21 23:08:20,157 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg/data/82f24b71b/2bf17cacda2c40fbb36bc9b358e29d28/FLAG91f98881e [2022-11-21 23:08:20,186 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg/data/82f24b71b/2bf17cacda2c40fbb36bc9b358e29d28 [2022-11-21 23:08:20,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:08:20,192 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:08:20,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:08:20,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:08:20,199 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:08:20,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:08:20" (1/1) ... [2022-11-21 23:08:20,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522bced1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:20, skipping insertion in model container [2022-11-21 23:08:20,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:08:20" (1/1) ... [2022-11-21 23:08:20,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:08:20,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:08:20,650 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:08:21,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:08:21,280 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:08:21,300 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:08:21,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:08:21,580 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:08:21,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21 WrapperNode [2022-11-21 23:08:21,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:08:21,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:08:21,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:08:21,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:08:21,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21" (1/1) ... [2022-11-21 23:08:21,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21" (1/1) ... [2022-11-21 23:08:21,681 INFO L138 Inliner]: procedures = 504, calls = 63, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 81 [2022-11-21 23:08:21,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:08:21,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:08:21,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:08:21,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:08:21,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21" (1/1) ... [2022-11-21 23:08:21,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21" (1/1) ... [2022-11-21 23:08:21,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21" (1/1) ... [2022-11-21 23:08:21,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21" (1/1) ... [2022-11-21 23:08:21,716 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21" (1/1) ... [2022-11-21 23:08:21,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21" (1/1) ... [2022-11-21 23:08:21,731 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21" (1/1) ... [2022-11-21 23:08:21,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21" (1/1) ... [2022-11-21 23:08:21,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:08:21,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:08:21,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:08:21,736 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:08:21,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:08:21" (1/1) ... [2022-11-21 23:08:21,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:08:21,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:08:21,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:08:21,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:08:21,824 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 23:08:21,824 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 23:08:21,824 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:08:21,826 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:08:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:08:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-21 23:08:21,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-21 23:08:21,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:08:21,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:08:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:08:21,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:08:22,002 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:08:22,004 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:08:22,196 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:08:22,332 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:08:22,332 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:08:22,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:08:22 BoogieIcfgContainer [2022-11-21 23:08:22,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:08:22,336 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:08:22,336 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:08:22,354 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:08:22,354 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:08:22" (1/1) ... [2022-11-21 23:08:22,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:08:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:22,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2022-11-21 23:08:22,415 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2022-11-21 23:08:22,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 23:08:22,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:22,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:22,747 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 23:08:22,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:22,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 42 transitions. [2022-11-21 23:08:22,836 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-11-21 23:08:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:08:22,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:22,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:23,001 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 23:08:23,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:23,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 43 transitions. [2022-11-21 23:08:23,019 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2022-11-21 23:08:23,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:08:23,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:23,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:23,174 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 23:08:23,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:23,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 45 transitions. [2022-11-21 23:08:23,208 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-11-21 23:08:23,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:08:23,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:23,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:23,306 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 23:08:23,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:23,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 46 transitions. [2022-11-21 23:08:23,337 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2022-11-21 23:08:23,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:08:23,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:23,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:23,661 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 23:08:24,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:24,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 41 transitions. [2022-11-21 23:08:24,034 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2022-11-21 23:08:24,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 23:08:24,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:24,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:24,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 23:08:24,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:24,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 40 transitions. [2022-11-21 23:08:24,225 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2022-11-21 23:08:24,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 23:08:24,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:24,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:24,573 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 23:08:25,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:25,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 39 transitions. [2022-11-21 23:08:25,496 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-11-21 23:08:25,497 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:08:25,497 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2022-11-21 23:08:25,509 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 23:08:25,644 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:08:25,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:08:25 ImpRootNode [2022-11-21 23:08:25,652 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:08:25,654 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:08:25,654 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:08:25,654 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:08:25,655 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:08:22" (3/4) ... [2022-11-21 23:08:25,659 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:08:25,667 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 23:08:25,667 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 23:08:25,668 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-11-21 23:08:25,677 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-21 23:08:25,677 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-11-21 23:08:25,678 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-21 23:08:25,678 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:08:25,737 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:08:25,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:08:25,745 INFO L158 Benchmark]: Toolchain (without parser) took 5553.80ms. Allocated memory is still 169.9MB. Free memory was 134.3MB in the beginning and 104.5MB in the end (delta: 29.9MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2022-11-21 23:08:25,745 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 138.4MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:08:25,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1386.29ms. Allocated memory is still 169.9MB. Free memory was 133.7MB in the beginning and 133.6MB in the end (delta: 112.2kB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. [2022-11-21 23:08:25,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.35ms. Allocated memory is still 169.9MB. Free memory was 133.6MB in the beginning and 130.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:08:25,747 INFO L158 Benchmark]: Boogie Preprocessor took 52.20ms. Allocated memory is still 169.9MB. Free memory was 130.5MB in the beginning and 128.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:08:25,747 INFO L158 Benchmark]: RCFGBuilder took 599.50ms. Allocated memory is still 169.9MB. Free memory was 128.4MB in the beginning and 108.4MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 23:08:25,747 INFO L158 Benchmark]: CodeCheck took 3316.77ms. Allocated memory is still 169.9MB. Free memory was 108.4MB in the beginning and 107.5MB in the end (delta: 853.2kB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2022-11-21 23:08:25,748 INFO L158 Benchmark]: Witness Printer took 90.13ms. Allocated memory is still 169.9MB. Free memory was 107.5MB in the beginning and 104.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:08:25,752 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, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 236 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 40 mSDsluCounter, 109 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 117 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 325 IncrementalHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 117 mSolverCounterUnsat, 109 mSDtfsCounter, 325 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 788 GetRequests, 738 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 478 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 209 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 7/7 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: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: 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: 1576]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 138.4MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1386.29ms. Allocated memory is still 169.9MB. Free memory was 133.7MB in the beginning and 133.6MB in the end (delta: 112.2kB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.35ms. Allocated memory is still 169.9MB. Free memory was 133.6MB in the beginning and 130.5MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.20ms. Allocated memory is still 169.9MB. Free memory was 130.5MB in the beginning and 128.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 599.50ms. Allocated memory is still 169.9MB. Free memory was 128.4MB in the beginning and 108.4MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 3316.77ms. Allocated memory is still 169.9MB. Free memory was 108.4MB in the beginning and 107.5MB in the end (delta: 853.2kB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * Witness Printer took 90.13ms. Allocated memory is still 169.9MB. Free memory was 107.5MB in the beginning and 104.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 23:08:25,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7246af-6494-4d01-8de4-2869010344a7/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