./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_14_good.i --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_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/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_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_14_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/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_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/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 cb7d60fa34cba15fdba1063e1e31fca0f6f1e37416613b652cb23b5c396223f7 --- 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 21:48:13,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:48:13,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:48:13,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:48:13,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:48:13,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:48:13,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:48:13,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:48:13,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:48:13,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:48:13,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:48:13,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:48:13,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:48:13,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:48:13,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:48:13,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:48:13,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:48:13,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:48:13,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:48:13,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:48:13,276 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:48:13,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:48:13,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:48:13,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:48:13,285 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:48:13,285 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:48:13,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:48:13,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:48:13,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:48:13,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:48:13,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:48:13,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:48:13,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:48:13,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:48:13,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:48:13,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:48:13,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:48:13,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:48:13,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:48:13,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:48:13,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:48:13,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 21:48:13,333 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:48:13,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:48:13,334 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:48:13,334 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:48:13,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:48:13,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:48:13,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:48:13,336 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 21:48:13,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 21:48:13,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:48:13,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:48:13,337 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:48:13,337 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:48:13,337 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 21:48:13,337 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:48:13,337 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:48:13,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:48:13,338 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:48:13,338 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:48:13,338 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:48:13,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:48:13,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:48:13,339 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:48:13,339 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:48:13,340 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 21:48:13,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 21:48:13,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:48:13,340 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_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb7d60fa34cba15fdba1063e1e31fca0f6f1e37416613b652cb23b5c396223f7 [2022-11-21 21:48:13,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:48:13,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:48:13,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:48:13,585 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:48:13,586 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:48:13,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_14_good.i [2022-11-21 21:48:16,572 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:48:16,942 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:48:16,943 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_14_good.i [2022-11-21 21:48:16,975 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/data/695d35f4b/7199736ef6ec4652bfa28a83ca131094/FLAG582304d49 [2022-11-21 21:48:16,989 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/data/695d35f4b/7199736ef6ec4652bfa28a83ca131094 [2022-11-21 21:48:16,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:48:16,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:48:16,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:48:16,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:48:16,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:48:16,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:48:16" (1/1) ... [2022-11-21 21:48:16,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@378036a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:16, skipping insertion in model container [2022-11-21 21:48:16,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:48:16" (1/1) ... [2022-11-21 21:48:17,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:48:17,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:48:17,442 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 21:48:17,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:48:17,898 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:48:17,918 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 21:48:17,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:48:18,139 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:48:18,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18 WrapperNode [2022-11-21 21:48:18,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:48:18,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:48:18,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:48:18,141 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:48:18,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:18,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:18,212 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 113 [2022-11-21 21:48:18,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:48:18,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:48:18,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:48:18,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:48:18,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:18,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:18,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:18,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:18,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:18,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:18,240 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:18,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:18,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:48:18,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:48:18,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:48:18,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:48:18,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:18,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:48:18,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:48:18,278 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:48:18,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:48:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 21:48:18,333 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 21:48:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 21:48:18,334 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 21:48:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 21:48:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:48:18,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:48:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 21:48:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 21:48:18,504 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 21:48:18,506 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 21:48:18,770 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 21:48:18,979 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 21:48:18,980 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 21:48:18,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:48:18 BoogieIcfgContainer [2022-11-21 21:48:18,982 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 21:48:18,983 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 21:48:18,983 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 21:48:18,994 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 21:48:18,994 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:48:18" (1/1) ... [2022-11-21 21:48:19,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 21:48:19,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:19,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-11-21 21:48:19,078 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-11-21 21:48:19,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 21:48:19,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:19,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:19,556 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 21:48:19,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:19,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 58 transitions. [2022-11-21 21:48:19,646 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-11-21 21:48:19,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 21:48:19,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:19,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:19,750 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 21:48:19,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:19,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 57 transitions. [2022-11-21 21:48:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-11-21 21:48:19,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 21:48:19,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:19,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:19,911 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 21:48:19,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 42 states and 54 transitions. [2022-11-21 21:48:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-21 21:48:19,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 21:48:19,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:19,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:20,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:20,248 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 21:48:20,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:20,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 55 transitions. [2022-11-21 21:48:20,311 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-11-21 21:48:20,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 21:48:20,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:20,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:20,386 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 21:48:20,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:20,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 54 transitions. [2022-11-21 21:48:20,457 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2022-11-21 21:48:20,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 21:48:20,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:20,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:20,523 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 21:48:20,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:20,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 54 transitions. [2022-11-21 21:48:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-21 21:48:20,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 21:48:20,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:20,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:20,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:48:20,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:20,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 51 transitions. [2022-11-21 21:48:20,842 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-21 21:48:20,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 21:48:20,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:20,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:20,942 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 21:48:20,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:20,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 55 transitions. [2022-11-21 21:48:20,977 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-11-21 21:48:20,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:48:20,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:20,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:21,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:21,087 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 21:48:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:21,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 60 transitions. [2022-11-21 21:48:21,171 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-11-21 21:48:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 21:48:21,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:21,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:21,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:21,227 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-21 21:48:21,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:21,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 62 transitions. [2022-11-21 21:48:21,254 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-11-21 21:48:21,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 21:48:21,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:21,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:21,310 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 21:48:21,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:21,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 63 transitions. [2022-11-21 21:48:21,425 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-11-21 21:48:21,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 21:48:21,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:21,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:21,487 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 21:48:21,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:21,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 37 states and 45 transitions. [2022-11-21 21:48:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-11-21 21:48:21,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 21:48:21,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:21,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:21,816 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 21:48:21,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:21,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 44 transitions. [2022-11-21 21:48:21,974 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-11-21 21:48:21,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 21:48:21,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:48:21,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:48:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:48:22,154 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 21:48:22,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:48:22,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 35 states and 43 transitions. [2022-11-21 21:48:22,266 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-11-21 21:48:22,266 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 21:48:22,267 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-11-21 21:48:22,275 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-21 21:48:22,376 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 21:48:22,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 09:48:22 ImpRootNode [2022-11-21 21:48:22,383 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 21:48:22,384 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 21:48:22,384 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 21:48:22,384 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 21:48:22,385 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:48:18" (3/4) ... [2022-11-21 21:48:22,390 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 21:48:22,395 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 21:48:22,396 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 21:48:22,403 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-21 21:48:22,403 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 21:48:22,404 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-21 21:48:22,404 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 21:48:22,481 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 21:48:22,481 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 21:48:22,482 INFO L158 Benchmark]: Toolchain (without parser) took 5488.78ms. Allocated memory was 159.4MB in the beginning and 264.2MB in the end (delta: 104.9MB). Free memory was 110.4MB in the beginning and 185.2MB in the end (delta: -74.9MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2022-11-21 21:48:22,482 INFO L158 Benchmark]: CDTParser took 1.32ms. Allocated memory is still 159.4MB. Free memory was 103.8MB in the beginning and 103.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 21:48:22,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1145.84ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 110.4MB in the beginning and 182.8MB in the end (delta: -72.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2022-11-21 21:48:22,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.84ms. Allocated memory is still 220.2MB. Free memory was 182.8MB in the beginning and 178.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 21:48:22,483 INFO L158 Benchmark]: Boogie Preprocessor took 31.71ms. Allocated memory is still 220.2MB. Free memory was 178.6MB in the beginning and 177.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 21:48:22,484 INFO L158 Benchmark]: RCFGBuilder took 737.18ms. Allocated memory is still 220.2MB. Free memory was 177.5MB in the beginning and 146.1MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-21 21:48:22,484 INFO L158 Benchmark]: CodeCheck took 3399.96ms. Allocated memory was 220.2MB in the beginning and 264.2MB in the end (delta: 44.0MB). Free memory was 146.1MB in the beginning and 189.5MB in the end (delta: -43.4MB). Peak memory consumption was 661.7kB. Max. memory is 16.1GB. [2022-11-21 21:48:22,484 INFO L158 Benchmark]: Witness Printer took 97.17ms. Allocated memory is still 264.2MB. Free memory was 189.5MB in the beginning and 185.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 21:48:22,487 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 3 procedures, 45 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1357 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 409 mSDsluCounter, 856 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 194 mSDsCounter, 286 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1119 IncrementalHoareTripleChecker+Invalid, 1405 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 286 mSolverCounterUnsat, 662 mSDtfsCounter, 1119 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2148 GetRequests, 2090 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1207 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 259 NumberOfCodeBlocks, 259 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 245 ConstructedInterpolants, 0 QuantifiedInterpolants, 507 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 56/56 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1585]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1609]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1625]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1642]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32ms. Allocated memory is still 159.4MB. Free memory was 103.8MB in the beginning and 103.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1145.84ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 110.4MB in the beginning and 182.8MB in the end (delta: -72.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.84ms. Allocated memory is still 220.2MB. Free memory was 182.8MB in the beginning and 178.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.71ms. Allocated memory is still 220.2MB. Free memory was 178.6MB in the beginning and 177.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 737.18ms. Allocated memory is still 220.2MB. Free memory was 177.5MB in the beginning and 146.1MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 3399.96ms. Allocated memory was 220.2MB in the beginning and 264.2MB in the end (delta: 44.0MB). Free memory was 146.1MB in the beginning and 189.5MB in the end (delta: -43.4MB). Peak memory consumption was 661.7kB. Max. memory is 16.1GB. * Witness Printer took 97.17ms. Allocated memory is still 264.2MB. Free memory was 189.5MB in the beginning and 185.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 21:48:22,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22e2fcdb-c911-4b6b-8cf9-94245dcb1af3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE