./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_66_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_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/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_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_66_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/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_35bb38fe-533f-4b70-a592-70d9b0859a6a/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 46723dd0ae8f2fbc8ff45fbeda53133562b8ff6e24dbf5fa4319a16b2834d1be --- 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 23:54:35,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:54:35,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:54:35,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:54:35,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:54:35,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:54:35,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:54:35,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:54:35,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:54:35,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:54:35,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:54:35,267 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:54:35,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:54:35,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:54:35,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:54:35,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:54:35,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:54:35,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:54:35,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:54:35,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:54:35,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:54:35,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:54:35,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:54:35,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:54:35,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:54:35,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:54:35,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:54:35,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:54:35,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:54:35,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:54:35,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:54:35,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:54:35,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:54:35,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:54:35,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:54:35,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:54:35,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:54:35,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:54:35,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:54:35,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:54:35,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:54:35,335 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 23:54:35,393 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:54:35,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:54:35,395 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:54:35,395 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:54:35,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:54:35,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:54:35,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:54:35,398 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:54:35,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:54:35,398 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:54:35,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:54:35,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:54:35,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:54:35,399 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:54:35,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:54:35,400 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:54:35,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:54:35,401 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:54:35,401 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:54:35,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:54:35,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:54:35,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:54:35,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:54:35,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:54:35,403 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:54:35,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:54:35,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:54:35,404 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_35bb38fe-533f-4b70-a592-70d9b0859a6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46723dd0ae8f2fbc8ff45fbeda53133562b8ff6e24dbf5fa4319a16b2834d1be [2022-11-21 23:54:35,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:54:35,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:54:35,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:54:35,820 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:54:35,821 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:54:35,823 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_66_good.i [2022-11-21 23:54:39,678 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:54:40,101 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:54:40,101 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_66_good.i [2022-11-21 23:54:40,127 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg/data/0246a74ae/fc09b69c47a64578924fa62821b52b23/FLAG02206ed22 [2022-11-21 23:54:40,147 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg/data/0246a74ae/fc09b69c47a64578924fa62821b52b23 [2022-11-21 23:54:40,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:54:40,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:54:40,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:54:40,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:54:40,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:54:40,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:54:40" (1/1) ... [2022-11-21 23:54:40,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f3c127a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:40, skipping insertion in model container [2022-11-21 23:54:40,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:54:40" (1/1) ... [2022-11-21 23:54:40,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:54:40,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:54:40,796 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:54:41,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:54:41,720 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:54:41,759 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 23:54:41,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:54:42,160 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:54:42,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42 WrapperNode [2022-11-21 23:54:42,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:54:42,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:54:42,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:54:42,165 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:54:42,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:42,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:42,295 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 64 [2022-11-21 23:54:42,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:54:42,297 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:54:42,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:54:42,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:54:42,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:42,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:42,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:42,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:42,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:42,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:42,329 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:42,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:42,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:54:42,335 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:54:42,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:54:42,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:54:42,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:42,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:54:42,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:54:42,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:54:42,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:54:42,439 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-21 23:54:42,440 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-21 23:54:42,440 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 23:54:42,440 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 23:54:42,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:54:42,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:54:42,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:54:42,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:54:42,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:54:42,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:54:42,442 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 23:54:42,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:54:42,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:54:42,660 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:54:42,663 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:54:42,935 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:54:42,986 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:54:42,987 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:54:42,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:54:42 BoogieIcfgContainer [2022-11-21 23:54:42,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:54:42,992 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:54:42,992 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:54:43,007 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:54:43,007 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:54:42" (1/1) ... [2022-11-21 23:54:43,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:54:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:54:43,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-21 23:54:43,101 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-21 23:54:43,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:54:43,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:54:43,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:54:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:54:43,732 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 23:54:43,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:54:43,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2022-11-21 23:54:43,779 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-11-21 23:54:43,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:54:43,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:54:43,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:54:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:54:44,059 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 23:54:44,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:54:44,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-21 23:54:44,080 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-21 23:54:44,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 23:54:44,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:54:44,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:54:44,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:54:44,165 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 23:54:44,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:54:44,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-11-21 23:54:44,198 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-11-21 23:54:44,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 23:54:44,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:54:44,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:54:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:54:44,584 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 23:54:44,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:54:44,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 18 transitions. [2022-11-21 23:54:44,616 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-11-21 23:54:44,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:54:44,617 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2022-11-21 23:54:44,628 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 23:54:44,653 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-21 23:54:44,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:54:44 ImpRootNode [2022-11-21 23:54:44,665 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:54:44,669 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:54:44,669 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:54:44,670 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:54:44,671 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:54:42" (3/4) ... [2022-11-21 23:54:44,688 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:54:44,700 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 23:54:44,701 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-21 23:54:44,712 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-11-21 23:54:44,713 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-21 23:54:44,714 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:54:44,715 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:54:44,791 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:54:44,797 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:54:44,798 INFO L158 Benchmark]: Toolchain (without parser) took 4646.07ms. Allocated memory was 155.2MB in the beginning and 207.6MB in the end (delta: 52.4MB). Free memory was 103.2MB in the beginning and 114.5MB in the end (delta: -11.3MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2022-11-21 23:54:44,800 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 155.2MB. Free memory was 123.1MB in the beginning and 123.0MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:54:44,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2009.24ms. Allocated memory was 155.2MB in the beginning and 207.6MB in the end (delta: 52.4MB). Free memory was 102.6MB in the beginning and 159.2MB in the end (delta: -56.6MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2022-11-21 23:54:44,803 INFO L158 Benchmark]: Boogie Procedure Inliner took 132.48ms. Allocated memory is still 207.6MB. Free memory was 159.2MB in the beginning and 156.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:54:44,804 INFO L158 Benchmark]: Boogie Preprocessor took 37.08ms. Allocated memory is still 207.6MB. Free memory was 156.1MB in the beginning and 155.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:54:44,804 INFO L158 Benchmark]: RCFGBuilder took 656.22ms. Allocated memory is still 207.6MB. Free memory was 155.0MB in the beginning and 139.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 23:54:44,805 INFO L158 Benchmark]: CodeCheck took 1673.39ms. Allocated memory is still 207.6MB. Free memory was 139.3MB in the beginning and 116.6MB in the end (delta: 22.7MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2022-11-21 23:54:44,805 INFO L158 Benchmark]: Witness Printer took 128.81ms. Allocated memory is still 207.6MB. Free memory was 116.6MB in the beginning and 114.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:54:44,809 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, 24 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 97 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 42 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 53 IncrementalHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 42 mSDtfsCounter, 53 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 261 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 46 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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: 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: 1594]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1594]: 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: 1578]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 155.2MB. Free memory was 123.1MB in the beginning and 123.0MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2009.24ms. Allocated memory was 155.2MB in the beginning and 207.6MB in the end (delta: 52.4MB). Free memory was 102.6MB in the beginning and 159.2MB in the end (delta: -56.6MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 132.48ms. Allocated memory is still 207.6MB. Free memory was 159.2MB in the beginning and 156.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.08ms. Allocated memory is still 207.6MB. Free memory was 156.1MB in the beginning and 155.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 656.22ms. Allocated memory is still 207.6MB. Free memory was 155.0MB in the beginning and 139.3MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1673.39ms. Allocated memory is still 207.6MB. Free memory was 139.3MB in the beginning and 116.6MB in the end (delta: 22.7MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Witness Printer took 128.81ms. Allocated memory is still 207.6MB. Free memory was 116.6MB in the beginning and 114.5MB 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 23:54:44,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35bb38fe-533f-4b70-a592-70d9b0859a6a/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