./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_51_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_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/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_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_51_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/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_c29a9095-709b-41de-88e2-77b6e5c651c1/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 ce15b33d0209d4dc4c0d4bd0acac7881dc02f545d575b19f40846c1446ccb7b9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:12:15,073 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:12:15,138 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 22:12:15,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:12:15,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:12:15,164 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:12:15,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:12:15,165 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:12:15,166 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:12:15,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:12:15,167 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:12:15,167 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:12:15,168 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:12:15,168 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:12:15,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:12:15,170 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:12:15,170 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:12:15,171 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:12:15,171 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:12:15,172 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:12:15,172 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:12:15,173 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:12:15,173 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:12:15,174 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:12:15,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:12:15,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:12:15,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:12:15,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:12:15,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:12:15,176 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:12:15,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:12:15,177 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:12:15,177 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_c29a9095-709b-41de-88e2-77b6e5c651c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce15b33d0209d4dc4c0d4bd0acac7881dc02f545d575b19f40846c1446ccb7b9 [2023-12-02 22:12:15,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:12:15,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:12:15,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:12:15,426 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:12:15,426 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:12:15,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_51_bad.i [2023-12-02 22:12:18,133 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:12:18,426 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:12:18,427 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_51_bad.i [2023-12-02 22:12:18,451 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/data/eeeb9ddd2/4d0c345429ac4ebc9ed5119c20113228/FLAG437fdee21 [2023-12-02 22:12:18,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/data/eeeb9ddd2/4d0c345429ac4ebc9ed5119c20113228 [2023-12-02 22:12:18,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:12:18,469 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:12:18,470 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:12:18,470 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:12:18,475 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:12:18,476 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:12:18" (1/1) ... [2023-12-02 22:12:18,477 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a8b31b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:18, skipping insertion in model container [2023-12-02 22:12:18,477 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:12:18" (1/1) ... [2023-12-02 22:12:18,536 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:12:19,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:12:19,276 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:12:19,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:12:19,518 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:12:19,519 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:12:19,519 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:12:19,519 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:12:19,527 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:12:19,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19 WrapperNode [2023-12-02 22:12:19,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:12:19,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:12:19,529 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:12:19,529 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:12:19,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19" (1/1) ... [2023-12-02 22:12:19,561 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19" (1/1) ... [2023-12-02 22:12:19,589 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 91 [2023-12-02 22:12:19,590 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:12:19,590 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:12:19,590 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:12:19,590 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:12:19,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19" (1/1) ... [2023-12-02 22:12:19,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19" (1/1) ... [2023-12-02 22:12:19,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19" (1/1) ... [2023-12-02 22:12:19,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19" (1/1) ... [2023-12-02 22:12:19,609 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19" (1/1) ... [2023-12-02 22:12:19,611 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19" (1/1) ... [2023-12-02 22:12:19,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19" (1/1) ... [2023-12-02 22:12:19,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19" (1/1) ... [2023-12-02 22:12:19,616 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:12:19,617 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:12:19,617 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:12:19,617 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:12:19,618 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:19" (1/1) ... [2023-12-02 22:12:19,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:12:19,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:12:19,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:12:19,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:12:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 22:12:19,679 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 22:12:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:12:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:12:19,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:12:19,679 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 22:12:19,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:12:19,815 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:12:19,817 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:12:19,987 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:12:20,178 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:12:20,178 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 22:12:20,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:12:20 BoogieIcfgContainer [2023-12-02 22:12:20,179 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:12:20,180 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:12:20,180 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:12:20,188 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:12:20,188 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:12:20" (1/1) ... [2023-12-02 22:12:20,195 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:12:20,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:20,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 22:12:20,241 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 22:12:20,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:12:20,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:20,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:20,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:12:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-02 22:12:20,665 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-02 22:12:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:12:20,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:20,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:20,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:12:20,747 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:12:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:12:20,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:12:20,884 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:12:20,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:12:20,933 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 22:12:20,953 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet111 [2023-12-02 22:12:20,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:12:20 ImpRootNode [2023-12-02 22:12:20,958 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:12:20,958 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:12:20,958 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:12:20,959 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:12:20,959 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:12:20" (3/4) ... [2023-12-02 22:12:20,961 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:12:20,962 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:12:20,963 INFO L158 Benchmark]: Toolchain (without parser) took 2493.65ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 77.7MB in the beginning and 63.3MB in the end (delta: 14.4MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2023-12-02 22:12:20,963 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:12:20,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1057.56ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 77.4MB in the beginning and 96.5MB in the end (delta: -19.0MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-12-02 22:12:20,965 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.34ms. Allocated memory is still 159.4MB. Free memory was 96.5MB in the beginning and 93.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:12:20,965 INFO L158 Benchmark]: Boogie Preprocessor took 26.51ms. Allocated memory is still 159.4MB. Free memory was 93.0MB in the beginning and 91.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:12:20,966 INFO L158 Benchmark]: RCFGBuilder took 562.19ms. Allocated memory is still 159.4MB. Free memory was 91.5MB in the beginning and 123.1MB in the end (delta: -31.6MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2023-12-02 22:12:20,966 INFO L158 Benchmark]: CodeCheck took 777.78ms. Allocated memory is still 159.4MB. Free memory was 123.1MB in the beginning and 63.3MB in the end (delta: 59.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-12-02 22:12:20,967 INFO L158 Benchmark]: Witness Printer took 3.54ms. Allocated memory is still 159.4MB. Free memory is still 63.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:12:20,970 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, 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, 0.2s 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: 1567]: 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)=13, argc=13, argv={14:16}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_add_51_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_51b_badSink(data) [L1567] 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 0.20ms. Allocated memory is still 117.4MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1057.56ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 77.4MB in the beginning and 96.5MB in the end (delta: -19.0MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.34ms. Allocated memory is still 159.4MB. Free memory was 96.5MB in the beginning and 93.0MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.51ms. Allocated memory is still 159.4MB. Free memory was 93.0MB in the beginning and 91.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 562.19ms. Allocated memory is still 159.4MB. Free memory was 91.5MB in the beginning and 123.1MB in the end (delta: -31.6MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * CodeCheck took 777.78ms. Allocated memory is still 159.4MB. Free memory was 123.1MB in the beginning and 63.3MB in the end (delta: 59.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 3.54ms. Allocated memory is still 159.4MB. Free memory is still 63.3MB. 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 [2023-12-02 22:12:20,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/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_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/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_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_51_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/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_c29a9095-709b-41de-88e2-77b6e5c651c1/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 ce15b33d0209d4dc4c0d4bd0acac7881dc02f545d575b19f40846c1446ccb7b9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:12:22,881 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:12:22,958 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-02 22:12:22,989 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:12:22,990 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:12:22,991 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:12:22,992 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:12:22,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:12:22,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:12:22,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:12:22,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:12:22,994 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:12:22,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:12:22,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:12:22,996 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:12:22,996 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:12:22,997 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:12:22,997 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:12:22,998 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:12:22,998 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:12:22,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:12:22,999 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:12:23,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:12:23,000 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:12:23,001 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:12:23,001 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:12:23,002 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:12:23,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:12:23,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:12:23,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:12:23,003 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:12:23,004 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:12:23,004 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:12:23,004 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:12:23,004 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:12:23,005 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:12:23,005 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_c29a9095-709b-41de-88e2-77b6e5c651c1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce15b33d0209d4dc4c0d4bd0acac7881dc02f545d575b19f40846c1446ccb7b9 [2023-12-02 22:12:23,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:12:23,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:12:23,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:12:23,324 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:12:23,324 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:12:23,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_51_bad.i [2023-12-02 22:12:26,100 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:12:26,425 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:12:26,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_51_bad.i [2023-12-02 22:12:26,449 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/data/1a640b624/720e916ed72646ba9535d38f124b8e37/FLAG4f735195b [2023-12-02 22:12:26,463 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/data/1a640b624/720e916ed72646ba9535d38f124b8e37 [2023-12-02 22:12:26,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:12:26,468 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:12:26,469 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:12:26,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:12:26,474 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:12:26,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:12:26" (1/1) ... [2023-12-02 22:12:26,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b438b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:26, skipping insertion in model container [2023-12-02 22:12:26,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:12:26" (1/1) ... [2023-12-02 22:12:26,535 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:12:27,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:12:27,332 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:12:27,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:12:27,533 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:12:27,533 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:12:27,533 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:12:27,533 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:12:27,539 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:12:27,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27 WrapperNode [2023-12-02 22:12:27,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:12:27,541 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:12:27,541 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:12:27,541 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:12:27,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27" (1/1) ... [2023-12-02 22:12:27,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27" (1/1) ... [2023-12-02 22:12:27,597 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2023-12-02 22:12:27,598 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:12:27,599 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:12:27,599 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:12:27,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:12:27,613 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27" (1/1) ... [2023-12-02 22:12:27,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27" (1/1) ... [2023-12-02 22:12:27,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27" (1/1) ... [2023-12-02 22:12:27,619 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27" (1/1) ... [2023-12-02 22:12:27,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27" (1/1) ... [2023-12-02 22:12:27,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27" (1/1) ... [2023-12-02 22:12:27,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27" (1/1) ... [2023-12-02 22:12:27,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27" (1/1) ... [2023-12-02 22:12:27,640 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:12:27,641 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:12:27,641 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:12:27,641 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:12:27,642 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:12:27" (1/1) ... [2023-12-02 22:12:27,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:12:27,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:12:27,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:12:27,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:12:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 22:12:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 22:12:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:12:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:12:27,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:12:27,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:12:27,729 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 22:12:27,880 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:12:27,882 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:12:27,993 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:12:28,052 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:12:28,052 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 22:12:28,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:12:28 BoogieIcfgContainer [2023-12-02 22:12:28,054 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:12:28,055 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:12:28,055 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:12:28,065 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:12:28,065 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:12:28" (1/1) ... [2023-12-02 22:12:28,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:12:28,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:28,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 22:12:28,132 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 22:12:28,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:12:28,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:28,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:12:28,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:12:28,173 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:12:28,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:12:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:28,301 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:12:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:28,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:12:28,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:28,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:12:28,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:12:28,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:28,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-02 22:12:28,390 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-02 22:12:28,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:12:28,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:28,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:12:28,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:12:28,392 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:12:28,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 22:12:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:12:28,547 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:12:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:12:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:12:28,690 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:12:28,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:12:28,759 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 22:12:28,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 22:12:28,773 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 22:12:28,796 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet105 [2023-12-02 22:12:28,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:12:28 ImpRootNode [2023-12-02 22:12:28,803 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:12:28,804 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:12:28,804 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:12:28,804 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:12:28,805 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:12:28" (3/4) ... [2023-12-02 22:12:28,807 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:12:28,808 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:12:28,809 INFO L158 Benchmark]: Toolchain (without parser) took 2341.04ms. Allocated memory is still 113.2MB. Free memory was 86.4MB in the beginning and 83.3MB in the end (delta: 3.1MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-12-02 22:12:28,809 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:12:28,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1071.08ms. Allocated memory is still 113.2MB. Free memory was 85.8MB in the beginning and 49.6MB in the end (delta: 36.2MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2023-12-02 22:12:28,810 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.44ms. Allocated memory is still 113.2MB. Free memory was 49.6MB in the beginning and 46.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:12:28,811 INFO L158 Benchmark]: Boogie Preprocessor took 41.45ms. Allocated memory is still 113.2MB. Free memory was 46.6MB in the beginning and 87.7MB in the end (delta: -41.1MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-12-02 22:12:28,811 INFO L158 Benchmark]: RCFGBuilder took 413.25ms. Allocated memory is still 113.2MB. Free memory was 87.5MB in the beginning and 68.9MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 22:12:28,812 INFO L158 Benchmark]: CodeCheck took 748.35ms. Allocated memory is still 113.2MB. Free memory was 68.9MB in the beginning and 83.9MB in the end (delta: -15.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:12:28,813 INFO L158 Benchmark]: Witness Printer took 3.97ms. Allocated memory is still 113.2MB. Free memory was 83.9MB in the beginning and 83.3MB in the end (delta: 653.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:12:28,816 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, 41 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 - UnprovableResult [Line: 1567]: 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_add_51_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_51b_badSink(data) [L1567] 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 0.20ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1071.08ms. Allocated memory is still 113.2MB. Free memory was 85.8MB in the beginning and 49.6MB in the end (delta: 36.2MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.44ms. Allocated memory is still 113.2MB. Free memory was 49.6MB in the beginning and 46.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.45ms. Allocated memory is still 113.2MB. Free memory was 46.6MB in the beginning and 87.7MB in the end (delta: -41.1MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * RCFGBuilder took 413.25ms. Allocated memory is still 113.2MB. Free memory was 87.5MB in the beginning and 68.9MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 748.35ms. Allocated memory is still 113.2MB. Free memory was 68.9MB in the beginning and 83.9MB in the end (delta: -15.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.97ms. Allocated memory is still 113.2MB. Free memory was 83.9MB in the beginning and 83.3MB in the end (delta: 653.0kB). 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 [2023-12-02 22:12:28,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c29a9095-709b-41de-88e2-77b6e5c651c1/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