./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL --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 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:58,633 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:58,744 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:11:58,754 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:11:58,754 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:11:58,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:58,796 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:11:58,797 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:11:58,798 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:58,798 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:58,799 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:58,799 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:11:58,800 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:58,801 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:58,801 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:11:58,802 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:58,802 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:11:58,803 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:11:58,803 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:11:58,804 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:11:58,804 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:58,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:58,805 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:58,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:58,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:58,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:58,807 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:58,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:58,808 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:11:58,808 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:11:58,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:11:58,809 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:11:58,810 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_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 [2023-11-19 03:11:59,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:59,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:59,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:59,234 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:59,234 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:59,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i [2023-11-19 03:12:02,663 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:12:03,090 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:12:03,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i [2023-11-19 03:12:03,133 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/data/483bb7fd7/7fb77a2ae4114bc2b549ec922344e9d8/FLAGe2008145e [2023-11-19 03:12:03,152 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/data/483bb7fd7/7fb77a2ae4114bc2b549ec922344e9d8 [2023-11-19 03:12:03,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:12:03,160 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:12:03,162 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:03,162 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:12:03,167 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:12:03,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:03" (1/1) ... [2023-11-19 03:12:03,171 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dff78dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:03, skipping insertion in model container [2023-11-19 03:12:03,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:03" (1/1) ... [2023-11-19 03:12:03,268 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:12:03,646 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:12:04,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:04,132 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:12:04,160 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:12:04,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:04,401 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:12:04,401 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:12:04,402 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:12:04,402 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:12:04,402 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:12:04,410 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:12:04,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04 WrapperNode [2023-11-19 03:12:04,411 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:04,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:04,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:12:04,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:12:04,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04" (1/1) ... [2023-11-19 03:12:04,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04" (1/1) ... [2023-11-19 03:12:04,509 INFO L138 Inliner]: procedures = 501, calls = 58, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 90 [2023-11-19 03:12:04,510 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:04,511 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:12:04,511 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:12:04,511 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:12:04,520 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04" (1/1) ... [2023-11-19 03:12:04,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04" (1/1) ... [2023-11-19 03:12:04,523 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04" (1/1) ... [2023-11-19 03:12:04,524 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04" (1/1) ... [2023-11-19 03:12:04,540 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04" (1/1) ... [2023-11-19 03:12:04,551 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04" (1/1) ... [2023-11-19 03:12:04,553 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04" (1/1) ... [2023-11-19 03:12:04,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04" (1/1) ... [2023-11-19 03:12:04,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:12:04,563 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:12:04,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:12:04,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:12:04,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:04" (1/1) ... [2023-11-19 03:12:04,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:04,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:12:04,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:12:04,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:12:04,641 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:12:04,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:12:04,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:12:04,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:12:04,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:12:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:12:04,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:12:04,859 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:12:04,860 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:12:05,039 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:12:05,300 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:12:05,301 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:12:05,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:05 BoogieIcfgContainer [2023-11-19 03:12:05,305 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:12:05,306 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:12:05,306 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:12:05,316 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:12:05,316 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:05" (1/1) ... [2023-11-19 03:12:05,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:12:05,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:05,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 03:12:05,390 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 03:12:05,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:12:05,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:05,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:06,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:06,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:06,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-19 03:12:06,121 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-19 03:12:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:12:06,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:06,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:06,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:12:06,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:06,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:06,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:12:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:06,538 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:12:06,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:12:06 ImpRootNode [2023-11-19 03:12:06,580 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:12:06,581 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:12:06,581 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:12:06,581 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:12:06,581 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:05" (3/4) ... [2023-11-19 03:12:06,585 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 03:12:06,587 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:12:06,588 INFO L158 Benchmark]: Toolchain (without parser) took 3427.46ms. Allocated memory is still 174.1MB. Free memory was 141.2MB in the beginning and 118.0MB in the end (delta: 23.2MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2023-11-19 03:12:06,589 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 102.8MB in the beginning and 102.6MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:06,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1249.62ms. Allocated memory is still 174.1MB. Free memory was 141.0MB in the beginning and 82.9MB in the end (delta: 58.2MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. [2023-11-19 03:12:06,590 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.04ms. Allocated memory is still 174.1MB. Free memory was 82.9MB in the beginning and 79.6MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:12:06,592 INFO L158 Benchmark]: Boogie Preprocessor took 52.13ms. Allocated memory is still 174.1MB. Free memory was 79.6MB in the beginning and 77.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:06,592 INFO L158 Benchmark]: RCFGBuilder took 741.78ms. Allocated memory is still 174.1MB. Free memory was 77.5MB in the beginning and 109.6MB in the end (delta: -32.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:12:06,593 INFO L158 Benchmark]: CodeCheck took 1274.21ms. Allocated memory is still 174.1MB. Free memory was 109.6MB in the beginning and 118.0MB in the end (delta: -8.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:06,598 INFO L158 Benchmark]: Witness Printer took 5.94ms. Allocated memory is still 174.1MB. Free memory is still 118.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:06,605 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 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, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 1553. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:13}, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_add_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_add_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_add_52c_badSink(data) [L1572] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, 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 0.31ms. Allocated memory is still 130.0MB. Free memory was 102.8MB in the beginning and 102.6MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1249.62ms. Allocated memory is still 174.1MB. Free memory was 141.0MB in the beginning and 82.9MB in the end (delta: 58.2MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.04ms. Allocated memory is still 174.1MB. Free memory was 82.9MB in the beginning and 79.6MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.13ms. Allocated memory is still 174.1MB. Free memory was 79.6MB in the beginning and 77.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 741.78ms. Allocated memory is still 174.1MB. Free memory was 77.5MB in the beginning and 109.6MB in the end (delta: -32.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1274.21ms. Allocated memory is still 174.1MB. Free memory was 109.6MB in the beginning and 118.0MB in the end (delta: -8.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.94ms. Allocated memory is still 174.1MB. Free memory is still 118.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 03:12:06,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/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_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL --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 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:12:09,129 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:12:09,230 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 03:12:09,262 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:12:09,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:12:09,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:12:09,265 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:12:09,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:12:09,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:12:09,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:12:09,267 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:12:09,268 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:12:09,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:12:09,269 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:12:09,270 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:12:09,270 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:12:09,271 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:12:09,271 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:12:09,272 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:12:09,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:12:09,273 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:12:09,274 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:12:09,274 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:12:09,275 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:12:09,275 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:12:09,275 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:12:09,276 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:12:09,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:09,277 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:12:09,277 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:12:09,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:12:09,278 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:12:09,279 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:12:09,279 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:12:09,279 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:12:09,279 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:12:09,280 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_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 226550d301bb5de009f7f98654ad4f78134fd63bf49dd437cf3e6043d2ed0dc0 [2023-11-19 03:12:09,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:12:09,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:12:09,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:12:09,699 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:12:09,699 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:12:09,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i [2023-11-19 03:12:12,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:12:13,531 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:12:13,532 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_52_bad.i [2023-11-19 03:12:13,584 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/data/e881e61b3/024ccf25a10a404fb33d70b63782de27/FLAG38b2267c5 [2023-11-19 03:12:13,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/data/e881e61b3/024ccf25a10a404fb33d70b63782de27 [2023-11-19 03:12:13,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:12:13,624 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:12:13,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:13,630 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:12:13,635 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:12:13,639 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:13" (1/1) ... [2023-11-19 03:12:13,640 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71037b21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:13, skipping insertion in model container [2023-11-19 03:12:13,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:13" (1/1) ... [2023-11-19 03:12:13,761 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:12:14,314 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:12:15,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:15,062 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:12:15,090 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:12:15,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:15,390 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:12:15,390 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:12:15,390 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:12:15,390 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:12:15,390 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:12:15,398 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:12:15,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15 WrapperNode [2023-11-19 03:12:15,399 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:15,400 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:15,400 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:12:15,400 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:12:15,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15" (1/1) ... [2023-11-19 03:12:15,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15" (1/1) ... [2023-11-19 03:12:15,464 INFO L138 Inliner]: procedures = 506, calls = 58, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 58 [2023-11-19 03:12:15,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:15,466 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:12:15,466 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:12:15,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:12:15,475 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15" (1/1) ... [2023-11-19 03:12:15,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15" (1/1) ... [2023-11-19 03:12:15,480 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15" (1/1) ... [2023-11-19 03:12:15,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15" (1/1) ... [2023-11-19 03:12:15,504 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15" (1/1) ... [2023-11-19 03:12:15,519 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15" (1/1) ... [2023-11-19 03:12:15,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15" (1/1) ... [2023-11-19 03:12:15,524 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15" (1/1) ... [2023-11-19 03:12:15,529 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:12:15,530 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:12:15,530 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:12:15,530 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:12:15,531 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:15" (1/1) ... [2023-11-19 03:12:15,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:15,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:12:15,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:12:15,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:12:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:12:15,609 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:12:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:12:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:12:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:12:15,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:12:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:12:15,815 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:12:15,818 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:12:15,995 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:12:16,087 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:12:16,088 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:12:16,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:16 BoogieIcfgContainer [2023-11-19 03:12:16,094 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:12:16,096 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:12:16,096 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:12:16,106 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:12:16,107 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:16" (1/1) ... [2023-11-19 03:12:16,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:12:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:16,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-19 03:12:16,212 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-19 03:12:16,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:12:16,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:16,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:12:16,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:12:16,221 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:12:16,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:12:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:16,385 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:12:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:16,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:12:16,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:16,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:16,464 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:12:16,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:12:16,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:16,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-19 03:12:16,503 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-19 03:12:16,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:12:16,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:16,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:12:16,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:12:16,505 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:12:16,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:12:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:16,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:12:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:16,790 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 03:12:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 03:12:16,841 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:12:16,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 03:12:16,863 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 03:12:16,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:12:16 ImpRootNode [2023-11-19 03:12:16,902 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:12:16,902 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:12:16,902 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:12:16,903 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:12:16,903 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:16" (3/4) ... [2023-11-19 03:12:16,904 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 03:12:16,976 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:12:16,976 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:12:16,977 INFO L158 Benchmark]: Toolchain (without parser) took 3353.44ms. Allocated memory is still 127.9MB. Free memory was 100.2MB in the beginning and 74.7MB in the end (delta: 25.4MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-11-19 03:12:16,977 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:16,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1771.10ms. Allocated memory is still 127.9MB. Free memory was 99.8MB in the beginning and 70.3MB in the end (delta: 29.5MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2023-11-19 03:12:16,978 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.95ms. Allocated memory is still 127.9MB. Free memory was 70.3MB in the beginning and 66.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:16,979 INFO L158 Benchmark]: Boogie Preprocessor took 63.27ms. Allocated memory is still 127.9MB. Free memory was 66.8MB in the beginning and 64.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:16,979 INFO L158 Benchmark]: RCFGBuilder took 564.60ms. Allocated memory is still 127.9MB. Free memory was 64.7MB in the beginning and 46.5MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:12:16,980 INFO L158 Benchmark]: CodeCheck took 806.09ms. Allocated memory is still 127.9MB. Free memory was 46.5MB in the beginning and 76.8MB in the end (delta: -30.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:16,980 INFO L158 Benchmark]: Witness Printer took 74.27ms. Allocated memory is still 127.9MB. Free memory was 76.8MB in the beginning and 74.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:16,987 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 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, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 43 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 1572]: 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_add_52_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_add_52b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_add_52c_badSink(data) [L1572] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, 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 0.27ms. Allocated memory is still 65.0MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1771.10ms. Allocated memory is still 127.9MB. Free memory was 99.8MB in the beginning and 70.3MB in the end (delta: 29.5MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.95ms. Allocated memory is still 127.9MB. Free memory was 70.3MB in the beginning and 66.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.27ms. Allocated memory is still 127.9MB. Free memory was 66.8MB in the beginning and 64.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 564.60ms. Allocated memory is still 127.9MB. Free memory was 64.7MB in the beginning and 46.5MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 806.09ms. Allocated memory is still 127.9MB. Free memory was 46.5MB in the beginning and 76.8MB in the end (delta: -30.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 74.27ms. Allocated memory is still 127.9MB. Free memory was 76.8MB in the beginning and 74.7MB 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! [2023-11-19 03:12:17,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3b5e7f2-b91c-4d3a-a7be-8ed6c6b11180/bin/ukojak-verify-G8NBE6pJGL/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)