./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_68_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC --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 524f2dd63cc2cba7ce512e81fc38250751de3c2a69368c5bf4b68f0e7e1e8338 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:05,202 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:05,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:25:05,281 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:25:05,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:25:05,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:05,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:05,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:05,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:05,310 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:05,310 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:05,311 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:05,319 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:25:05,320 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:05,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:05,321 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:05,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:05,322 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:05,323 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:05,323 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:05,324 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:05,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:05,329 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:05,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:05,330 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:05,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:05,331 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:05,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:05,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:05,332 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:25:05,333 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:25:05,333 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:05,334 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_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 524f2dd63cc2cba7ce512e81fc38250751de3c2a69368c5bf4b68f0e7e1e8338 [2023-11-23 20:25:05,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:05,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:05,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:05,636 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:05,636 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:05,638 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_68_bad.i [2023-11-23 20:25:08,865 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:09,313 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:09,320 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_68_bad.i [2023-11-23 20:25:09,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/data/30fde5ab0/801b090e202e48729a8b5acf8291d1f9/FLAG00404b2c2 [2023-11-23 20:25:09,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/data/30fde5ab0/801b090e202e48729a8b5acf8291d1f9 [2023-11-23 20:25:09,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:09,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:09,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:09,388 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:09,394 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:09,397 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,398 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16e1248b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:09, skipping insertion in model container [2023-11-23 20:25:09,399 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:09" (1/1) ... [2023-11-23 20:25:09,489 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:09,958 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:25:10,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:10,588 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:10,647 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:25:10,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:10,926 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:10,927 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:10,927 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:10,927 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:10,927 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:10,935 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:10,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10 WrapperNode [2023-11-23 20:25:10,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:10,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:10,939 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:10,939 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:10,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:10,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,047 INFO L138 Inliner]: procedures = 500, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 93 [2023-11-23 20:25:11,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:11,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:11,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:11,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:11,059 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,079 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,109 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:11,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:11,110 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:11,110 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:11,111 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:10" (1/1) ... [2023-11-23 20:25:11,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:11,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:11,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:11,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:11,204 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:25:11,205 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:25:11,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:11,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:11,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:11,206 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:25:11,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:25:11,364 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:11,366 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:11,606 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:11,946 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:11,946 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:25:11,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:11 BoogieIcfgContainer [2023-11-23 20:25:11,948 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:11,949 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:11,949 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:11,958 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:11,959 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:25:12,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:12,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-23 20:25:12,024 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-23 20:25:12,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:25:12,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:12,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:12,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:25:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:12,561 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:25:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:12,637 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 20:25:12,664 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post111 could not be translated [2023-11-23 20:25:12,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:25:12 ImpRootNode [2023-11-23 20:25:12,670 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:25:12,671 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:25:12,671 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:25:12,671 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:25:12,672 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:11" (3/4) ... [2023-11-23 20:25:12,674 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:25:12,676 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:25:12,677 INFO L158 Benchmark]: Toolchain (without parser) took 3293.52ms. Allocated memory was 123.7MB in the beginning and 155.2MB in the end (delta: 31.5MB). Free memory was 74.7MB in the beginning and 70.5MB in the end (delta: 4.3MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2023-11-23 20:25:12,677 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 123.7MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:12,678 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1550.20ms. Allocated memory was 123.7MB in the beginning and 155.2MB in the end (delta: 31.5MB). Free memory was 74.7MB in the beginning and 83.9MB in the end (delta: -9.1MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-11-23 20:25:12,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.53ms. Allocated memory is still 155.2MB. Free memory was 83.9MB in the beginning and 80.6MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:25:12,680 INFO L158 Benchmark]: Boogie Preprocessor took 60.35ms. Allocated memory is still 155.2MB. Free memory was 80.6MB in the beginning and 78.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:12,681 INFO L158 Benchmark]: RCFGBuilder took 838.80ms. Allocated memory is still 155.2MB. Free memory was 78.5MB in the beginning and 104.0MB in the end (delta: -25.5MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-11-23 20:25:12,681 INFO L158 Benchmark]: CodeCheck took 720.82ms. Allocated memory is still 155.2MB. Free memory was 104.0MB in the beginning and 71.3MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-23 20:25:12,682 INFO L158 Benchmark]: Witness Printer took 5.25ms. Allocated memory is still 155.2MB. Free memory was 71.3MB in the beginning and 70.5MB in the end (delta: 822.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:12,686 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, 12 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, 6 NumberOfCodeBlocks, 6 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: 1575]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1556. 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); [L1548] int CWE191_Integer_Underflow__int_rand_postdec_68_badData; [L1549] int CWE191_Integer_Underflow__int_rand_postdec_68_goodG2BData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_rand_postdec_68_badData=0, CWE191_Integer_Underflow__int_rand_postdec_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_rand_postdec_68_badData=0, CWE191_Integer_Underflow__int_rand_postdec_68_goodG2BData=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] CALL CWE191_Integer_Underflow__int_rand_postdec_68_bad() [L1554] int data; [L1555] data = 0 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1556] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] CWE191_Integer_Underflow__int_rand_postdec_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_rand_postdec_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_rand_postdec_68_badData; [L1575] data-- VAL [CWE191_Integer_Underflow__int_rand_postdec_68_badData=-2147483648, CWE191_Integer_Underflow__int_rand_postdec_68_goodG2BData=0, 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 0.34ms. Allocated memory is still 123.7MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1550.20ms. Allocated memory was 123.7MB in the beginning and 155.2MB in the end (delta: 31.5MB). Free memory was 74.7MB in the beginning and 83.9MB in the end (delta: -9.1MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.53ms. Allocated memory is still 155.2MB. Free memory was 83.9MB in the beginning and 80.6MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.35ms. Allocated memory is still 155.2MB. Free memory was 80.6MB in the beginning and 78.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 838.80ms. Allocated memory is still 155.2MB. Free memory was 78.5MB in the beginning and 104.0MB in the end (delta: -25.5MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * CodeCheck took 720.82ms. Allocated memory is still 155.2MB. Free memory was 104.0MB in the beginning and 71.3MB in the end (delta: 32.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 5.25ms. Allocated memory is still 155.2MB. Free memory was 71.3MB in the beginning and 70.5MB in the end (delta: 822.7kB). 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~post111 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 [2023-11-23 20:25:12,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_68_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC --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 524f2dd63cc2cba7ce512e81fc38250751de3c2a69368c5bf4b68f0e7e1e8338 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:15,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:15,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:25:15,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:15,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:15,689 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:15,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:15,690 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:15,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:15,696 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:15,696 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:15,697 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:15,697 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:15,699 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:15,700 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:25:15,700 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:25:15,700 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:15,701 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:25:15,701 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:15,702 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:15,703 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:15,704 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:15,704 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:15,705 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:15,705 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:15,706 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:15,706 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:15,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:15,707 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:15,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:15,709 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:15,709 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:25:15,710 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:15,710 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:15,710 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:25:15,711 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:15,711 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_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 524f2dd63cc2cba7ce512e81fc38250751de3c2a69368c5bf4b68f0e7e1e8338 [2023-11-23 20:25:16,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:16,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:16,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:16,152 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:16,152 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:16,154 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_68_bad.i [2023-11-23 20:25:19,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:19,813 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:19,814 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_68_bad.i [2023-11-23 20:25:19,848 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/data/5bad9a1b0/f343313bc5f74fcf9518a59ecd59bd1f/FLAGc3f8e6d51 [2023-11-23 20:25:19,868 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/data/5bad9a1b0/f343313bc5f74fcf9518a59ecd59bd1f [2023-11-23 20:25:19,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:19,875 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:19,878 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:19,879 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:19,884 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:19,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:19" (1/1) ... [2023-11-23 20:25:19,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c12db64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:19, skipping insertion in model container [2023-11-23 20:25:19,886 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:19" (1/1) ... [2023-11-23 20:25:19,975 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:20,535 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:25:21,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:21,425 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:21,463 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:25:21,527 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:21,720 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:21,720 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:21,721 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:21,721 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:21,721 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:25:21,729 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:21,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21 WrapperNode [2023-11-23 20:25:21,730 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:21,731 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:21,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:21,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:21,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21" (1/1) ... [2023-11-23 20:25:21,801 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21" (1/1) ... [2023-11-23 20:25:21,838 INFO L138 Inliner]: procedures = 505, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 61 [2023-11-23 20:25:21,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:21,839 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:21,839 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:21,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:21,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21" (1/1) ... [2023-11-23 20:25:21,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21" (1/1) ... [2023-11-23 20:25:21,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21" (1/1) ... [2023-11-23 20:25:21,865 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21" (1/1) ... [2023-11-23 20:25:21,879 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21" (1/1) ... [2023-11-23 20:25:21,892 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21" (1/1) ... [2023-11-23 20:25:21,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21" (1/1) ... [2023-11-23 20:25:21,909 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21" (1/1) ... [2023-11-23 20:25:21,913 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:21,914 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:21,915 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:21,915 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:21,916 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:21" (1/1) ... [2023-11-23 20:25:21,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:21,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:21,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:21,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:25:22,013 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:25:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:25:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:22,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:22,014 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:25:22,198 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:22,201 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:22,363 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:22,433 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:22,434 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:25:22,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:22 BoogieIcfgContainer [2023-11-23 20:25:22,436 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:22,436 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:22,437 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:22,447 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:22,448 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:22" (1/1) ... [2023-11-23 20:25:22,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:25:22,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:22,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-23 20:25:22,516 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-23 20:25:22,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:25:22,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:22,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:22,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:25:22,528 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:25:22,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:25:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:22,787 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:25:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:22,941 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:25:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:25:22,985 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:25:22,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:25:22,993 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 20:25:23,024 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated [2023-11-23 20:25:23,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:25:23 ImpRootNode [2023-11-23 20:25:23,032 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:25:23,036 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:25:23,036 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:25:23,036 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:25:23,037 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:22" (3/4) ... [2023-11-23 20:25:23,038 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 20:25:23,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated [2023-11-23 20:25:23,112 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:25:23,112 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:25:23,114 INFO L158 Benchmark]: Toolchain (without parser) took 3237.86ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 51.8MB in the beginning and 55.6MB in the end (delta: -3.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-23 20:25:23,114 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 79.7MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:23,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1852.29ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 51.6MB in the beginning and 63.3MB in the end (delta: -11.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-11-23 20:25:23,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.04ms. Allocated memory is still 109.1MB. Free memory was 63.3MB in the beginning and 60.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:23,116 INFO L158 Benchmark]: Boogie Preprocessor took 74.52ms. Allocated memory is still 109.1MB. Free memory was 60.3MB in the beginning and 58.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:23,116 INFO L158 Benchmark]: RCFGBuilder took 521.32ms. Allocated memory is still 109.1MB. Free memory was 58.2MB in the beginning and 73.3MB in the end (delta: -15.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 20:25:23,117 INFO L158 Benchmark]: CodeCheck took 596.08ms. Allocated memory is still 109.1MB. Free memory was 73.3MB in the beginning and 57.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:25:23,117 INFO L158 Benchmark]: Witness Printer took 76.65ms. Allocated memory is still 109.1MB. Free memory was 57.7MB in the beginning and 55.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:23,125 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 6 NumberOfCodeBlocks, 6 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: 1575]: 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); [L1548] int CWE191_Integer_Underflow__int_rand_postdec_68_badData; [L1549] int CWE191_Integer_Underflow__int_rand_postdec_68_goodG2BData; [L1563] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_rand_postdec_68_badData=0, CWE191_Integer_Underflow__int_rand_postdec_68_goodG2BData=0, 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) [L1563] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_rand_postdec_68_badData=0, CWE191_Integer_Underflow__int_rand_postdec_68_goodG2BData=0, 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] [L1564] CALL CWE191_Integer_Underflow__int_rand_postdec_68_bad() [L1554] int data; [L1555] data = 0 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] CWE191_Integer_Underflow__int_rand_postdec_68_badData = data [L1558] CALL CWE191_Integer_Underflow__int_rand_postdec_68b_badSink() [L1573] int data = CWE191_Integer_Underflow__int_rand_postdec_68_badData; [L1575] data-- VAL [CWE191_Integer_Underflow__int_rand_postdec_68_badData=-2147483648, CWE191_Integer_Underflow__int_rand_postdec_68_goodG2BData=0, 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 0.37ms. Allocated memory is still 79.7MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1852.29ms. Allocated memory was 79.7MB in the beginning and 109.1MB in the end (delta: 29.4MB). Free memory was 51.6MB in the beginning and 63.3MB in the end (delta: -11.7MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.04ms. Allocated memory is still 109.1MB. Free memory was 63.3MB in the beginning and 60.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.52ms. Allocated memory is still 109.1MB. Free memory was 60.3MB in the beginning and 58.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 521.32ms. Allocated memory is still 109.1MB. Free memory was 58.2MB in the beginning and 73.3MB in the end (delta: -15.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 596.08ms. Allocated memory is still 109.1MB. Free memory was 73.3MB in the beginning and 57.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 76.65ms. Allocated memory is still 109.1MB. Free memory was 57.7MB in the beginning and 55.6MB 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~post105 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-23 20:25:23,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73b3a15d-58fa-47b5-88a6-22a996a13c52/bin/ukojak-verify-1t5iHCbJaC/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)