./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2 --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 44523fe1c151be8c0347b65fb3ae07590a3a442ffc04a3a25420210d7f0ed911 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:20,089 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:20,251 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:50:20,257 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:50:20,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:50:20,319 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:20,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:50:20,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:50:20,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:20,332 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:20,333 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:20,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:50:20,334 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:50:20,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:20,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:50:20,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:20,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:50:20,338 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:50:20,339 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:50:20,339 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:50:20,340 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:20,341 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:20,342 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:20,343 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:20,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:20,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:20,345 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:20,345 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:20,346 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:50:20,347 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:50:20,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:50:20,349 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:50:20,349 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_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44523fe1c151be8c0347b65fb3ae07590a3a442ffc04a3a25420210d7f0ed911 [2023-11-21 18:50:20,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:20,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:20,821 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:20,823 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:20,823 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:20,825 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i [2023-11-21 18:50:24,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:24,836 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:24,841 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i [2023-11-21 18:50:24,871 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/data/a8b57cb5c/2bed93a665424c4b88dc4461cf60da9f/FLAGaa1b28cfc [2023-11-21 18:50:24,889 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/data/a8b57cb5c/2bed93a665424c4b88dc4461cf60da9f [2023-11-21 18:50:24,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:24,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:24,896 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:24,897 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:24,903 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:24,904 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:24" (1/1) ... [2023-11-21 18:50:24,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63d9f85f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:24, skipping insertion in model container [2023-11-21 18:50:24,906 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:24" (1/1) ... [2023-11-21 18:50:24,989 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:25,521 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:50:26,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:26,458 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:26,483 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:50:26,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:26,816 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:26,816 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:26,817 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:26,817 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:26,817 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:26,827 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:26,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26 WrapperNode [2023-11-21 18:50:26,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:26,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:26,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:26,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:26,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,913 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,948 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2023-11-21 18:50:26,949 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:26,950 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:26,950 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:26,951 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:26,963 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,968 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,968 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,977 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,985 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,990 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:26,991 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:26,991 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:26,991 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:26,992 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:27,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:27,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:27,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:27,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:50:27,096 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:50:27,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:27,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:27,098 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:50:27,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:50:27,287 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:27,290 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:27,521 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:27,929 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:27,929 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:50:27,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:27 BoogieIcfgContainer [2023-11-21 18:50:27,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:27,933 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:27,933 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:27,947 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:27,947 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:27" (1/1) ... [2023-11-21 18:50:27,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:28,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:28,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:50:28,063 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:50:28,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:28,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:28,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:28,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:50:28,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:28,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:50:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:28,947 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-21 18:50:28,989 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-21 18:50:28,991 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-21 18:50:29,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:50:29 ImpRootNode [2023-11-21 18:50:29,000 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:50:29,006 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:50:29,006 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:50:29,006 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:50:29,007 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:27" (3/4) ... [2023-11-21 18:50:29,016 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:50:29,017 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:50:29,020 INFO L158 Benchmark]: Toolchain (without parser) took 4123.91ms. Allocated memory was 148.9MB in the beginning and 182.5MB in the end (delta: 33.6MB). Free memory was 115.4MB in the beginning and 114.7MB in the end (delta: 686.8kB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2023-11-21 18:50:29,021 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 123.7MB. Free memory was 96.5MB in the beginning and 96.4MB in the end (delta: 133.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:29,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1932.52ms. Allocated memory is still 148.9MB. Free memory was 115.4MB in the beginning and 102.5MB in the end (delta: 12.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-21 18:50:29,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.53ms. Allocated memory is still 148.9MB. Free memory was 102.5MB in the beginning and 99.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:50:29,024 INFO L158 Benchmark]: Boogie Preprocessor took 39.89ms. Allocated memory is still 148.9MB. Free memory was 99.2MB in the beginning and 97.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:29,025 INFO L158 Benchmark]: RCFGBuilder took 941.10ms. Allocated memory is still 148.9MB. Free memory was 97.1MB in the beginning and 56.1MB in the end (delta: 41.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-21 18:50:29,027 INFO L158 Benchmark]: CodeCheck took 1068.75ms. Allocated memory was 148.9MB in the beginning and 182.5MB in the end (delta: 33.6MB). Free memory was 56.1MB in the beginning and 114.7MB in the end (delta: -58.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:29,028 INFO L158 Benchmark]: Witness Printer took 11.89ms. Allocated memory is still 182.5MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:29,040 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 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1554. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_rand_sub_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 123.7MB. Free memory was 96.5MB in the beginning and 96.4MB in the end (delta: 133.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1932.52ms. Allocated memory is still 148.9MB. Free memory was 115.4MB in the beginning and 102.5MB in the end (delta: 12.8MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.53ms. Allocated memory is still 148.9MB. Free memory was 102.5MB in the beginning and 99.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.89ms. Allocated memory is still 148.9MB. Free memory was 99.2MB in the beginning and 97.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 941.10ms. Allocated memory is still 148.9MB. Free memory was 97.1MB in the beginning and 56.1MB in the end (delta: 41.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 1068.75ms. Allocated memory was 148.9MB in the beginning and 182.5MB in the end (delta: 33.6MB). Free memory was 56.1MB in the beginning and 114.7MB in the end (delta: -58.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 11.89ms. Allocated memory is still 182.5MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:50:29,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2 --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 44523fe1c151be8c0347b65fb3ae07590a3a442ffc04a3a25420210d7f0ed911 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:32,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:32,428 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:50:32,492 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:32,493 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:50:32,494 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:50:32,495 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:32,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:32,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:32,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:50:32,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:32,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:50:32,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:32,508 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:50:32,509 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:50:32,509 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:50:32,510 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:50:32,510 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:50:32,511 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:50:32,512 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:50:32,513 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:32,514 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:32,515 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:32,515 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:32,516 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:32,516 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:50:32,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:32,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:32,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:32,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:32,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:50:32,521 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:50:32,521 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:32,522 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:50:32,522 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:50:32,522 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:50:32,523 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44523fe1c151be8c0347b65fb3ae07590a3a442ffc04a3a25420210d7f0ed911 [2023-11-21 18:50:33,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:33,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:33,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:33,142 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:33,143 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:33,145 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i [2023-11-21 18:50:36,870 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:37,472 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:37,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_13_bad.i [2023-11-21 18:50:37,507 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/data/3a2cf4e48/dec5898188864bdd9c8f319d9522efb2/FLAGcd93314eb [2023-11-21 18:50:37,526 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/data/3a2cf4e48/dec5898188864bdd9c8f319d9522efb2 [2023-11-21 18:50:37,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:37,531 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:37,533 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:37,533 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:37,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:37,540 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:37" (1/1) ... [2023-11-21 18:50:37,542 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@537319b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:37, skipping insertion in model container [2023-11-21 18:50:37,542 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:37" (1/1) ... [2023-11-21 18:50:37,634 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:38,165 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:50:38,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:38,984 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:39,013 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:50:39,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:39,375 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:39,375 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:39,375 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:39,376 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:39,376 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:50:39,386 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:39,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39 WrapperNode [2023-11-21 18:50:39,387 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:39,389 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:39,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:39,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:39,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,465 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,526 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2023-11-21 18:50:39,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:39,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:39,529 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:39,529 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:39,541 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,559 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,576 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,600 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,602 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,608 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:39,609 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:39,609 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:39,609 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:39,610 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:39" (1/1) ... [2023-11-21 18:50:39,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:39,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:39,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:39,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:39,744 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:50:39,744 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:50:39,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:50:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:39,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:50:40,028 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:40,030 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:40,245 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:40,450 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:40,450 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:50:40,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:40 BoogieIcfgContainer [2023-11-21 18:50:40,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:40,455 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:40,456 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:40,468 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:40,469 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:40" (1/1) ... [2023-11-21 18:50:40,481 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:40,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:40,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:50:40,574 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:50:40,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:40,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:40,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:50:40,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:50:40,589 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:50:40,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:50:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:40,835 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:50:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:41,075 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:50:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:50:41,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:50:41,162 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-21 18:50:41,196 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-21 18:50:41,198 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-21 18:50:41,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:50:41 ImpRootNode [2023-11-21 18:50:41,206 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:50:41,210 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:50:41,210 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:50:41,210 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:50:41,211 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:40" (3/4) ... [2023-11-21 18:50:41,212 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:50:41,232 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-21 18:50:41,232 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-21 18:50:41,286 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:50:41,287 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:50:41,288 INFO L158 Benchmark]: Toolchain (without parser) took 3756.44ms. Allocated memory was 90.2MB in the beginning and 125.8MB in the end (delta: 35.7MB). Free memory was 62.9MB in the beginning and 76.5MB in the end (delta: -13.6MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2023-11-21 18:50:41,289 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 90.2MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:41,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1855.07ms. Allocated memory was 90.2MB in the beginning and 125.8MB in the end (delta: 35.7MB). Free memory was 62.6MB in the beginning and 82.5MB in the end (delta: -19.9MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-21 18:50:41,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.44ms. Allocated memory is still 125.8MB. Free memory was 82.5MB in the beginning and 79.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:50:41,291 INFO L158 Benchmark]: Boogie Preprocessor took 79.53ms. Allocated memory is still 125.8MB. Free memory was 79.3MB in the beginning and 77.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:41,292 INFO L158 Benchmark]: RCFGBuilder took 845.71ms. Allocated memory is still 125.8MB. Free memory was 77.2MB in the beginning and 94.5MB in the end (delta: -17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-21 18:50:41,292 INFO L158 Benchmark]: CodeCheck took 750.97ms. Allocated memory is still 125.8MB. Free memory was 94.0MB in the beginning and 78.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:50:41,293 INFO L158 Benchmark]: Witness Printer took 77.29ms. Allocated memory is still 125.8MB. Free memory was 78.6MB in the beginning and 76.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:41,297 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 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - CounterExampleResult [Line: 1559]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_rand_sub_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 90.2MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1855.07ms. Allocated memory was 90.2MB in the beginning and 125.8MB in the end (delta: 35.7MB). Free memory was 62.6MB in the beginning and 82.5MB in the end (delta: -19.9MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.44ms. Allocated memory is still 125.8MB. Free memory was 82.5MB in the beginning and 79.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.53ms. Allocated memory is still 125.8MB. Free memory was 79.3MB in the beginning and 77.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 845.71ms. Allocated memory is still 125.8MB. Free memory was 77.2MB in the beginning and 94.5MB in the end (delta: -17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 750.97ms. Allocated memory is still 125.8MB. Free memory was 94.0MB in the beginning and 78.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 77.29ms. Allocated memory is still 125.8MB. Free memory was 78.6MB in the beginning and 76.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-21 18:50:41,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4b0bbb-6b86-43ae-aa54-5bc5e6b9ca68/bin/ukojak-verify-i0I2FZA1j2/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)