./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_64_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/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_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/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_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/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 7afadaa203b87047931a514e1328aef4898c7efe7198d5c7150b41e2c6cafd82 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:51:33,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:51:33,877 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 21:51:33,881 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:51:33,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:51:33,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:51:33,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:51:33,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:51:33,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:51:33,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:51:33,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:51:33,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:51:33,908 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:51:33,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:51:33,909 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:51:33,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:51:33,910 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:51:33,910 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:51:33,911 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:51:33,911 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:51:33,912 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:51:33,913 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:51:33,913 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:51:33,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:51:33,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:51:33,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:51:33,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:51:33,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:51:33,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:51:33,916 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:51:33,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:51:33,917 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:51:33,917 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_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7afadaa203b87047931a514e1328aef4898c7efe7198d5c7150b41e2c6cafd82 [2023-12-02 21:51:34,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:51:34,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:51:34,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:51:34,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:51:34,160 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:51:34,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_64_bad.i [2023-12-02 21:51:36,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:51:37,234 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:51:37,235 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_64_bad.i [2023-12-02 21:51:37,258 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/data/d2f7ec077/d14938c352a649c1826e3e84f610bc2c/FLAGa7f277f14 [2023-12-02 21:51:37,272 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/data/d2f7ec077/d14938c352a649c1826e3e84f610bc2c [2023-12-02 21:51:37,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:51:37,276 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:51:37,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:51:37,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:51:37,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:51:37,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:51:37" (1/1) ... [2023-12-02 21:51:37,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ebd1144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:37, skipping insertion in model container [2023-12-02 21:51:37,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:51:37" (1/1) ... [2023-12-02 21:51:37,345 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:51:38,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:38,107 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:51:38,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:38,357 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:51:38,357 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:51:38,357 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:51:38,358 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:51:38,365 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:51:38,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38 WrapperNode [2023-12-02 21:51:38,365 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:51:38,366 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:51:38,367 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:51:38,367 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:51:38,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,419 INFO L138 Inliner]: procedures = 499, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2023-12-02 21:51:38,420 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:51:38,420 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:51:38,420 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:51:38,421 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:51:38,430 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,433 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,439 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,441 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,443 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,444 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,446 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:51:38,447 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:51:38,447 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:51:38,447 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:51:38,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:51:38,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:51:38,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:51:38,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:51:38,508 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 21:51:38,508 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 21:51:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:51:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:51:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:51:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:51:38,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:51:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:51:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 21:51:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:51:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:51:38,649 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:51:38,651 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:51:38,750 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:51:38,789 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:51:38,790 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:51:38,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:51:38 BoogieIcfgContainer [2023-12-02 21:51:38,791 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:51:38,792 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:51:38,792 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:51:38,800 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:51:38,801 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:51:38" (1/1) ... [2023-12-02 21:51:38,808 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:51:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 21:51:38,853 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 21:51:38,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:51:38,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:38,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:51:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:51:38,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:51:38,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:51:39,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:51:39,067 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:51:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:51:39,099 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 21:51:39,120 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet99 [2023-12-02 21:51:39,122 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post102 could not be translated [2023-12-02 21:51:39,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:51:39 ImpRootNode [2023-12-02 21:51:39,126 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:51:39,127 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:51:39,127 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:51:39,127 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:51:39,127 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:51:38" (3/4) ... [2023-12-02 21:51:39,129 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:51:39,130 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:51:39,131 INFO L158 Benchmark]: Toolchain (without parser) took 1854.44ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 92.9MB in the beginning and 79.6MB in the end (delta: 13.3MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2023-12-02 21:51:39,131 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:51:39,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1088.08ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 92.9MB in the beginning and 118.3MB in the end (delta: -25.4MB). Peak memory consumption was 56.4MB. Max. memory is 16.1GB. [2023-12-02 21:51:39,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.39ms. Allocated memory is still 169.9MB. Free memory was 117.4MB in the beginning and 115.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:51:39,133 INFO L158 Benchmark]: Boogie Preprocessor took 25.91ms. Allocated memory is still 169.9MB. Free memory was 115.3MB in the beginning and 113.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:51:39,134 INFO L158 Benchmark]: RCFGBuilder took 344.83ms. Allocated memory is still 169.9MB. Free memory was 113.2MB in the beginning and 98.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 21:51:39,134 INFO L158 Benchmark]: CodeCheck took 333.62ms. Allocated memory is still 169.9MB. Free memory was 98.5MB in the beginning and 80.5MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 21:51:39,135 INFO L158 Benchmark]: Witness Printer took 3.54ms. Allocated memory is still 169.9MB. Free memory was 80.5MB in the beginning and 79.6MB in the end (delta: 911.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:51:39,139 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: 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 1559. 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); [L1559] 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) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=14, argc=14, argv={13:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE191_Integer_Underflow__int_min_postdec_64_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_postdec_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1569] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, dataPtr={11799:0}, dataVoidPtr={11799:0}, dataVoidPtr={11799:0}, 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 0.16ms. Allocated memory is still 100.7MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1088.08ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 92.9MB in the beginning and 118.3MB in the end (delta: -25.4MB). Peak memory consumption was 56.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.39ms. Allocated memory is still 169.9MB. Free memory was 117.4MB in the beginning and 115.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.91ms. Allocated memory is still 169.9MB. Free memory was 115.3MB in the beginning and 113.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 344.83ms. Allocated memory is still 169.9MB. Free memory was 113.2MB in the beginning and 98.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 333.62ms. Allocated memory is still 169.9MB. Free memory was 98.5MB in the beginning and 80.5MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 3.54ms. Allocated memory is still 169.9MB. Free memory was 80.5MB in the beginning and 79.6MB in the end (delta: 911.3kB). 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~nondet99 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post102 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 21:51:39,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/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_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_64_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/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_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/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 7afadaa203b87047931a514e1328aef4898c7efe7198d5c7150b41e2c6cafd82 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:51:41,086 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:51:41,154 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-02 21:51:41,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:51:41,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:51:41,185 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:51:41,186 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:51:41,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:51:41,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:51:41,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:51:41,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:51:41,189 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:51:41,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:51:41,190 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:51:41,190 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:51:41,191 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:51:41,191 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:51:41,192 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:51:41,192 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:51:41,193 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:51:41,193 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:51:41,194 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:51:41,194 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:51:41,195 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:51:41,195 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:51:41,196 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:51:41,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:51:41,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:51:41,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:51:41,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:51:41,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:51:41,198 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:51:41,199 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:51:41,199 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:51:41,199 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:51:41,200 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:51:41,200 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_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7afadaa203b87047931a514e1328aef4898c7efe7198d5c7150b41e2c6cafd82 [2023-12-02 21:51:41,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:51:41,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:51:41,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:51:41,509 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:51:41,509 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:51:41,511 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_64_bad.i [2023-12-02 21:51:44,344 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:51:44,666 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:51:44,667 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_64_bad.i [2023-12-02 21:51:44,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/data/f1cdbc6f6/e353b7343c2a4c3ba052837f80f8cf6b/FLAGb1dea733d [2023-12-02 21:51:44,899 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/data/f1cdbc6f6/e353b7343c2a4c3ba052837f80f8cf6b [2023-12-02 21:51:44,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:51:44,903 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:51:44,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:51:44,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:51:44,908 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:51:44,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:51:44" (1/1) ... [2023-12-02 21:51:44,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5040882b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:44, skipping insertion in model container [2023-12-02 21:51:44,910 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:51:44" (1/1) ... [2023-12-02 21:51:44,982 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:51:45,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:45,769 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:51:45,787 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:51:45,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:45,866 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:51:45,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:51:46,038 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:51:46,039 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:51:46,039 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:51:46,039 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:51:46,044 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:51:46,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46 WrapperNode [2023-12-02 21:51:46,045 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:51:46,046 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:51:46,046 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:51:46,046 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:51:46,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,102 INFO L138 Inliner]: procedures = 504, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 50 [2023-12-02 21:51:46,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:51:46,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:51:46,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:51:46,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:51:46,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,116 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,133 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,140 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:51:46,141 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:51:46,141 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:51:46,141 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:51:46,142 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:51:46,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:51:46,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:51:46,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:51:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 21:51:46,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 21:51:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:51:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:51:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:51:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:51:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:51:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:51:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:51:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:51:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 21:51:46,368 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:51:46,371 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:51:46,691 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:51:46,731 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:51:46,732 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:51:46,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:51:46 BoogieIcfgContainer [2023-12-02 21:51:46,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:51:46,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:51:46,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:51:46,744 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:51:46,744 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:51:46" (1/1) ... [2023-12-02 21:51:46,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:51:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:51:46,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 21:51:46,796 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 21:51:46,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:51:46,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:51:46,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:51:46,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:51:46,834 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:51:46,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:51:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:51:47,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:51:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:51:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:51:47,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:51:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:51:47,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:51:47,664 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 21:51:47,682 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet97 [2023-12-02 21:51:47,684 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated [2023-12-02 21:51:47,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:51:47 ImpRootNode [2023-12-02 21:51:47,688 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:51:47,688 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:51:47,688 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:51:47,689 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:51:47,689 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:51:46" (3/4) ... [2023-12-02 21:51:47,691 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 21:51:47,692 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:51:47,693 INFO L158 Benchmark]: Toolchain (without parser) took 2789.76ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 56.5MB in the beginning and 81.4MB in the end (delta: -24.9MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-12-02 21:51:47,693 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:51:47,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1141.10ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 56.5MB in the beginning and 58.8MB in the end (delta: -2.3MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2023-12-02 21:51:47,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.53ms. Allocated memory is still 117.4MB. Free memory was 58.8MB in the beginning and 56.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:51:47,695 INFO L158 Benchmark]: Boogie Preprocessor took 37.47ms. Allocated memory is still 117.4MB. Free memory was 56.1MB in the beginning and 54.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:51:47,695 INFO L158 Benchmark]: RCFGBuilder took 592.84ms. Allocated memory is still 117.4MB. Free memory was 53.5MB in the beginning and 69.6MB in the end (delta: -16.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-12-02 21:51:47,696 INFO L158 Benchmark]: CodeCheck took 953.58ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 81.9MB in the end (delta: -12.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:51:47,696 INFO L158 Benchmark]: Witness Printer took 3.56ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.4MB in the end (delta: 456.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:51:47,700 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1569]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_min_postdec_64_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_postdec_64b_badSink(&data) [L1566] int * dataPtr = (int *)dataVoidPtr; [L1567] EXPR \read(*dataPtr) [L1567] int data = (*dataPtr); [L1569] data-- VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, dataPtr={5:0}, dataVoidPtr={5:0}, dataVoidPtr={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 83.9MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1141.10ms. Allocated memory was 83.9MB in the beginning and 117.4MB in the end (delta: 33.6MB). Free memory was 56.5MB in the beginning and 58.8MB in the end (delta: -2.3MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.53ms. Allocated memory is still 117.4MB. Free memory was 58.8MB in the beginning and 56.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.47ms. Allocated memory is still 117.4MB. Free memory was 56.1MB in the beginning and 54.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 592.84ms. Allocated memory is still 117.4MB. Free memory was 53.5MB in the beginning and 69.6MB in the end (delta: -16.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * CodeCheck took 953.58ms. Allocated memory is still 117.4MB. Free memory was 69.6MB in the beginning and 81.9MB in the end (delta: -12.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.56ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 81.4MB in the end (delta: 456.9kB). 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~nondet97 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post100 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 21:51:47,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0074d0e2-f3b5-464d-87f9-dcc790cab0c2/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