./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/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_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/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_c83cdc3c-7844-46b2-bf79-eada094769fc/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 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:47,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:47,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:28:47,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:28:47,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:28:47,962 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:47,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:47,964 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:47,965 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:47,966 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:47,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:47,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:47,968 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:28:47,969 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:47,970 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:47,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:47,972 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:47,972 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:47,973 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:47,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:47,974 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:47,976 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:47,976 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:47,977 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:47,978 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:47,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:47,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:47,980 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:47,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:47,981 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:28:47,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:28:47,983 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:47,983 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_c83cdc3c-7844-46b2-bf79-eada094769fc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9376efb56985f963e845c6621ea050fffe5bf19a73e70895e0819a4092977ccb [2023-11-21 18:28:48,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:48,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:48,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:48,398 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:48,399 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:48,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i [2023-11-21 18:28:51,958 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:52,488 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:52,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_44_bad.i [2023-11-21 18:28:52,523 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2/data/674182edc/f054a795c89f433db550a48482c64005/FLAGa1e4b2a7c [2023-11-21 18:28:52,540 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2/data/674182edc/f054a795c89f433db550a48482c64005 [2023-11-21 18:28:52,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:52,546 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:52,547 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:52,548 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:52,554 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:52,555 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:52" (1/1) ... [2023-11-21 18:28:52,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@81d56f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:52, skipping insertion in model container [2023-11-21 18:28:52,557 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:52" (1/1) ... [2023-11-21 18:28:52,642 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:53,196 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:28:54,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:54,049 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:54,077 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:28:54,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:54,476 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:28:54,476 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:28:54,476 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:28:54,477 WARN L675 CHandler]: The function funcPtr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:28:54,477 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:28:54,477 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:28:54,487 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:54,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54 WrapperNode [2023-11-21 18:28:54,488 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:54,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:54,490 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:54,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:54,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,576 INFO L138 Inliner]: procedures = 501, calls = 58, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 42 [2023-11-21 18:28:54,577 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:54,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:54,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:54,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:54,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,594 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,594 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,605 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,622 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,624 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,628 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:54,629 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:54,630 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:54,630 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:54,631 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:54" (1/1) ... [2023-11-21 18:28:54,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:54,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:54,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:54,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:54,726 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:28:54,726 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:28:54,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:54,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:54,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:54,727 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:28:54,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:28:54,913 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:54,916 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:55,059 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:55,157 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:55,158 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:28:55,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:55 BoogieIcfgContainer [2023-11-21 18:28:55,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:55,162 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:55,162 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:55,178 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:55,179 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:55" (1/1) ... [2023-11-21 18:28:55,191 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:28:55,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:55,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:28:55,276 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:28:55,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:28:55,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:55,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:28:55,450 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:28:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:28:55,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:28:55,579 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:28:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:28:55,624 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-21 18:28:55,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:28:55 ImpRootNode [2023-11-21 18:28:55,664 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:28:55,668 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:28:55,669 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:28:55,670 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:28:55,670 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:55" (3/4) ... [2023-11-21 18:28:55,673 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:28:55,763 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:28:55,764 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:28:55,765 INFO L158 Benchmark]: Toolchain (without parser) took 3218.91ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 110.7MB in the beginning and 111.7MB in the end (delta: -1.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,765 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 148.9MB. Free memory is still 118.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:55,766 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1941.69ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 110.7MB in the beginning and 146.3MB in the end (delta: -35.6MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,766 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.40ms. Allocated memory is still 188.7MB. Free memory was 146.3MB in the beginning and 144.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,767 INFO L158 Benchmark]: Boogie Preprocessor took 50.36ms. Allocated memory is still 188.7MB. Free memory was 144.2MB in the beginning and 142.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,767 INFO L158 Benchmark]: RCFGBuilder took 531.41ms. Allocated memory is still 188.7MB. Free memory was 142.1MB in the beginning and 128.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,768 INFO L158 Benchmark]: CodeCheck took 502.36ms. Allocated memory is still 188.7MB. Free memory was 128.5MB in the beginning and 113.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,768 INFO L158 Benchmark]: Witness Printer took 95.57ms. Allocated memory is still 188.7MB. Free memory was 113.8MB in the beginning and 111.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:55,777 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: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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: 1552]: 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)=13, argc=13, argv={14:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL CWE191_Integer_Underflow__int_min_multiply_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] data = (-0x7fffffff - 1) [L1562] CALL funcPtr(data) [L1550] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=-2147483648, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=-2147483648, 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 0.40ms. Allocated memory is still 148.9MB. Free memory is still 118.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1941.69ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 110.7MB in the beginning and 146.3MB in the end (delta: -35.6MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.40ms. Allocated memory is still 188.7MB. Free memory was 146.3MB in the beginning and 144.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.36ms. Allocated memory is still 188.7MB. Free memory was 144.2MB in the beginning and 142.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 531.41ms. Allocated memory is still 188.7MB. Free memory was 142.1MB in the beginning and 128.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 502.36ms. Allocated memory is still 188.7MB. Free memory was 128.5MB in the beginning and 113.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 95.57ms. Allocated memory is still 188.7MB. Free memory was 113.8MB in the beginning and 111.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-21 18:28:55,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c83cdc3c-7844-46b2-bf79-eada094769fc/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)