./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9 --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 0140cc69a6256ac26027db947b95b32178c374a89491bc7a07858bc16d27e9a4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:35:00,299 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:35:00,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 04:35:00,379 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:35:00,379 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:35:00,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:35:00,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:35:00,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:35:00,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:35:00,408 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:35:00,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:35:00,409 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:35:00,410 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:35:00,410 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:35:00,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:35:00,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:35:00,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:35:00,412 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:35:00,413 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:35:00,414 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:35:00,414 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:35:00,415 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:35:00,416 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:35:00,416 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:35:00,417 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:35:00,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:35:00,418 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:35:00,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:35:00,419 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:35:00,419 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:35:00,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:35:00,420 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:35:00,421 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_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0140cc69a6256ac26027db947b95b32178c374a89491bc7a07858bc16d27e9a4 [2023-12-03 04:35:00,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:35:00,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:35:00,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:35:00,712 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:35:00,713 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:35:00,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i [2023-12-03 04:35:03,723 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:35:04,071 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:35:04,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i [2023-12-03 04:35:04,098 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/data/87bf834c6/786211f1efb24b86becc40af8f218b21/FLAG286342906 [2023-12-03 04:35:04,113 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/data/87bf834c6/786211f1efb24b86becc40af8f218b21 [2023-12-03 04:35:04,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:35:04,116 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:35:04,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:35:04,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:35:04,123 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:35:04,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:35:04" (1/1) ... [2023-12-03 04:35:04,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42e02274 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:04, skipping insertion in model container [2023-12-03 04:35:04,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:35:04" (1/1) ... [2023-12-03 04:35:04,188 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:35:05,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:35:05,045 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:35:05,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:35:05,309 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:05,309 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:05,310 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:05,310 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:05,319 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:35:05,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05 WrapperNode [2023-12-03 04:35:05,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:35:05,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:35:05,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:35:05,321 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:35:05,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,357 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,382 INFO L138 Inliner]: procedures = 498, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 52 [2023-12-03 04:35:05,383 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:35:05,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:35:05,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:35:05,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:35:05,394 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,398 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,398 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,406 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,409 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,412 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:35:05,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:35:05,412 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:35:05,412 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:35:05,413 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:35:05,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:35:05,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:35:05,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:35:05,491 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:35:05,491 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:35:05,491 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2023-12-03 04:35:05,492 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2023-12-03 04:35:05,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:35:05,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:35:05,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:35:05,492 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:35:05,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:35:05,652 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:35:05,654 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:35:05,767 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:35:05,819 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:35:05,819 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:35:05,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:35:05 BoogieIcfgContainer [2023-12-03 04:35:05,821 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:35:05,822 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:35:05,822 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:35:05,832 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:35:05,832 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:35:05" (1/1) ... [2023-12-03 04:35:05,842 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:35:05,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-12-03 04:35:05,899 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-12-03 04:35:05,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:35:05,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:05,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:35:06,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:35:06,036 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:35:06,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:35:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:35:06,152 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:35:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:35:06,194 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 04:35:06,224 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet102 [2023-12-03 04:35:06,228 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret98 could not be translated [2023-12-03 04:35:06,230 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret99 could not be translated [2023-12-03 04:35:06,230 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated [2023-12-03 04:35:06,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:35:06 ImpRootNode [2023-12-03 04:35:06,235 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:35:06,236 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:35:06,236 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:35:06,236 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:35:06,237 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:35:05" (3/4) ... [2023-12-03 04:35:06,239 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:35:06,240 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:35:06,242 INFO L158 Benchmark]: Toolchain (without parser) took 2124.85ms. Allocated memory is still 169.9MB. Free memory was 129.8MB in the beginning and 72.3MB in the end (delta: 57.5MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2023-12-03 04:35:06,242 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory was 78.9MB in the beginning and 78.9MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:35:06,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1202.08ms. Allocated memory is still 169.9MB. Free memory was 129.8MB in the beginning and 108.0MB in the end (delta: 21.8MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. [2023-12-03 04:35:06,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.98ms. Allocated memory is still 169.9MB. Free memory was 108.0MB in the beginning and 105.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:35:06,245 INFO L158 Benchmark]: Boogie Preprocessor took 28.61ms. Allocated memory is still 169.9MB. Free memory was 105.0MB in the beginning and 103.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:35:06,245 INFO L158 Benchmark]: RCFGBuilder took 409.05ms. Allocated memory is still 169.9MB. Free memory was 103.8MB in the beginning and 90.0MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:35:06,246 INFO L158 Benchmark]: CodeCheck took 412.83ms. Allocated memory is still 169.9MB. Free memory was 90.0MB in the beginning and 72.3MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 04:35:06,247 INFO L158 Benchmark]: Witness Printer took 4.95ms. Allocated memory is still 169.9MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:35:06,251 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 3 procedures, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 15 NumberOfCodeBlocks, 15 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 large string literal at line 1568. 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); [L1568] 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) [L1568] RET printLine("Calling bad()...") VAL [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] [L1569] CALL CWE191_Integer_Underflow__int_min_postdec_11_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [L1554] data = (-0x7fffffff - 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] [L1556] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1556] RET globalReturnsTrue() 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] [L1556] COND TRUE globalReturnsTrue() [L1559] data-- 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 0.20ms. Allocated memory is still 109.1MB. Free memory was 78.9MB in the beginning and 78.9MB in the end (delta: 27.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1202.08ms. Allocated memory is still 169.9MB. Free memory was 129.8MB in the beginning and 108.0MB in the end (delta: 21.8MB). Peak memory consumption was 42.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.98ms. Allocated memory is still 169.9MB. Free memory was 108.0MB in the beginning and 105.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.61ms. Allocated memory is still 169.9MB. Free memory was 105.0MB in the beginning and 103.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 409.05ms. Allocated memory is still 169.9MB. Free memory was 103.8MB in the beginning and 90.0MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 412.83ms. Allocated memory is still 169.9MB. Free memory was 90.0MB in the beginning and 72.3MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 4.95ms. Allocated memory is still 169.9MB. Free memory is still 72.3MB. 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: unknown boogie variable #t~nondet102 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post100 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 [2023-12-03 04:35:06,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/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_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9 --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 0140cc69a6256ac26027db947b95b32178c374a89491bc7a07858bc16d27e9a4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:35:08,451 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:35:08,531 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 04:35:08,567 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:35:08,568 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:35:08,569 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:35:08,570 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:35:08,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:35:08,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:35:08,572 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:35:08,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:35:08,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:35:08,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:35:08,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:35:08,575 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:35:08,576 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:35:08,577 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:35:08,577 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:35:08,578 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:35:08,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:35:08,579 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:35:08,580 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:35:08,580 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:35:08,581 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:35:08,581 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:35:08,582 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:35:08,582 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:35:08,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:35:08,583 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:35:08,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:35:08,584 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:35:08,584 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:35:08,584 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:35:08,585 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:35:08,585 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:35:08,585 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:35:08,586 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_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0140cc69a6256ac26027db947b95b32178c374a89491bc7a07858bc16d27e9a4 [2023-12-03 04:35:08,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:35:08,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:35:08,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:35:08,983 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:35:08,984 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:35:08,985 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i [2023-12-03 04:35:12,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:35:12,699 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:35:12,699 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_11_bad.i [2023-12-03 04:35:12,725 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/data/a6e6036d6/c24d0ca3a9184a37bce5cd997b93a2d9/FLAG29eeba33b [2023-12-03 04:35:12,741 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/data/a6e6036d6/c24d0ca3a9184a37bce5cd997b93a2d9 [2023-12-03 04:35:12,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:35:12,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:35:12,747 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:35:12,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:35:12,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:35:12,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:35:12" (1/1) ... [2023-12-03 04:35:12,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22d30970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:12, skipping insertion in model container [2023-12-03 04:35:12,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:35:12" (1/1) ... [2023-12-03 04:35:12,811 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:35:13,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:35:13,699 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:35:13,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:35:13,983 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:13,983 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:13,983 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:13,984 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:35:13,990 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:35:13,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13 WrapperNode [2023-12-03 04:35:13,991 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:35:13,992 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:35:13,992 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:35:13,992 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:35:13,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13" (1/1) ... [2023-12-03 04:35:14,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13" (1/1) ... [2023-12-03 04:35:14,059 INFO L138 Inliner]: procedures = 503, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 50 [2023-12-03 04:35:14,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:35:14,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:35:14,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:35:14,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:35:14,069 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13" (1/1) ... [2023-12-03 04:35:14,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13" (1/1) ... [2023-12-03 04:35:14,074 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13" (1/1) ... [2023-12-03 04:35:14,075 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13" (1/1) ... [2023-12-03 04:35:14,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13" (1/1) ... [2023-12-03 04:35:14,088 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13" (1/1) ... [2023-12-03 04:35:14,092 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13" (1/1) ... [2023-12-03 04:35:14,094 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13" (1/1) ... [2023-12-03 04:35:14,099 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:35:14,100 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:35:14,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:35:14,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:35:14,101 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:35:13" (1/1) ... [2023-12-03 04:35:14,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:35:14,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:35:14,143 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:35:14,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:35:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:35:14,179 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:35:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2023-12-03 04:35:14,179 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2023-12-03 04:35:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:35:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:35:14,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:35:14,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:35:14,180 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:35:14,353 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:35:14,355 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:35:14,487 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:35:14,540 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:35:14,541 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:35:14,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:35:14 BoogieIcfgContainer [2023-12-03 04:35:14,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:35:14,544 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:35:14,544 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:35:14,556 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:35:14,556 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:35:14" (1/1) ... [2023-12-03 04:35:14,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:35:14,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:35:14,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-12-03 04:35:14,634 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-12-03 04:35:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:35:14,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:35:14,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:35:14,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:35:14,643 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:35:14,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:35:14,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:35:14,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:35:14,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:35:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:35:15,013 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:35:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:35:15,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:35:15,064 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 04:35:15,091 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet100 [2023-12-03 04:35:15,096 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated [2023-12-03 04:35:15,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret97 could not be translated [2023-12-03 04:35:15,097 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post98 could not be translated [2023-12-03 04:35:15,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:35:15 ImpRootNode [2023-12-03 04:35:15,101 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:35:15,102 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:35:15,102 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:35:15,102 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:35:15,103 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:35:14" (3/4) ... [2023-12-03 04:35:15,105 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:35:15,107 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:35:15,108 INFO L158 Benchmark]: Toolchain (without parser) took 2361.88ms. Allocated memory was 69.2MB in the beginning and 121.6MB in the end (delta: 52.4MB). Free memory was 42.1MB in the beginning and 81.3MB in the end (delta: -39.2MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-12-03 04:35:15,108 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 69.2MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:35:15,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1244.24ms. Allocated memory was 69.2MB in the beginning and 121.6MB in the end (delta: 52.4MB). Free memory was 41.7MB in the beginning and 78.9MB in the end (delta: -37.1MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2023-12-03 04:35:15,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.37ms. Allocated memory is still 121.6MB. Free memory was 78.9MB in the beginning and 76.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:35:15,110 INFO L158 Benchmark]: Boogie Preprocessor took 39.63ms. Allocated memory is still 121.6MB. Free memory was 76.0MB in the beginning and 74.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:35:15,111 INFO L158 Benchmark]: RCFGBuilder took 442.97ms. Allocated memory is still 121.6MB. Free memory was 74.0MB in the beginning and 58.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 04:35:15,112 INFO L158 Benchmark]: CodeCheck took 557.32ms. Allocated memory is still 121.6MB. Free memory was 58.0MB in the beginning and 81.3MB in the end (delta: -23.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:35:15,112 INFO L158 Benchmark]: Witness Printer took 4.76ms. Allocated memory is still 121.6MB. Free memory was 81.3MB in the beginning and 81.3MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:35:15,116 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 3 procedures, 19 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, 14 NumberOfCodeBlocks, 14 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 large string literal at line 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE191_Integer_Underflow__int_min_postdec_11_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1552] RET globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [L1554] data = (-0x7fffffff - 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] [L1556] CALL globalReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1512] return 1; [L1556] RET globalReturnsTrue() 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] [L1556] COND TRUE globalReturnsTrue() [L1559] data-- 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 0.34ms. Allocated memory is still 69.2MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1244.24ms. Allocated memory was 69.2MB in the beginning and 121.6MB in the end (delta: 52.4MB). Free memory was 41.7MB in the beginning and 78.9MB in the end (delta: -37.1MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.37ms. Allocated memory is still 121.6MB. Free memory was 78.9MB in the beginning and 76.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.63ms. Allocated memory is still 121.6MB. Free memory was 76.0MB in the beginning and 74.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 442.97ms. Allocated memory is still 121.6MB. Free memory was 74.0MB in the beginning and 58.0MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 557.32ms. Allocated memory is still 121.6MB. Free memory was 58.0MB in the beginning and 81.3MB in the end (delta: -23.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.76ms. Allocated memory is still 121.6MB. Free memory was 81.3MB in the beginning and 81.3MB in the end (delta: 2.6kB). 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: unknown boogie variable #t~nondet100 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret97 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post98 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 [2023-12-03 04:35:15,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0477d94a-64a4-485e-ae0e-2657ae992636/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample