./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_22_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV --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 9af24d4dceb13a252d9f9977aa1f9b3ffcff36a94533b8a56bc10288024744f9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:40:43,106 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:40:43,236 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:40:43,242 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:40:43,243 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:40:43,298 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:40:43,299 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:40:43,300 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:40:43,301 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:40:43,304 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:40:43,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:40:43,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:40:43,306 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:40:43,306 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:40:43,307 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:40:43,308 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:40:43,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:40:43,309 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:40:43,310 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:40:43,310 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:40:43,316 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:40:43,317 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:40:43,318 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:40:43,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:40:43,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:43,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:40:43,321 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:40:43,321 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:40:43,322 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:40:43,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:40:43,324 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:40:43,325 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_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9af24d4dceb13a252d9f9977aa1f9b3ffcff36a94533b8a56bc10288024744f9 [2023-11-11 23:40:43,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:40:43,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:40:43,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:40:43,769 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:40:43,770 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:40:43,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_22_bad.i [2023-11-11 23:40:47,601 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:40:48,137 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:40:48,138 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_22_bad.i [2023-11-11 23:40:48,191 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/data/9a4922574/7fa04b4a72f14ca2ae972d8d761d434d/FLAG5f4f8bb08 [2023-11-11 23:40:48,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/data/9a4922574/7fa04b4a72f14ca2ae972d8d761d434d [2023-11-11 23:40:48,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:40:48,229 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:40:48,231 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:48,232 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:40:48,237 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:40:48,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68954b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:48, skipping insertion in model container [2023-11-11 23:40:48,240 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:40:48" (1/1) ... [2023-11-11 23:40:48,353 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:40:48,874 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:40:49,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:49,658 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:40:49,729 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:40:49,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:40:50,071 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:50,071 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:50,071 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:50,072 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:50,072 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:40:50,081 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:40:50,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50 WrapperNode [2023-11-11 23:40:50,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:40:50,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:50,085 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:40:50,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:40:50,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50" (1/1) ... [2023-11-11 23:40:50,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50" (1/1) ... [2023-11-11 23:40:50,206 INFO L138 Inliner]: procedures = 500, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 91 [2023-11-11 23:40:50,207 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:40:50,208 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:40:50,208 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:40:50,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:40:50,220 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50" (1/1) ... [2023-11-11 23:40:50,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50" (1/1) ... [2023-11-11 23:40:50,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50" (1/1) ... [2023-11-11 23:40:50,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50" (1/1) ... [2023-11-11 23:40:50,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50" (1/1) ... [2023-11-11 23:40:50,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50" (1/1) ... [2023-11-11 23:40:50,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50" (1/1) ... [2023-11-11 23:40:50,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50" (1/1) ... [2023-11-11 23:40:50,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:40:50,282 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:40:50,290 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:40:50,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:40:50,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:40:50" (1/1) ... [2023-11-11 23:40:50,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:50,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:40:50,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:40:50,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:40:50,373 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:40:50,373 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:40:50,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:40:50,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:40:50,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:40:50,374 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:40:50,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:40:50,567 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:40:50,569 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:40:50,819 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:40:51,169 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:40:51,170 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:40:51,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:51 BoogieIcfgContainer [2023-11-11 23:40:51,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:40:51,179 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:40:51,179 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:40:51,191 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:40:51,192 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:51" (1/1) ... [2023-11-11 23:40:51,206 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:40:51,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:40:51,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-11 23:40:51,297 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-11 23:40:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:40:51,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:40:51,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:40:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:40:51,726 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:40:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:40:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:40:52,189 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:40:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:40:52,253 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-11 23:40:52,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 11.11 11:40:52 ImpRootNode [2023-11-11 23:40:52,305 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-11 23:40:52,307 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-11 23:40:52,308 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-11 23:40:52,308 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-11 23:40:52,309 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:40:51" (3/4) ... [2023-11-11 23:40:52,318 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-11 23:40:52,319 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-11 23:40:52,322 INFO L158 Benchmark]: Toolchain (without parser) took 4091.23ms. Allocated memory was 121.6MB in the beginning and 148.9MB in the end (delta: 27.3MB). Free memory was 79.7MB in the beginning and 97.6MB in the end (delta: -17.8MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB. [2023-11-11 23:40:52,323 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 121.6MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:52,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1852.10ms. Allocated memory was 121.6MB in the beginning and 148.9MB in the end (delta: 27.3MB). Free memory was 79.4MB in the beginning and 77.5MB in the end (delta: 1.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-11 23:40:52,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.80ms. Allocated memory is still 148.9MB. Free memory was 76.7MB in the beginning and 74.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:52,327 INFO L158 Benchmark]: Boogie Preprocessor took 72.86ms. Allocated memory is still 148.9MB. Free memory was 74.0MB in the beginning and 72.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:52,328 INFO L158 Benchmark]: RCFGBuilder took 895.42ms. Allocated memory is still 148.9MB. Free memory was 72.5MB in the beginning and 82.3MB in the end (delta: -9.8MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2023-11-11 23:40:52,329 INFO L158 Benchmark]: CodeCheck took 1126.32ms. Allocated memory is still 148.9MB. Free memory was 82.3MB in the beginning and 98.6MB in the end (delta: -16.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:40:52,330 INFO L158 Benchmark]: Witness Printer took 12.29ms. Allocated memory is still 148.9MB. Free memory was 98.6MB in the beginning and 97.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:40:52,336 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: 1.0s, 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: 1572]: 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); [L1548] int CWE191_Integer_Underflow__int_rand_sub_22_badGlobal = 0; [L1561] CALL printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_rand_sub_22_badGlobal=0, 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) [L1561] RET printLine("Calling bad()...") VAL [CWE191_Integer_Underflow__int_rand_sub_22_badGlobal=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] CALL CWE191_Integer_Underflow__int_rand_sub_22_bad() [L1552] int data; [L1553] data = 0 [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)) [L1555] CWE191_Integer_Underflow__int_rand_sub_22_badGlobal = 1 [L1556] CALL CWE191_Integer_Underflow__int_rand_sub_22_badSink(data) [L1569] COND TRUE \read(CWE191_Integer_Underflow__int_rand_sub_22_badGlobal) VAL [CWE191_Integer_Underflow__int_rand_sub_22_badGlobal=1, 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] [L1572] data - 1 VAL [CWE191_Integer_Underflow__int_rand_sub_22_badGlobal=1, 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 0.42ms. Allocated memory is still 121.6MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1852.10ms. Allocated memory was 121.6MB in the beginning and 148.9MB in the end (delta: 27.3MB). Free memory was 79.4MB in the beginning and 77.5MB in the end (delta: 1.9MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.80ms. Allocated memory is still 148.9MB. Free memory was 76.7MB in the beginning and 74.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.86ms. Allocated memory is still 148.9MB. Free memory was 74.0MB in the beginning and 72.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 895.42ms. Allocated memory is still 148.9MB. Free memory was 72.5MB in the beginning and 82.3MB in the end (delta: -9.8MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * CodeCheck took 1126.32ms. Allocated memory is still 148.9MB. Free memory was 82.3MB in the beginning and 98.6MB in the end (delta: -16.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 12.29ms. Allocated memory is still 148.9MB. Free memory was 98.6MB in the beginning and 97.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-11 23:40:52,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/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_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_22_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV --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 9af24d4dceb13a252d9f9977aa1f9b3ffcff36a94533b8a56bc10288024744f9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:40:55,700 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:40:55,833 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-11 23:40:55,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:40:55,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:40:55,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:40:55,898 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:40:55,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:40:55,900 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:40:55,906 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:40:55,907 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:40:55,907 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:40:55,908 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:40:55,910 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:40:55,911 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:40:55,911 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:40:55,911 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:40:55,912 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:40:55,912 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:40:55,914 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:40:55,914 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:40:55,915 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:40:55,916 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:40:55,917 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:40:55,917 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:40:55,917 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:40:55,918 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:40:55,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:40:55,919 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:40:55,919 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:40:55,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:40:55,921 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:40:55,922 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:40:55,922 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:40:55,923 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:40:55,923 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:40:55,923 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_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9af24d4dceb13a252d9f9977aa1f9b3ffcff36a94533b8a56bc10288024744f9 [2023-11-11 23:40:56,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:40:56,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:40:56,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:40:56,415 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:40:56,416 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:40:56,418 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_22_bad.i [2023-11-11 23:41:00,370 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:41:00,971 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:41:00,972 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_22_bad.i [2023-11-11 23:41:01,009 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/data/1c0e70bc3/38602a1345734c51aa2ee58f515fd625/FLAG58ce867ad [2023-11-11 23:41:01,032 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/data/1c0e70bc3/38602a1345734c51aa2ee58f515fd625 [2023-11-11 23:41:01,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:41:01,040 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:41:01,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:01,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:41:01,051 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:41:01,052 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,054 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4315bdb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:01, skipping insertion in model container [2023-11-11 23:41:01,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:01" (1/1) ... [2023-11-11 23:41:01,173 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:41:01,783 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:41:02,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:02,500 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:41:02,529 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:41:02,665 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:02,907 WARN L672 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:02,907 WARN L672 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:02,907 WARN L672 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:02,907 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:02,908 WARN L672 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:02,917 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:41:02,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02 WrapperNode [2023-11-11 23:41:02,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:02,920 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:02,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:41:02,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:41:02,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02" (1/1) ... [2023-11-11 23:41:03,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02" (1/1) ... [2023-11-11 23:41:03,077 INFO L138 Inliner]: procedures = 505, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2023-11-11 23:41:03,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:03,079 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:41:03,080 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:41:03,080 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:41:03,092 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02" (1/1) ... [2023-11-11 23:41:03,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02" (1/1) ... [2023-11-11 23:41:03,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02" (1/1) ... [2023-11-11 23:41:03,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02" (1/1) ... [2023-11-11 23:41:03,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02" (1/1) ... [2023-11-11 23:41:03,140 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02" (1/1) ... [2023-11-11 23:41:03,144 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02" (1/1) ... [2023-11-11 23:41:03,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02" (1/1) ... [2023-11-11 23:41:03,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:41:03,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:41:03,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:41:03,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:41:03,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:02" (1/1) ... [2023-11-11 23:41:03,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:03,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:41:03,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:41:03,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:41:03,297 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-11 23:41:03,297 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-11 23:41:03,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:41:03,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:41:03,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:41:03,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:41:03,299 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-11 23:41:03,512 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:41:03,515 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:41:03,676 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:41:03,758 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:41:03,759 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:41:03,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:03 BoogieIcfgContainer [2023-11-11 23:41:03,762 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:41:03,763 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:41:03,764 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:41:03,776 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:41:03,776 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:41:03" (1/1) ... [2023-11-11 23:41:03,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:41:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:41:03,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-11 23:41:03,882 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-11 23:41:03,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:41:03,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:41:03,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:41:03,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:41:03,900 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:41:03,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:41:03,988 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort RoundingMode not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:440) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:41:03,993 INFO L158 Benchmark]: Toolchain (without parser) took 2951.42ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 41.8MB in the beginning and 39.6MB in the end (delta: 2.2MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2023-11-11 23:41:03,994 INFO L158 Benchmark]: CDTParser took 0.84ms. Allocated memory is still 69.2MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:03,995 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1874.88ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 41.5MB in the beginning and 40.5MB in the end (delta: 1.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-11-11 23:41:03,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.37ms. Allocated memory is still 94.4MB. Free memory was 40.5MB in the beginning and 65.8MB in the end (delta: -25.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:03,997 INFO L158 Benchmark]: Boogie Preprocessor took 87.87ms. Allocated memory is still 94.4MB. Free memory was 65.8MB in the beginning and 63.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:03,998 INFO L158 Benchmark]: RCFGBuilder took 594.46ms. Allocated memory is still 94.4MB. Free memory was 63.8MB in the beginning and 45.4MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:41:03,999 INFO L158 Benchmark]: CodeCheck took 227.79ms. Allocated memory is still 94.4MB. Free memory was 45.4MB in the beginning and 39.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:41:04,003 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort RoundingMode not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84ms. Allocated memory is still 69.2MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1874.88ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 41.5MB in the beginning and 40.5MB in the end (delta: 1.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.37ms. Allocated memory is still 94.4MB. Free memory was 40.5MB in the beginning and 65.8MB in the end (delta: -25.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.87ms. Allocated memory is still 94.4MB. Free memory was 65.8MB in the beginning and 63.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 594.46ms. Allocated memory is still 94.4MB. Free memory was 63.8MB in the beginning and 45.4MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 227.79ms. Allocated memory is still 94.4MB. Free memory was 45.4MB in the beginning and 39.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:41:04,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:41:04,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b13b905-624b-43ec-a535-c1afc2c1672a/bin/ukojak-verify-0OAaufAVZV/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort RoundingMode not declared