./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_63_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c1e7d662e14dab076edf8cd456e2947c48701e7d463679b82c7deff23d50c6be --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:54:27,488 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:54:27,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 02:54:27,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:54:27,557 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:54:27,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:54:27,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:54:27,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:54:27,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:54:27,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:54:27,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:54:27,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:54:27,583 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:54:27,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:54:27,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:54:27,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:54:27,585 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:54:27,585 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:54:27,586 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:54:27,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:54:27,587 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:54:27,589 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:54:27,589 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:54:27,590 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:54:27,590 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:54:27,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:54:27,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:54:27,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:54:27,592 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:54:27,592 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:54:27,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:54:27,593 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:54:27,593 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_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1e7d662e14dab076edf8cd456e2947c48701e7d463679b82c7deff23d50c6be [2023-12-03 02:54:27,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:54:27,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:54:27,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:54:27,816 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:54:27,817 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:54:27,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_63_bad.i [2023-12-03 02:54:30,658 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:54:30,975 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:54:30,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_63_bad.i [2023-12-03 02:54:31,002 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/data/3a2dca7a4/9d57a56c0c74404bb6c74076fa1177d0/FLAGf9d2aeb75 [2023-12-03 02:54:31,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/data/3a2dca7a4/9d57a56c0c74404bb6c74076fa1177d0 [2023-12-03 02:54:31,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:54:31,023 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:54:31,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:54:31,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:54:31,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:54:31,031 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:54:31" (1/1) ... [2023-12-03 02:54:31,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7569fbf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:31, skipping insertion in model container [2023-12-03 02:54:31,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:54:31" (1/1) ... [2023-12-03 02:54:31,102 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:54:31,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:54:31,962 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:54:32,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:54:32,155 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:54:32,155 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:54:32,155 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:54:32,155 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:54:32,164 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:54:32,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32 WrapperNode [2023-12-03 02:54:32,164 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:54:32,165 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:54:32,166 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:54:32,166 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:54:32,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,198 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,230 INFO L138 Inliner]: procedures = 499, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-12-03 02:54:32,230 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:54:32,231 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:54:32,231 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:54:32,231 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:54:32,242 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,253 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,260 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:54:32,264 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:54:32,265 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:54:32,265 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:54:32,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:54:32,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:54:32,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:54:32,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:54:32,342 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 02:54:32,342 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 02:54:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:54:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:54:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:54:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:54:32,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:54:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:54:32,343 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 02:54:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:54:32,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:54:32,509 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:54:32,511 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:54:32,714 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:54:32,914 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:54:32,914 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:54:32,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:54:32 BoogieIcfgContainer [2023-12-03 02:54:32,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:54:32,917 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:54:32,917 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:54:32,927 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:54:32,928 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:54:32" (1/1) ... [2023-12-03 02:54:32,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:54:32,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:32,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-03 02:54:32,989 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-03 02:54:32,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:54:32,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:32,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:33,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:54:33,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:33,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-12-03 02:54:33,360 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-12-03 02:54:33,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:54:33,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:33,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:54:33,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:54:33,549 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:54:33,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:54:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:54:33,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:54:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:54:33,830 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 02:54:33,856 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet111 [2023-12-03 02:54:33,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:54:33 ImpRootNode [2023-12-03 02:54:33,862 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:54:33,863 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:54:33,863 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:54:33,863 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:54:33,864 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:54:32" (3/4) ... [2023-12-03 02:54:33,866 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:54:33,867 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:54:33,868 INFO L158 Benchmark]: Toolchain (without parser) took 2844.91ms. Allocated memory is still 153.1MB. Free memory was 105.3MB in the beginning and 103.2MB in the end (delta: 2.2MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2023-12-03 02:54:33,868 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:54:33,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1140.32ms. Allocated memory is still 153.1MB. Free memory was 105.1MB in the beginning and 79.5MB in the end (delta: 25.6MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2023-12-03 02:54:33,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.89ms. Allocated memory is still 153.1MB. Free memory was 79.5MB in the beginning and 77.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:54:33,870 INFO L158 Benchmark]: Boogie Preprocessor took 32.76ms. Allocated memory is still 153.1MB. Free memory was 77.1MB in the beginning and 75.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:54:33,871 INFO L158 Benchmark]: RCFGBuilder took 651.37ms. Allocated memory is still 153.1MB. Free memory was 75.3MB in the beginning and 102.8MB in the end (delta: -27.5MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2023-12-03 02:54:33,871 INFO L158 Benchmark]: CodeCheck took 945.68ms. Allocated memory is still 153.1MB. Free memory was 102.8MB in the beginning and 103.2MB in the end (delta: -382.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:54:33,872 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 153.1MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:54:33,875 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 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, 6 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, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 40 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, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559, 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)=14, argc=14, argv={13:16}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_multiply_63_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_multiply_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1567] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, dataPtr={23746:0}, dataPtr={23746:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, dataPtr={23746:0}, dataPtr={23746:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 54.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1140.32ms. Allocated memory is still 153.1MB. Free memory was 105.1MB in the beginning and 79.5MB in the end (delta: 25.6MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.89ms. Allocated memory is still 153.1MB. Free memory was 79.5MB in the beginning and 77.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.76ms. Allocated memory is still 153.1MB. Free memory was 77.1MB in the beginning and 75.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 651.37ms. Allocated memory is still 153.1MB. Free memory was 75.3MB in the beginning and 102.8MB in the end (delta: -27.5MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * CodeCheck took 945.68ms. Allocated memory is still 153.1MB. Free memory was 102.8MB in the beginning and 103.2MB in the end (delta: -382.3kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 153.1MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet111 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 02:54:33,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c1e7d662e14dab076edf8cd456e2947c48701e7d463679b82c7deff23d50c6be --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:54:35,966 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:54:36,050 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 02:54:36,084 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:54:36,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:54:36,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:54:36,086 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:54:36,087 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:54:36,088 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:54:36,088 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:54:36,089 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:54:36,089 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:54:36,090 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:54:36,091 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:54:36,091 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:54:36,092 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:54:36,092 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:54:36,093 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:54:36,093 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:54:36,094 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:54:36,094 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:54:36,095 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:54:36,096 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:54:36,096 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:54:36,097 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:54:36,097 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:54:36,098 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:54:36,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:54:36,099 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:54:36,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:54:36,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:54:36,100 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:54:36,101 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:54:36,101 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:54:36,101 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:54:36,102 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:54:36,102 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_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1e7d662e14dab076edf8cd456e2947c48701e7d463679b82c7deff23d50c6be [2023-12-03 02:54:36,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:54:36,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:54:36,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:54:36,428 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:54:36,429 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:54:36,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_63_bad.i [2023-12-03 02:54:39,273 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:54:39,615 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:54:39,615 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_63_bad.i [2023-12-03 02:54:39,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/data/a3dfe4f29/724db1c69e634b72b8edfdc51376a298/FLAGebbe7ca42 [2023-12-03 02:54:39,656 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/data/a3dfe4f29/724db1c69e634b72b8edfdc51376a298 [2023-12-03 02:54:39,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:54:39,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:54:39,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:54:39,662 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:54:39,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:54:39,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:54:39" (1/1) ... [2023-12-03 02:54:39,670 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df6c5f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:39, skipping insertion in model container [2023-12-03 02:54:39,670 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:54:39" (1/1) ... [2023-12-03 02:54:39,733 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:54:40,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:54:40,618 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:54:40,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:54:40,840 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:54:40,840 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:54:40,841 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:54:40,841 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:54:40,848 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:54:40,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40 WrapperNode [2023-12-03 02:54:40,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:54:40,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:54:40,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:54:40,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:54:40,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40" (1/1) ... [2023-12-03 02:54:40,886 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40" (1/1) ... [2023-12-03 02:54:40,913 INFO L138 Inliner]: procedures = 504, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 65 [2023-12-03 02:54:40,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:54:40,914 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:54:40,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:54:40,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:54:40,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40" (1/1) ... [2023-12-03 02:54:40,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40" (1/1) ... [2023-12-03 02:54:40,930 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40" (1/1) ... [2023-12-03 02:54:40,930 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40" (1/1) ... [2023-12-03 02:54:40,941 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40" (1/1) ... [2023-12-03 02:54:40,943 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40" (1/1) ... [2023-12-03 02:54:40,947 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40" (1/1) ... [2023-12-03 02:54:40,949 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40" (1/1) ... [2023-12-03 02:54:40,954 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:54:40,955 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:54:40,955 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:54:40,956 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:54:40,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:54:40" (1/1) ... [2023-12-03 02:54:40,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:54:40,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:54:40,994 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:54:41,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:54:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 02:54:41,031 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 02:54:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:54:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:54:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:54:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:54:41,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:54:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:54:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:54:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:54:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 02:54:41,180 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:54:41,182 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:54:41,334 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:54:41,410 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:54:41,410 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:54:41,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:54:41 BoogieIcfgContainer [2023-12-03 02:54:41,412 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:54:41,413 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:54:41,413 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:54:41,424 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:54:41,424 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:54:41" (1/1) ... [2023-12-03 02:54:41,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:54:41,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:41,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-03 02:54:41,495 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-03 02:54:41,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:54:41,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:41,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:54:41,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:54:41,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:54:41,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:54:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:41,703 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:54:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:54:41,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:54:41,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:54:41,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:54:41,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 02:54:41,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:54:41,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-12-03 02:54:41,880 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-12-03 02:54:41,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:54:41,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:54:41,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:54:41,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:54:41,883 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:54:41,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 02:54:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:54:42,095 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:54:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:54:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:54:42,368 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 02:54:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 02:54:42,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-12-03 02:54:42,452 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 02:54:42,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet105 [2023-12-03 02:54:42,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:54:42 ImpRootNode [2023-12-03 02:54:42,482 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:54:42,483 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:54:42,483 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:54:42,483 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:54:42,484 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:54:41" (3/4) ... [2023-12-03 02:54:42,486 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 02:54:42,487 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:54:42,488 INFO L158 Benchmark]: Toolchain (without parser) took 2828.01ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 67.3MB in the beginning and 79.6MB in the end (delta: -12.3MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-12-03 02:54:42,489 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:54:42,489 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1187.11ms. Allocated memory is still 94.4MB. Free memory was 67.1MB in the beginning and 57.4MB in the end (delta: 9.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2023-12-03 02:54:42,490 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.08ms. Allocated memory is still 94.4MB. Free memory was 57.4MB in the beginning and 54.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:54:42,491 INFO L158 Benchmark]: Boogie Preprocessor took 40.08ms. Allocated memory is still 94.4MB. Free memory was 54.3MB in the beginning and 52.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:54:42,491 INFO L158 Benchmark]: RCFGBuilder took 457.15ms. Allocated memory is still 94.4MB. Free memory was 52.2MB in the beginning and 62.4MB in the end (delta: -10.2MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-12-03 02:54:42,492 INFO L158 Benchmark]: CodeCheck took 1069.19ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 62.4MB in the beginning and 79.6MB in the end (delta: -17.2MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2023-12-03 02:54:42,493 INFO L158 Benchmark]: Witness Printer took 4.52ms. Allocated memory is still 113.2MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:54:42,496 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: 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, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.1s 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, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 44 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, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 68 ConjunctsInSsa, 2 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: 1569]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_multiply_63_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_multiply_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1567] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, dataPtr={5:0}, dataPtr={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, dataPtr={5:0}, dataPtr={5:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1187.11ms. Allocated memory is still 94.4MB. Free memory was 67.1MB in the beginning and 57.4MB in the end (delta: 9.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.08ms. Allocated memory is still 94.4MB. Free memory was 57.4MB in the beginning and 54.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.08ms. Allocated memory is still 94.4MB. Free memory was 54.3MB in the beginning and 52.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 457.15ms. Allocated memory is still 94.4MB. Free memory was 52.2MB in the beginning and 62.4MB in the end (delta: -10.2MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * CodeCheck took 1069.19ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 62.4MB in the beginning and 79.6MB in the end (delta: -17.2MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Witness Printer took 4.52ms. Allocated memory is still 113.2MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet105 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 02:54:42,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eb5c5fa-95d3-41db-8ac5-ddbc07f5c540/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample