./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_11_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_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/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_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/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_4583ee41-e23b-43a7-8788-1907d0650471/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 1dae10c6be46aa9c2cc58a0f3ff3308b9820e07be30f16ab0442d35552dce0c3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:01:21,390 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:01:21,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 23:01:21,459 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:01:21,460 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:01:21,483 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:01:21,484 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:01:21,484 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:01:21,485 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:01:21,485 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:01:21,486 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:01:21,486 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:01:21,487 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:01:21,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:01:21,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:01:21,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:01:21,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:01:21,489 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:01:21,490 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:01:21,490 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:01:21,491 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:01:21,492 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:01:21,492 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:01:21,493 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:01:21,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:01:21,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:01:21,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:01:21,494 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:01:21,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:01:21,495 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:01:21,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:01:21,496 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:01:21,496 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_4583ee41-e23b-43a7-8788-1907d0650471/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dae10c6be46aa9c2cc58a0f3ff3308b9820e07be30f16ab0442d35552dce0c3 [2023-12-02 23:01:21,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:01:21,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:01:21,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:01:21,740 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:01:21,741 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:01:21,742 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_11_bad.i [2023-12-02 23:01:24,511 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:01:24,790 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:01:24,791 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_11_bad.i [2023-12-02 23:01:24,814 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/data/0cd20384b/80736a34efc348bfa32e6ad6b6392221/FLAG9f901d59b [2023-12-02 23:01:24,826 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/data/0cd20384b/80736a34efc348bfa32e6ad6b6392221 [2023-12-02 23:01:24,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:01:24,829 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:01:24,830 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:01:24,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:01:24,834 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:01:24,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:01:24" (1/1) ... [2023-12-02 23:01:24,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce9241f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:24, skipping insertion in model container [2023-12-02 23:01:24,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:01:24" (1/1) ... [2023-12-02 23:01:24,889 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:01:25,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:01:25,565 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:01:25,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:01:25,776 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:01:25,776 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:01:25,776 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:01:25,776 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:01:25,784 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:01:25,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25 WrapperNode [2023-12-02 23:01:25,785 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:01:25,786 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:01:25,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:01:25,786 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:01:25,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25" (1/1) ... [2023-12-02 23:01:25,819 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25" (1/1) ... [2023-12-02 23:01:25,845 INFO L138 Inliner]: procedures = 498, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2023-12-02 23:01:25,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:01:25,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:01:25,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:01:25,846 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:01:25,856 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25" (1/1) ... [2023-12-02 23:01:25,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25" (1/1) ... [2023-12-02 23:01:25,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25" (1/1) ... [2023-12-02 23:01:25,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25" (1/1) ... [2023-12-02 23:01:25,866 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25" (1/1) ... [2023-12-02 23:01:25,868 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25" (1/1) ... [2023-12-02 23:01:25,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25" (1/1) ... [2023-12-02 23:01:25,872 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25" (1/1) ... [2023-12-02 23:01:25,875 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:01:25,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:01:25,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:01:25,876 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:01:25,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:25" (1/1) ... [2023-12-02 23:01:25,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:01:25,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:01:25,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:01:25,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:01:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 23:01:25,934 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 23:01:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2023-12-02 23:01:25,934 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2023-12-02 23:01:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:01:25,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:01:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:01:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:01:25,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:01:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:01:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 23:01:25,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:01:25,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:01:26,069 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:01:26,071 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:01:26,195 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:01:26,244 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:01:26,244 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 23:01:26,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:01:26 BoogieIcfgContainer [2023-12-02 23:01:26,246 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:01:26,247 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:01:26,248 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:01:26,255 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:01:26,256 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:01:26" (1/1) ... [2023-12-02 23:01:26,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:01:26,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:01:26,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-12-02 23:01:26,312 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-12-02 23:01:26,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:01:26,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:01:26,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:01:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:01:26,453 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:01:26,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:01:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:01:26,576 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:01:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:01:26,617 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 23:01:26,642 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet104 [2023-12-02 23:01:26,646 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret98 could not be translated [2023-12-02 23:01:26,647 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret101 could not be translated [2023-12-02 23:01:26,647 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-12-02 23:01:26,647 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-12-02 23:01:26,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:01:26 ImpRootNode [2023-12-02 23:01:26,652 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:01:26,653 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:01:26,653 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:01:26,653 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:01:26,654 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:01:26" (3/4) ... [2023-12-02 23:01:26,656 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:01:26,657 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:01:26,658 INFO L158 Benchmark]: Toolchain (without parser) took 1828.79ms. Allocated memory was 151.0MB in the beginning and 192.9MB in the end (delta: 41.9MB). Free memory was 109.3MB in the beginning and 113.4MB in the end (delta: -4.2MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2023-12-02 23:01:26,659 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 94.4MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:01:26,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 954.75ms. Allocated memory was 151.0MB in the beginning and 192.9MB in the end (delta: 41.9MB). Free memory was 108.6MB in the beginning and 154.3MB in the end (delta: -45.7MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2023-12-02 23:01:26,660 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.83ms. Allocated memory is still 192.9MB. Free memory was 154.3MB in the beginning and 151.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:01:26,661 INFO L158 Benchmark]: Boogie Preprocessor took 29.35ms. Allocated memory is still 192.9MB. Free memory was 151.2MB in the beginning and 150.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:01:26,661 INFO L158 Benchmark]: RCFGBuilder took 370.72ms. Allocated memory is still 192.9MB. Free memory was 150.1MB in the beginning and 134.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 23:01:26,662 INFO L158 Benchmark]: CodeCheck took 405.17ms. Allocated memory is still 192.9MB. Free memory was 134.4MB in the beginning and 113.4MB in the end (delta: 21.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 23:01:26,663 INFO L158 Benchmark]: Witness Printer took 4.13ms. Allocated memory is still 192.9MB. Free memory was 113.4MB in the beginning and 113.4MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:01:26,667 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 1567. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=14, argc=14, argv={13:19}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_fscanf_sub_11_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={28102:0}, 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={28102:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [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={28102:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalReturnsTrue() [L1559] EXPR \read(data) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={28102:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data={28102:0}, 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 0.18ms. Allocated memory is still 94.4MB. Free memory is still 44.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 954.75ms. Allocated memory was 151.0MB in the beginning and 192.9MB in the end (delta: 41.9MB). Free memory was 108.6MB in the beginning and 154.3MB in the end (delta: -45.7MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.83ms. Allocated memory is still 192.9MB. Free memory was 154.3MB in the beginning and 151.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.35ms. Allocated memory is still 192.9MB. Free memory was 151.2MB in the beginning and 150.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 370.72ms. Allocated memory is still 192.9MB. Free memory was 150.1MB in the beginning and 134.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 405.17ms. Allocated memory is still 192.9MB. Free memory was 134.4MB in the beginning and 113.4MB in the end (delta: 21.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 4.13ms. Allocated memory is still 192.9MB. Free memory was 113.4MB in the beginning and 113.4MB in the end (delta: 2.0kB). 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~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 [2023-12-02 23:01:26,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/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_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/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_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_11_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/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_4583ee41-e23b-43a7-8788-1907d0650471/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 1dae10c6be46aa9c2cc58a0f3ff3308b9820e07be30f16ab0442d35552dce0c3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:01:28,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:01:28,624 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-02 23:01:28,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:01:28,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:01:28,654 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:01:28,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:01:28,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:01:28,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:01:28,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:01:28,657 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:01:28,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:01:28,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:01:28,658 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:01:28,659 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:01:28,659 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:01:28,660 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:01:28,660 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:01:28,661 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:01:28,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:01:28,662 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:01:28,663 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:01:28,663 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:01:28,664 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:01:28,664 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:01:28,664 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:01:28,665 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:01:28,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:01:28,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:01:28,666 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:01:28,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:01:28,667 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:01:28,667 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:01:28,668 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:01:28,668 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:01:28,668 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:01:28,668 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_4583ee41-e23b-43a7-8788-1907d0650471/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dae10c6be46aa9c2cc58a0f3ff3308b9820e07be30f16ab0442d35552dce0c3 [2023-12-02 23:01:28,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:01:28,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:01:28,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:01:28,972 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:01:28,972 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:01:28,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_11_bad.i [2023-12-02 23:01:31,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:01:32,087 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:01:32,088 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_sub_11_bad.i [2023-12-02 23:01:32,108 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/data/f1b3221e6/dab5486c59c447b79ced17d77b5ce59c/FLAG4d6b0c1ee [2023-12-02 23:01:32,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/data/f1b3221e6/dab5486c59c447b79ced17d77b5ce59c [2023-12-02 23:01:32,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:01:32,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:01:32,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:01:32,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:01:32,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:01:32,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:01:32" (1/1) ... [2023-12-02 23:01:32,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e193e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:32, skipping insertion in model container [2023-12-02 23:01:32,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:01:32" (1/1) ... [2023-12-02 23:01:32,182 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:01:32,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:01:32,981 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:01:33,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:01:33,189 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:01:33,189 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:01:33,189 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:01:33,189 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:01:33,197 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:01:33,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33 WrapperNode [2023-12-02 23:01:33,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:01:33,198 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:01:33,198 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:01:33,199 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:01:33,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,233 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,256 INFO L138 Inliner]: procedures = 503, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-12-02 23:01:33,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:01:33,258 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:01:33,258 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:01:33,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:01:33,267 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,272 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,272 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,282 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,289 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:01:33,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:01:33,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:01:33,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:01:33,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:01:33,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:01:33,325 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:01:33,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:01:33,359 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 23:01:33,359 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 23:01:33,359 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2023-12-02 23:01:33,359 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2023-12-02 23:01:33,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:01:33,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:01:33,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:01:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:01:33,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:01:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:01:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:01:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:01:33,360 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 23:01:33,508 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:01:33,511 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:01:33,650 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:01:33,696 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:01:33,696 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 23:01:33,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:01:33 BoogieIcfgContainer [2023-12-02 23:01:33,698 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:01:33,699 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:01:33,699 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:01:33,706 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:01:33,706 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:01:33" (1/1) ... [2023-12-02 23:01:33,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:01:33,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:01:33,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2023-12-02 23:01:33,759 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2023-12-02 23:01:33,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:01:33,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:01:33,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:01:33,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:01:33,765 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:01:33,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:01:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:01:33,979 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:01:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:01:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:01:34,180 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:01:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:01:34,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 23:01:34,255 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 23:01:34,279 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet102 [2023-12-02 23:01:34,288 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated [2023-12-02 23:01:34,288 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret99 could not be translated [2023-12-02 23:01:34,289 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-12-02 23:01:34,289 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-12-02 23:01:34,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:01:34 ImpRootNode [2023-12-02 23:01:34,294 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:01:34,295 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:01:34,295 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:01:34,295 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:01:34,296 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:01:33" (3/4) ... [2023-12-02 23:01:34,298 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:01:34,299 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:01:34,300 INFO L158 Benchmark]: Toolchain (without parser) took 2176.34ms. Allocated memory is still 96.5MB. Free memory was 69.7MB in the beginning and 42.4MB in the end (delta: 27.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-02 23:01:34,300 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 69.2MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:01:34,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1072.81ms. Allocated memory is still 96.5MB. Free memory was 69.5MB in the beginning and 54.1MB in the end (delta: 15.4MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2023-12-02 23:01:34,302 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.69ms. Allocated memory is still 96.5MB. Free memory was 54.1MB in the beginning and 51.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:01:34,302 INFO L158 Benchmark]: Boogie Preprocessor took 36.88ms. Allocated memory is still 96.5MB. Free memory was 51.0MB in the beginning and 48.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:01:34,303 INFO L158 Benchmark]: RCFGBuilder took 402.88ms. Allocated memory is still 96.5MB. Free memory was 48.9MB in the beginning and 61.8MB in the end (delta: -12.9MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-12-02 23:01:34,304 INFO L158 Benchmark]: CodeCheck took 595.57ms. Allocated memory is still 96.5MB. Free memory was 61.8MB in the beginning and 42.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 23:01:34,304 INFO L158 Benchmark]: Witness Printer took 4.34ms. Allocated memory is still 96.5MB. Free memory is still 42.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:01:34,308 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: 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 1567. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1567] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_fscanf_sub_11_bad() [L1550] int data; [L1551] 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] [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={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrue() [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={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalReturnsTrue() [L1559] 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] [L1559] data - 1 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 0.20ms. Allocated memory is still 69.2MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1072.81ms. Allocated memory is still 96.5MB. Free memory was 69.5MB in the beginning and 54.1MB in the end (delta: 15.4MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.69ms. Allocated memory is still 96.5MB. Free memory was 54.1MB in the beginning and 51.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.88ms. Allocated memory is still 96.5MB. Free memory was 51.0MB in the beginning and 48.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 402.88ms. Allocated memory is still 96.5MB. Free memory was 48.9MB in the beginning and 61.8MB in the end (delta: -12.9MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 595.57ms. Allocated memory is still 96.5MB. Free memory was 61.8MB in the beginning and 42.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 4.34ms. Allocated memory is still 96.5MB. Free memory is still 42.4MB. 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~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 [2023-12-02 23:01:34,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4583ee41-e23b-43a7-8788-1907d0650471/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