./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_08_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/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_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/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_009461cd-1f34-40bf-91d7-27dc48b955d9/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 272a8c027e707f809e4c515f57b9728267430a4f523307b5a4b07078f140f1e5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:46:02,430 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:46:02,493 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 01:46:02,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:46:02,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:46:02,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:46:02,523 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:46:02,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:46:02,525 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:46:02,525 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:46:02,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:46:02,526 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:46:02,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:46:02,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:46:02,528 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:46:02,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:46:02,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:46:02,529 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:46:02,530 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:46:02,530 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:46:02,531 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:46:02,532 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:46:02,532 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:46:02,533 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:46:02,533 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:46:02,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:02,534 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:46:02,534 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:46:02,535 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:46:02,535 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:46:02,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:46:02,536 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:46:02,536 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_009461cd-1f34-40bf-91d7-27dc48b955d9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 272a8c027e707f809e4c515f57b9728267430a4f523307b5a4b07078f140f1e5 [2023-12-03 01:46:02,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:46:02,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:46:02,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:46:02,780 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:46:02,781 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:46:02,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_08_bad.i [2023-12-03 01:46:05,452 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:46:05,746 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:46:05,747 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_08_bad.i [2023-12-03 01:46:05,768 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/data/cba41432a/f54297b0eb384f14a6de09f87179206c/FLAGb8b73da9e [2023-12-03 01:46:05,780 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/data/cba41432a/f54297b0eb384f14a6de09f87179206c [2023-12-03 01:46:05,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:46:05,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:46:05,785 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:05,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:46:05,789 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:46:05,789 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:05" (1/1) ... [2023-12-03 01:46:05,790 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b72358d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:05, skipping insertion in model container [2023-12-03 01:46:05,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:05" (1/1) ... [2023-12-03 01:46:05,847 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:46:06,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:06,577 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:46:06,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:06,782 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:06,782 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:06,782 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:06,782 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:06,790 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:46:06,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06 WrapperNode [2023-12-03 01:46:06,790 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:06,791 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:06,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:46:06,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:46:06,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06" (1/1) ... [2023-12-03 01:46:06,823 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06" (1/1) ... [2023-12-03 01:46:06,848 INFO L138 Inliner]: procedures = 500, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2023-12-03 01:46:06,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:06,850 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:46:06,850 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:46:06,850 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:46:06,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06" (1/1) ... [2023-12-03 01:46:06,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06" (1/1) ... [2023-12-03 01:46:06,863 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06" (1/1) ... [2023-12-03 01:46:06,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06" (1/1) ... [2023-12-03 01:46:06,870 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06" (1/1) ... [2023-12-03 01:46:06,872 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06" (1/1) ... [2023-12-03 01:46:06,874 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06" (1/1) ... [2023-12-03 01:46:06,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06" (1/1) ... [2023-12-03 01:46:06,878 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:46:06,879 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:46:06,879 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:46:06,880 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:46:06,881 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:06" (1/1) ... [2023-12-03 01:46:06,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:06,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:46:06,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:46:06,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:46:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 01:46:06,938 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 01:46:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:46:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:46:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:46:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:46:06,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:46:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2023-12-03 01:46:06,939 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2023-12-03 01:46:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:46:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 01:46:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:46:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:46:07,064 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:46:07,066 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:46:07,176 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:46:07,221 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:46:07,222 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:46:07,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:07 BoogieIcfgContainer [2023-12-03 01:46:07,224 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:46:07,225 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:46:07,225 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:46:07,235 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:46:07,235 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:07" (1/1) ... [2023-12-03 01:46:07,242 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:46:07,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:07,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-12-03 01:46:07,286 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-12-03 01:46:07,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 01:46:07,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:07,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:46:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:07,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:46:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:07,565 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:46:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:07,616 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:46:07,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet106 [2023-12-03 01:46:07,662 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret98 could not be translated [2023-12-03 01:46:07,663 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret101 could not be translated [2023-12-03 01:46:07,664 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-12-03 01:46:07,664 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-12-03 01:46:07,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:46:07 ImpRootNode [2023-12-03 01:46:07,673 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:46:07,677 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:46:07,678 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:46:07,678 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:46:07,678 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:07" (3/4) ... [2023-12-03 01:46:07,683 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:46:07,684 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:46:07,686 INFO L158 Benchmark]: Toolchain (without parser) took 1901.80ms. Allocated memory is still 157.3MB. Free memory was 109.6MB in the beginning and 106.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2023-12-03 01:46:07,687 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory was 77.8MB in the beginning and 77.8MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:07,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1006.16ms. Allocated memory is still 157.3MB. Free memory was 109.1MB in the beginning and 84.7MB in the end (delta: 24.4MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-12-03 01:46:07,689 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.80ms. Allocated memory is still 157.3MB. Free memory was 84.7MB in the beginning and 81.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:46:07,689 INFO L158 Benchmark]: Boogie Preprocessor took 28.65ms. Allocated memory is still 157.3MB. Free memory was 81.3MB in the beginning and 80.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:07,690 INFO L158 Benchmark]: RCFGBuilder took 344.58ms. Allocated memory is still 157.3MB. Free memory was 80.1MB in the beginning and 64.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 01:46:07,691 INFO L158 Benchmark]: CodeCheck took 449.01ms. Allocated memory is still 157.3MB. Free memory was 64.6MB in the beginning and 106.7MB in the end (delta: -42.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:07,692 INFO L158 Benchmark]: Witness Printer took 7.10ms. Allocated memory is still 157.3MB. Free memory was 106.7MB in the beginning and 106.7MB in the end (delta: 2.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:07,695 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 20 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, 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: 1567]: 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 1576. 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); [L1576] 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) [L1576] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:40}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1577] CALL CWE191_Integer_Underflow__int_fscanf_predec_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={2439:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={2439:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={2439:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] COND TRUE staticReturnsTrue() [L1567] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={2439:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={2439:0}, 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 0.19ms. Allocated memory is still 109.1MB. Free memory was 77.8MB in the beginning and 77.8MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1006.16ms. Allocated memory is still 157.3MB. Free memory was 109.1MB in the beginning and 84.7MB in the end (delta: 24.4MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.80ms. Allocated memory is still 157.3MB. Free memory was 84.7MB in the beginning and 81.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.65ms. Allocated memory is still 157.3MB. Free memory was 81.3MB in the beginning and 80.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 344.58ms. Allocated memory is still 157.3MB. Free memory was 80.1MB in the beginning and 64.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 449.01ms. Allocated memory is still 157.3MB. Free memory was 64.6MB in the beginning and 106.7MB in the end (delta: -42.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.10ms. Allocated memory is still 157.3MB. Free memory was 106.7MB in the beginning and 106.7MB in the end (delta: 2.7kB). 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: unknown boogie variable #t~nondet106 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 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 01:46:07,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/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_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/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_009461cd-1f34-40bf-91d7-27dc48b955d9/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 272a8c027e707f809e4c515f57b9728267430a4f523307b5a4b07078f140f1e5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:46:09,620 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:46:09,700 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 01:46:09,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:46:09,733 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:46:09,734 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:46:09,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:46:09,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:46:09,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:46:09,737 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:46:09,737 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:46:09,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:46:09,738 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:46:09,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:46:09,739 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:46:09,740 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:46:09,741 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:46:09,741 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:46:09,742 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:46:09,742 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:46:09,743 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:46:09,744 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:46:09,744 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:46:09,745 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:46:09,745 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:46:09,746 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:46:09,746 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:46:09,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:09,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:46:09,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:46:09,748 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:46:09,748 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:46:09,749 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:46:09,749 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:46:09,749 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:46:09,749 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:46:09,750 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_009461cd-1f34-40bf-91d7-27dc48b955d9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 272a8c027e707f809e4c515f57b9728267430a4f523307b5a4b07078f140f1e5 [2023-12-03 01:46:10,032 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:46:10,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:46:10,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:46:10,057 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:46:10,057 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:46:10,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_08_bad.i [2023-12-03 01:46:12,833 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:46:13,166 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:46:13,167 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_08_bad.i [2023-12-03 01:46:13,188 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/data/c09053fe0/94229b72448f454ebd729bc50792d097/FLAG06b875957 [2023-12-03 01:46:13,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/data/c09053fe0/94229b72448f454ebd729bc50792d097 [2023-12-03 01:46:13,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:46:13,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:46:13,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:13,206 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:46:13,211 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:46:13,212 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:13" (1/1) ... [2023-12-03 01:46:13,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fb89f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:13, skipping insertion in model container [2023-12-03 01:46:13,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:13" (1/1) ... [2023-12-03 01:46:13,274 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:46:14,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:14,071 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:46:14,156 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:14,260 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:14,260 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:14,260 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:14,261 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:14,267 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:46:14,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14 WrapperNode [2023-12-03 01:46:14,267 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:14,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:14,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:46:14,269 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:46:14,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,303 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,327 INFO L138 Inliner]: procedures = 505, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-12-03 01:46:14,328 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:14,329 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:46:14,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:46:14,329 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:46:14,336 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,340 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,341 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,351 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,356 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,358 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,363 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:46:14,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:46:14,364 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:46:14,364 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:46:14,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:14,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:46:14,392 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:46:14,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:46:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 01:46:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 01:46:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:46:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:46:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:46:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:46:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:46:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:46:14,424 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2023-12-03 01:46:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2023-12-03 01:46:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:46:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:46:14,425 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 01:46:14,584 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:46:14,586 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:46:14,724 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:46:14,765 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:46:14,765 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:46:14,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:14 BoogieIcfgContainer [2023-12-03 01:46:14,767 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:46:14,768 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:46:14,768 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:46:14,776 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:46:14,776 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:14" (1/1) ... [2023-12-03 01:46:14,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 01:46:14,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:46:14,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-12-03 01:46:14,829 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-12-03 01:46:14,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 01:46:14,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:46:14,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 01:46:14,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 01:46:14,837 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 01:46:14,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 01:46:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:15,037 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:46:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:15,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 01:46:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 01:46:15,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 01:46:15,331 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-03 01:46:15,355 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet104 [2023-12-03 01:46:15,361 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated [2023-12-03 01:46:15,362 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret99 could not be translated [2023-12-03 01:46:15,362 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-12-03 01:46:15,363 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-12-03 01:46:15,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:46:15 ImpRootNode [2023-12-03 01:46:15,367 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 01:46:15,368 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 01:46:15,368 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 01:46:15,368 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 01:46:15,369 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:14" (3/4) ... [2023-12-03 01:46:15,371 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 01:46:15,372 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 01:46:15,373 INFO L158 Benchmark]: Toolchain (without parser) took 2168.05ms. Allocated memory is still 96.5MB. Free memory was 70.0MB in the beginning and 35.5MB in the end (delta: 34.4MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2023-12-03 01:46:15,373 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 67.1MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:15,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1061.52ms. Allocated memory is still 96.5MB. Free memory was 69.4MB in the beginning and 42.5MB in the end (delta: 26.9MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2023-12-03 01:46:15,374 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.85ms. Allocated memory is still 96.5MB. Free memory was 42.5MB in the beginning and 39.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:46:15,375 INFO L158 Benchmark]: Boogie Preprocessor took 34.91ms. Allocated memory is still 96.5MB. Free memory was 39.3MB in the beginning and 37.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:46:15,375 INFO L158 Benchmark]: RCFGBuilder took 403.06ms. Allocated memory is still 96.5MB. Free memory was 37.2MB in the beginning and 55.9MB in the end (delta: -18.7MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2023-12-03 01:46:15,376 INFO L158 Benchmark]: CodeCheck took 599.46ms. Allocated memory is still 96.5MB. Free memory was 55.9MB in the beginning and 36.3MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 01:46:15,377 INFO L158 Benchmark]: Witness Printer took 3.85ms. Allocated memory is still 96.5MB. Free memory was 36.3MB in the beginning and 35.5MB in the end (delta: 820.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:46:15,380 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, 0.1s 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: 1567]: 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 1576. 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); [L1576] 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) [L1576] 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] [L1577] CALL CWE191_Integer_Underflow__int_fscanf_predec_08_bad() [L1558] int data; [L1559] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1560] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE staticReturnsTrue() [L1564] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; [L1564] RET staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1564] COND TRUE staticReturnsTrue() [L1567] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={5:0}, 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 0.19ms. Allocated memory is still 67.1MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1061.52ms. Allocated memory is still 96.5MB. Free memory was 69.4MB in the beginning and 42.5MB in the end (delta: 26.9MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.85ms. Allocated memory is still 96.5MB. Free memory was 42.5MB in the beginning and 39.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.91ms. Allocated memory is still 96.5MB. Free memory was 39.3MB in the beginning and 37.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.06ms. Allocated memory is still 96.5MB. Free memory was 37.2MB in the beginning and 55.9MB in the end (delta: -18.7MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * CodeCheck took 599.46ms. Allocated memory is still 96.5MB. Free memory was 55.9MB in the beginning and 36.3MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 3.85ms. Allocated memory is still 96.5MB. Free memory was 36.3MB in the beginning and 35.5MB in the end (delta: 820.4kB). 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: unknown boogie variable #t~nondet104 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 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 01:46:15,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_009461cd-1f34-40bf-91d7-27dc48b955d9/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample