./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_09_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2 --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 610cb94f3bf6991d1f764f7949e8baea376a1407d408d5dfdf262b9107a77232 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:43:41,903 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:43:41,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:43:41,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:43:41,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:43:42,024 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:43:42,026 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:43:42,026 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:43:42,027 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:43:42,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:43:42,029 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:43:42,030 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:43:42,030 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:43:42,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:43:42,031 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:43:42,032 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:43:42,033 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:43:42,033 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:43:42,034 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:43:42,034 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:43:42,035 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:43:42,036 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:43:42,037 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:43:42,037 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:43:42,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:43:42,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:42,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:43:42,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:43:42,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:43:42,040 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:43:42,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:43:42,041 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:43:42,042 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_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 610cb94f3bf6991d1f764f7949e8baea376a1407d408d5dfdf262b9107a77232 [2023-11-21 18:43:42,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:43:42,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:43:42,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:43:42,350 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:43:42,352 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:43:42,354 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_09_bad.i [2023-11-21 18:43:45,656 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:46,158 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:46,169 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_09_bad.i [2023-11-21 18:43:46,209 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/data/4c2e3f1d6/84b371477da346e9a56dbc190f287a78/FLAG28eb44f71 [2023-11-21 18:43:46,228 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/data/4c2e3f1d6/84b371477da346e9a56dbc190f287a78 [2023-11-21 18:43:46,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:46,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:46,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:46,244 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:46,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:46,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:46" (1/1) ... [2023-11-21 18:43:46,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d240099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:46, skipping insertion in model container [2023-11-21 18:43:46,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:46" (1/1) ... [2023-11-21 18:43:46,327 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:46,837 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:43:47,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:47,543 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:47,589 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:43:47,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:47,836 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:47,836 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:47,837 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:47,837 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:47,837 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:47,845 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:47,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47 WrapperNode [2023-11-21 18:43:47,846 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:47,847 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:47,848 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:47,848 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:47,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47" (1/1) ... [2023-11-21 18:43:47,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47" (1/1) ... [2023-11-21 18:43:47,929 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2023-11-21 18:43:47,931 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:47,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:47,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:47,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:47,942 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47" (1/1) ... [2023-11-21 18:43:47,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47" (1/1) ... [2023-11-21 18:43:47,957 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47" (1/1) ... [2023-11-21 18:43:47,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47" (1/1) ... [2023-11-21 18:43:47,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47" (1/1) ... [2023-11-21 18:43:47,985 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47" (1/1) ... [2023-11-21 18:43:47,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47" (1/1) ... [2023-11-21 18:43:47,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47" (1/1) ... [2023-11-21 18:43:47,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:47,993 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:47,993 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:47,994 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:47,995 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:47" (1/1) ... [2023-11-21 18:43:48,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:48,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:48,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:48,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:48,101 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:43:48,102 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:43:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:48,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:48,103 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:43:48,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:43:48,260 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:48,262 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:48,475 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:48,813 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:48,814 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:43:48,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:48 BoogieIcfgContainer [2023-11-21 18:43:48,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:48,817 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:48,817 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:48,828 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:48,828 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:48" (1/1) ... [2023-11-21 18:43:48,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:43:48,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:48,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:43:48,911 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:43:48,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:43:48,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:48,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:43:49,271 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:43:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:43:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:43:49,645 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:43:49,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:43:49,732 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-21 18:43:49,761 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-21 18:43:49,762 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-21 18:43:49,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:43:49 ImpRootNode [2023-11-21 18:43:49,770 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:43:49,774 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:43:49,774 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:43:49,774 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:43:49,775 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:48" (3/4) ... [2023-11-21 18:43:49,781 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:43:49,782 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:43:49,783 INFO L158 Benchmark]: Toolchain (without parser) took 3544.55ms. Allocated memory is still 159.4MB. Free memory was 111.5MB in the beginning and 118.8MB in the end (delta: -7.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:43:49,784 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory was 73.5MB in the beginning and 73.5MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:43:49,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1603.40ms. Allocated memory is still 159.4MB. Free memory was 111.5MB in the beginning and 88.0MB in the end (delta: 23.5MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:49,786 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.36ms. Allocated memory is still 159.4MB. Free memory was 88.0MB in the beginning and 85.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:49,788 INFO L158 Benchmark]: Boogie Preprocessor took 61.16ms. Allocated memory is still 159.4MB. Free memory was 85.0MB in the beginning and 83.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:49,788 INFO L158 Benchmark]: RCFGBuilder took 822.62ms. Allocated memory is still 159.4MB. Free memory was 83.8MB in the beginning and 105.0MB in the end (delta: -21.2MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-11-21 18:43:49,790 INFO L158 Benchmark]: CodeCheck took 953.84ms. Allocated memory is still 159.4MB. Free memory was 105.0MB in the beginning and 119.7MB in the end (delta: -14.7MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2023-11-21 18:43:49,791 INFO L158 Benchmark]: Witness Printer took 8.72ms. Allocated memory is still 159.4MB. Free memory was 119.7MB in the beginning and 118.8MB in the end (delta: 930.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:43:49,802 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, 14 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 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 bitwiseOr at line 1554. 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)=12, argc=12, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_rand_sub_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory was 73.5MB in the beginning and 73.5MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1603.40ms. Allocated memory is still 159.4MB. Free memory was 111.5MB in the beginning and 88.0MB in the end (delta: 23.5MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.36ms. Allocated memory is still 159.4MB. Free memory was 88.0MB in the beginning and 85.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.16ms. Allocated memory is still 159.4MB. Free memory was 85.0MB in the beginning and 83.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 822.62ms. Allocated memory is still 159.4MB. Free memory was 83.8MB in the beginning and 105.0MB in the end (delta: -21.2MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * CodeCheck took 953.84ms. Allocated memory is still 159.4MB. Free memory was 105.0MB in the beginning and 119.7MB in the end (delta: -14.7MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. * Witness Printer took 8.72ms. Allocated memory is still 159.4MB. Free memory was 119.7MB in the beginning and 118.8MB in the end (delta: 930.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:43:49,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/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_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_09_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2 --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 610cb94f3bf6991d1f764f7949e8baea376a1407d408d5dfdf262b9107a77232 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:43:52,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:43:52,622 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:43:52,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:43:52,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:43:52,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:43:52,660 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:43:52,661 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:43:52,662 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:43:52,663 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:43:52,664 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:43:52,664 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:43:52,665 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:43:52,666 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:43:52,666 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:43:52,667 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:43:52,668 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:43:52,668 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:43:52,669 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:43:52,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:43:52,670 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:43:52,678 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:43:52,679 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:43:52,679 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:43:52,680 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:43:52,681 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:43:52,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:43:52,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:52,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:43:52,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:43:52,684 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:43:52,685 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:43:52,685 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:43:52,686 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:43:52,686 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:43:52,686 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:43:52,687 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_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 610cb94f3bf6991d1f764f7949e8baea376a1407d408d5dfdf262b9107a77232 [2023-11-21 18:43:53,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:43:53,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:43:53,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:43:53,166 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:43:53,167 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:43:53,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_09_bad.i [2023-11-21 18:43:56,564 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:57,071 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:57,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_09_bad.i [2023-11-21 18:43:57,107 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/data/32c55cdb7/fd4de12555a647d1875045781be51461/FLAG3bdcd6ba5 [2023-11-21 18:43:57,126 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/data/32c55cdb7/fd4de12555a647d1875045781be51461 [2023-11-21 18:43:57,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:57,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:57,139 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:57,140 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:57,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:57,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:57" (1/1) ... [2023-11-21 18:43:57,149 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3541a39f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:57, skipping insertion in model container [2023-11-21 18:43:57,150 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:57" (1/1) ... [2023-11-21 18:43:57,234 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:57,672 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:43:58,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:58,212 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:58,243 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:43:58,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:58,542 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:58,542 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:58,542 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:58,542 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:58,543 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:58,551 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:58,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58 WrapperNode [2023-11-21 18:43:58,551 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:58,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:58,553 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:58,553 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:58,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58" (1/1) ... [2023-11-21 18:43:58,600 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58" (1/1) ... [2023-11-21 18:43:58,647 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2023-11-21 18:43:58,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:58,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:58,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:58,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:58,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58" (1/1) ... [2023-11-21 18:43:58,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58" (1/1) ... [2023-11-21 18:43:58,664 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58" (1/1) ... [2023-11-21 18:43:58,665 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58" (1/1) ... [2023-11-21 18:43:58,674 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58" (1/1) ... [2023-11-21 18:43:58,676 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58" (1/1) ... [2023-11-21 18:43:58,679 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58" (1/1) ... [2023-11-21 18:43:58,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58" (1/1) ... [2023-11-21 18:43:58,686 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:58,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:58,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:58,687 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:58,688 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:58" (1/1) ... [2023-11-21 18:43:58,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:58,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:58,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:58,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:43:58,799 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:43:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:43:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:58,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:43:58,970 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:58,973 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:59,165 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:59,312 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:59,315 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:43:59,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:59 BoogieIcfgContainer [2023-11-21 18:43:59,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:59,320 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:59,321 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:59,331 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:59,331 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:59" (1/1) ... [2023-11-21 18:43:59,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:43:59,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:59,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:43:59,416 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:43:59,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:43:59,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:59,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:43:59,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:43:59,426 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:43:59,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:43:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:43:59,648 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:43:59,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:43:59,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:43:59,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:43:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:43:59,861 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:43:59,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:43:59,868 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-21 18:43:59,899 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-21 18:43:59,900 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-21 18:43:59,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:43:59 ImpRootNode [2023-11-21 18:43:59,905 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:43:59,906 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:43:59,906 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:43:59,906 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:43:59,907 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:59" (3/4) ... [2023-11-21 18:43:59,908 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:43:59,914 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-21 18:43:59,915 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-21 18:43:59,968 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:43:59,969 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:43:59,969 INFO L158 Benchmark]: Toolchain (without parser) took 2833.95ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 37.8MB in the end (delta: 27.2MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2023-11-21 18:43:59,970 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 65.0MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:43:59,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1412.90ms. Allocated memory is still 92.3MB. Free memory was 64.7MB in the beginning and 52.6MB in the end (delta: 12.1MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-11-21 18:43:59,971 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.40ms. Allocated memory is still 92.3MB. Free memory was 52.1MB in the beginning and 49.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:59,972 INFO L158 Benchmark]: Boogie Preprocessor took 37.21ms. Allocated memory is still 92.3MB. Free memory was 49.3MB in the beginning and 47.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:59,976 INFO L158 Benchmark]: RCFGBuilder took 632.98ms. Allocated memory is still 92.3MB. Free memory was 47.2MB in the beginning and 55.6MB in the end (delta: -8.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-21 18:43:59,979 INFO L158 Benchmark]: CodeCheck took 585.15ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 40.4MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:43:59,979 INFO L158 Benchmark]: Witness Printer took 62.65ms. Allocated memory is still 92.3MB. Free memory was 40.4MB in the beginning and 37.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:59,987 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 1559]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [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_rand_sub_09_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(GLOBAL_CONST_TRUE) [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1556] COND TRUE \read(GLOBAL_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 65.0MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1412.90ms. Allocated memory is still 92.3MB. Free memory was 64.7MB in the beginning and 52.6MB in the end (delta: 12.1MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.40ms. Allocated memory is still 92.3MB. Free memory was 52.1MB in the beginning and 49.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.21ms. Allocated memory is still 92.3MB. Free memory was 49.3MB in the beginning and 47.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 632.98ms. Allocated memory is still 92.3MB. Free memory was 47.2MB in the beginning and 55.6MB in the end (delta: -8.4MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * CodeCheck took 585.15ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 40.4MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 62.65ms. Allocated memory is still 92.3MB. Free memory was 40.4MB in the beginning and 37.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-21 18:44:00,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b314347-a857-4729-96a7-87da8512ead0/bin/ukojak-verify-i0I2FZA1j2/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)