./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrnlen-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrnlen-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 a39001d729fceb66f0e568e2a46f4a77a12199478b1f9dfc07eb9a8b83cb9478 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:44:13,068 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:44:13,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:44:13,169 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:44:13,170 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:44:13,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:44:13,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:44:13,209 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:44:13,210 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:44:13,210 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:44:13,211 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:44:13,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:44:13,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:44:13,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:44:13,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:44:13,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:44:13,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:44:13,214 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:44:13,214 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:44:13,215 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:44:13,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:44:13,220 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:44:13,220 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:44:13,220 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:44:13,221 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:44:13,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:44:13,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:44:13,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:44:13,222 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:44:13,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:44:13,222 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:44:13,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:44:13,223 INFO L153 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_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a39001d729fceb66f0e568e2a46f4a77a12199478b1f9dfc07eb9a8b83cb9478 [2024-11-08 22:44:13,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:44:13,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:44:13,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:44:13,548 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:44:13,548 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:44:13,550 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrnlen-alloca-2.i Unable to find full path for "g++" [2024-11-08 22:44:15,534 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:44:15,771 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:44:15,772 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrnlen-alloca-2.i [2024-11-08 22:44:15,785 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/data/05e6684ea/3f7b14bd7ce44c26a9b1404f66613fa3/FLAG39e0bce8c [2024-11-08 22:44:15,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/data/05e6684ea/3f7b14bd7ce44c26a9b1404f66613fa3 [2024-11-08 22:44:15,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:44:15,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:44:15,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:44:15,809 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:44:15,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:44:15,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:44:15" (1/1) ... [2024-11-08 22:44:15,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e96d291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:15, skipping insertion in model container [2024-11-08 22:44:15,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:44:15" (1/1) ... [2024-11-08 22:44:15,860 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:44:16,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:44:16,259 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:44:16,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:44:16,356 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:44:16,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16 WrapperNode [2024-11-08 22:44:16,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:44:16,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:44:16,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:44:16,359 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:44:16,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,378 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,399 INFO L138 Inliner]: procedures = 111, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2024-11-08 22:44:16,399 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:44:16,400 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:44:16,400 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:44:16,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:44:16,409 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,413 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,413 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,418 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,423 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,425 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,427 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:44:16,428 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:44:16,428 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:44:16,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:44:16,429 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:44:16,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:44:16,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:44:16,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:44:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:44:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:44:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:44:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:44:16,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:44:16,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:44:16,606 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:44:16,609 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:44:16,756 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-08 22:44:16,757 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:44:16,872 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:44:16,875 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 22:44:16,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:16 BoogieIcfgContainer [2024-11-08 22:44:16,876 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:44:16,877 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:44:16,877 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:44:16,890 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:44:16,890 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:16" (1/1) ... [2024-11-08 22:44:16,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:44:16,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2024-11-08 22:44:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2024-11-08 22:44:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2024-11-08 22:44:16,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:16,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:17,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:17,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:17,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 22:44:17,278 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 22:44:17,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:44:17,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:17,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:44:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:17,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:44:17,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:17,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 22:44:17,506 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 22:44:17,506 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:44:17,506 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-08 22:44:17,516 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-08 22:44:17,544 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 565) no Hoare annotation was computed. [2024-11-08 22:44:17,545 INFO L77 FloydHoareUtils]: At program point L551-6(lines 551 552) the Hoare annotation is: true [2024-11-08 22:44:17,545 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:44:17,545 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:44:17,546 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 565) no Hoare annotation was computed. [2024-11-08 22:44:17,546 INFO L77 FloydHoareUtils]: At program point L565(line 565) the Hoare annotation is: (and (< |ULTIMATE.start_main_~length1~0#1| 2147483648) (<= 1 |ULTIMATE.start_main_~length1~0#1|)) [2024-11-08 22:44:17,546 INFO L77 FloydHoareUtils]: At program point L565-1(line 565) the Hoare annotation is: (< |ULTIMATE.start_main_~length1~0#1| 2147483648) [2024-11-08 22:44:17,546 INFO L77 FloydHoareUtils]: At program point L551-3(lines 551 552) the Hoare annotation is: true [2024-11-08 22:44:17,547 INFO L77 FloydHoareUtils]: At program point L551-5(lines 551 552) the Hoare annotation is: true [2024-11-08 22:44:17,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:44:17 ImpRootNode [2024-11-08 22:44:17,559 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:44:17,560 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:44:17,560 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:44:17,561 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:44:17,562 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:44:16" (3/4) ... [2024-11-08 22:44:17,565 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:44:17,577 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-08 22:44:17,578 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-08 22:44:17,578 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-08 22:44:17,579 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:44:17,686 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:44:17,687 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:44:17,687 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:44:17,688 INFO L158 Benchmark]: Toolchain (without parser) took 1880.99ms. Allocated memory was 153.1MB in the beginning and 190.8MB in the end (delta: 37.7MB). Free memory was 110.4MB in the beginning and 149.8MB in the end (delta: -39.3MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2024-11-08 22:44:17,688 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 153.1MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:17,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 548.83ms. Allocated memory is still 153.1MB. Free memory was 110.0MB in the beginning and 91.6MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 22:44:17,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.27ms. Allocated memory is still 153.1MB. Free memory was 91.6MB in the beginning and 90.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:44:17,691 INFO L158 Benchmark]: Boogie Preprocessor took 27.47ms. Allocated memory is still 153.1MB. Free memory was 90.0MB in the beginning and 88.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:44:17,691 INFO L158 Benchmark]: RCFGBuilder took 448.19ms. Allocated memory is still 153.1MB. Free memory was 88.5MB in the beginning and 74.4MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:44:17,692 INFO L158 Benchmark]: CodeCheck took 681.84ms. Allocated memory was 153.1MB in the beginning and 190.8MB in the end (delta: 37.7MB). Free memory was 74.4MB in the beginning and 155.0MB in the end (delta: -80.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:44:17,692 INFO L158 Benchmark]: Witness Printer took 127.60ms. Allocated memory is still 190.8MB. Free memory was 155.0MB in the beginning and 149.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:44:17,695 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 0 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 565]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 153.1MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 548.83ms. Allocated memory is still 153.1MB. Free memory was 110.0MB in the beginning and 91.6MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.27ms. Allocated memory is still 153.1MB. Free memory was 91.6MB in the beginning and 90.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.47ms. Allocated memory is still 153.1MB. Free memory was 90.0MB in the beginning and 88.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 448.19ms. Allocated memory is still 153.1MB. Free memory was 88.5MB in the beginning and 74.4MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 681.84ms. Allocated memory was 153.1MB in the beginning and 190.8MB in the end (delta: 37.7MB). Free memory was 74.4MB in the beginning and 155.0MB in the end (delta: -80.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 127.60ms. Allocated memory is still 190.8MB. Free memory was 155.0MB in the beginning and 149.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-08 22:44:17,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e5a8616-9e81-45fc-9ffc-0b97f35a6386/bin/ukojak-verify-ImItNfHLgk/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