./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_03_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_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/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_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/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_f88487ff-7de4-40ef-88dc-ac6134297f8c/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 75a831093241da40ba27aaa90120f843977fbfa6d24673ec54cf7d8804c41f65 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:23:06,078 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:23:06,139 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 22:23:06,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:23:06,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:23:06,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:23:06,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:23:06,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:23:06,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:23:06,169 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:23:06,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:23:06,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:23:06,171 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:23:06,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:23:06,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:23:06,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:23:06,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:23:06,173 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:23:06,174 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:23:06,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:23:06,175 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:23:06,176 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:23:06,176 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:23:06,177 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:23:06,177 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:23:06,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:23:06,179 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:23:06,179 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:23:06,180 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:23:06,180 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:23:06,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:23:06,181 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:23:06,181 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_f88487ff-7de4-40ef-88dc-ac6134297f8c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a831093241da40ba27aaa90120f843977fbfa6d24673ec54cf7d8804c41f65 [2023-12-02 22:23:06,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:23:06,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:23:06,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:23:06,397 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:23:06,397 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:23:06,398 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_03_bad.i [2023-12-02 22:23:09,171 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:23:09,486 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:23:09,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_03_bad.i [2023-12-02 22:23:09,511 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/data/bf55e84a4/79c655fd136b43b8a0e043bfd07e74b3/FLAGae6c05f7b [2023-12-02 22:23:09,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/data/bf55e84a4/79c655fd136b43b8a0e043bfd07e74b3 [2023-12-02 22:23:09,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:23:09,529 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:23:09,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:23:09,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:23:09,535 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:23:09,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:23:09" (1/1) ... [2023-12-02 22:23:09,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1edc33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:09, skipping insertion in model container [2023-12-02 22:23:09,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:23:09" (1/1) ... [2023-12-02 22:23:09,597 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:23:10,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:23:10,286 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:23:10,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:23:10,536 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:23:10,536 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:23:10,536 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:23:10,536 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:23:10,544 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:23:10,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10 WrapperNode [2023-12-02 22:23:10,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:23:10,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:23:10,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:23:10,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:23:10,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2023-12-02 22:23:10,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2023-12-02 22:23:10,597 INFO L138 Inliner]: procedures = 498, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 94 [2023-12-02 22:23:10,597 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:23:10,598 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:23:10,598 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:23:10,598 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:23:10,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2023-12-02 22:23:10,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2023-12-02 22:23:10,608 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2023-12-02 22:23:10,609 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2023-12-02 22:23:10,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2023-12-02 22:23:10,617 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2023-12-02 22:23:10,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2023-12-02 22:23:10,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2023-12-02 22:23:10,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:23:10,634 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:23:10,634 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:23:10,634 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:23:10,635 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:10" (1/1) ... [2023-12-02 22:23:10,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:23:10,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:23:10,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:23:10,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:23:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 22:23:10,710 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 22:23:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:23:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:23:10,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:23:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 22:23:10,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:23:10,844 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:23:10,846 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:23:11,009 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:23:11,199 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:23:11,199 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:23:11,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:23:11 BoogieIcfgContainer [2023-12-02 22:23:11,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:23:11,201 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:23:11,201 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:23:11,209 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:23:11,209 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:23:11" (1/1) ... [2023-12-02 22:23:11,216 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:23:11,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:11,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-02 22:23:11,262 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-02 22:23:11,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:23:11,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:11,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:11,638 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 22:23:11,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:11,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2023-12-02 22:23:11,721 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2023-12-02 22:23:11,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:23:11,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:11,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:23:11,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:23:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:23:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:23:11,967 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:23:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:23:12,014 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 22:23:12,036 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet112 [2023-12-02 22:23:12,039 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post110 could not be translated [2023-12-02 22:23:12,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:23:12 ImpRootNode [2023-12-02 22:23:12,043 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:23:12,043 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:23:12,044 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:23:12,044 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:23:12,044 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:23:11" (3/4) ... [2023-12-02 22:23:12,046 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:23:12,047 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:23:12,047 INFO L158 Benchmark]: Toolchain (without parser) took 2518.01ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 135.1MB in the beginning and 144.7MB in the end (delta: -9.6MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2023-12-02 22:23:12,048 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:23:12,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1014.63ms. Allocated memory is still 169.9MB. Free memory was 134.4MB in the beginning and 70.8MB in the end (delta: 63.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-12-02 22:23:12,049 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.58ms. Allocated memory is still 169.9MB. Free memory was 70.8MB in the beginning and 67.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:23:12,050 INFO L158 Benchmark]: Boogie Preprocessor took 35.41ms. Allocated memory is still 169.9MB. Free memory was 67.4MB in the beginning and 139.7MB in the end (delta: -72.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-12-02 22:23:12,050 INFO L158 Benchmark]: RCFGBuilder took 566.59ms. Allocated memory is still 169.9MB. Free memory was 139.7MB in the beginning and 98.9MB in the end (delta: 40.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-12-02 22:23:12,051 INFO L158 Benchmark]: CodeCheck took 841.81ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 98.9MB in the beginning and 144.7MB in the end (delta: -45.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:23:12,051 INFO L158 Benchmark]: Witness Printer took 3.24ms. Allocated memory is still 205.5MB. Free memory is still 144.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:23:12,055 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: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 4 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 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, 14 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: 1559]: 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 1568, overapproximation of bitwiseOr at line 1554. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] 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) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE190_Integer_Overflow__int_rand_postinc_03_bad() [L1550] int data; [L1551] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.19ms. Allocated memory is still 100.7MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1014.63ms. Allocated memory is still 169.9MB. Free memory was 134.4MB in the beginning and 70.8MB in the end (delta: 63.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.58ms. Allocated memory is still 169.9MB. Free memory was 70.8MB in the beginning and 67.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.41ms. Allocated memory is still 169.9MB. Free memory was 67.4MB in the beginning and 139.7MB in the end (delta: -72.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * RCFGBuilder took 566.59ms. Allocated memory is still 169.9MB. Free memory was 139.7MB in the beginning and 98.9MB in the end (delta: 40.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 841.81ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 98.9MB in the beginning and 144.7MB in the end (delta: -45.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.24ms. Allocated memory is still 205.5MB. Free memory is still 144.7MB. 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~nondet112 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post110 could not be translated - 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 22:23:12,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/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_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/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_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/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_f88487ff-7de4-40ef-88dc-ac6134297f8c/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 75a831093241da40ba27aaa90120f843977fbfa6d24673ec54cf7d8804c41f65 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:23:14,014 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:23:14,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-02 22:23:14,128 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:23:14,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:23:14,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:23:14,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:23:14,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:23:14,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:23:14,131 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:23:14,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:23:14,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:23:14,133 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:23:14,133 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:23:14,134 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:23:14,134 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:23:14,135 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:23:14,135 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:23:14,136 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:23:14,136 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:23:14,137 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:23:14,137 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:23:14,138 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:23:14,138 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:23:14,139 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:23:14,139 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:23:14,140 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:23:14,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:23:14,141 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:23:14,141 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:23:14,141 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:23:14,142 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:23:14,142 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:23:14,142 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:23:14,143 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:23:14,143 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:23:14,143 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_f88487ff-7de4-40ef-88dc-ac6134297f8c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a831093241da40ba27aaa90120f843977fbfa6d24673ec54cf7d8804c41f65 [2023-12-02 22:23:14,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:23:14,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:23:14,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:23:14,442 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:23:14,442 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:23:14,444 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_03_bad.i [2023-12-02 22:23:17,232 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:23:17,574 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:23:17,575 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_03_bad.i [2023-12-02 22:23:17,599 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/data/082b249f3/89091220d3a64e99a97cbb90c7b7a99d/FLAGb94266857 [2023-12-02 22:23:17,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/data/082b249f3/89091220d3a64e99a97cbb90c7b7a99d [2023-12-02 22:23:17,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:23:17,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:23:17,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:23:17,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:23:17,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:23:17,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:23:17" (1/1) ... [2023-12-02 22:23:17,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13c76e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:17, skipping insertion in model container [2023-12-02 22:23:17,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:23:17" (1/1) ... [2023-12-02 22:23:17,696 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:23:18,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:23:18,436 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:23:18,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:23:18,632 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:23:18,633 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:23:18,633 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:23:18,633 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:23:18,639 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:23:18,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18 WrapperNode [2023-12-02 22:23:18,640 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:23:18,641 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:23:18,641 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:23:18,641 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:23:18,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18" (1/1) ... [2023-12-02 22:23:18,674 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18" (1/1) ... [2023-12-02 22:23:18,697 INFO L138 Inliner]: procedures = 503, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2023-12-02 22:23:18,698 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:23:18,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:23:18,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:23:18,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:23:18,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18" (1/1) ... [2023-12-02 22:23:18,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18" (1/1) ... [2023-12-02 22:23:18,711 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18" (1/1) ... [2023-12-02 22:23:18,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18" (1/1) ... [2023-12-02 22:23:18,721 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18" (1/1) ... [2023-12-02 22:23:18,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18" (1/1) ... [2023-12-02 22:23:18,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18" (1/1) ... [2023-12-02 22:23:18,729 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18" (1/1) ... [2023-12-02 22:23:18,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:23:18,735 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:23:18,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:23:18,735 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:23:18,736 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:23:18" (1/1) ... [2023-12-02 22:23:18,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:23:18,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:23:18,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:23:18,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:23:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 22:23:18,797 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 22:23:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:23:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:23:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:23:18,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:23:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 22:23:18,941 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:23:18,943 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:23:19,062 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:23:19,119 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:23:19,120 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:23:19,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:23:19 BoogieIcfgContainer [2023-12-02 22:23:19,121 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:23:19,122 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:23:19,122 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:23:19,132 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:23:19,132 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:23:19" (1/1) ... [2023-12-02 22:23:19,141 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:23:19,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:19,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-12-02 22:23:19,195 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-12-02 22:23:19,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:23:19,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:19,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:23:19,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:23:19,201 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:23:19,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 22:23:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:19,347 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 22:23:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:19,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:23:19,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:19,398 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 22:23:19,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 22:23:19,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2023-12-02 22:23:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2023-12-02 22:23:19,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:23:19,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:19,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 22:23:19,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 22:23:19,439 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 22:23:19,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 22:23:19,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:23:19,610 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:23:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:23:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:23:19,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 22:23:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 22:23:19,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 22:23:19,828 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 22:23:19,859 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet106 [2023-12-02 22:23:19,862 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated [2023-12-02 22:23:19,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:23:19 ImpRootNode [2023-12-02 22:23:19,866 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:23:19,867 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:23:19,867 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:23:19,867 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:23:19,868 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:23:19" (3/4) ... [2023-12-02 22:23:19,870 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 22:23:19,871 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:23:19,872 INFO L158 Benchmark]: Toolchain (without parser) took 2254.19ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 53.4MB in the beginning and 41.3MB in the end (delta: 12.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 22:23:19,872 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 79.7MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:23:19,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1021.85ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 53.1MB in the beginning and 58.1MB in the end (delta: -5.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-12-02 22:23:19,874 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.51ms. Allocated memory is still 102.8MB. Free memory was 58.1MB in the beginning and 55.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:23:19,874 INFO L158 Benchmark]: Boogie Preprocessor took 35.35ms. Allocated memory is still 102.8MB. Free memory was 55.0MB in the beginning and 52.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:23:19,875 INFO L158 Benchmark]: RCFGBuilder took 386.31ms. Allocated memory is still 102.8MB. Free memory was 52.9MB in the beginning and 67.1MB in the end (delta: -14.2MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2023-12-02 22:23:19,876 INFO L158 Benchmark]: CodeCheck took 744.21ms. Allocated memory is still 102.8MB. Free memory was 66.4MB in the beginning and 41.9MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 22:23:19,876 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 102.8MB. Free memory was 41.9MB in the beginning and 41.3MB in the end (delta: 633.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:23:19,880 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: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 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, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 6 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 40 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: 1559]: 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 1568. 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); [L1568] 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) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_rand_postinc_03_bad() [L1550] int data; [L1551] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 79.7MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1021.85ms. Allocated memory was 79.7MB in the beginning and 102.8MB in the end (delta: 23.1MB). Free memory was 53.1MB in the beginning and 58.1MB in the end (delta: -5.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.51ms. Allocated memory is still 102.8MB. Free memory was 58.1MB in the beginning and 55.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.35ms. Allocated memory is still 102.8MB. Free memory was 55.0MB in the beginning and 52.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 386.31ms. Allocated memory is still 102.8MB. Free memory was 52.9MB in the beginning and 67.1MB in the end (delta: -14.2MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * CodeCheck took 744.21ms. Allocated memory is still 102.8MB. Free memory was 66.4MB in the beginning and 41.9MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 102.8MB. Free memory was 41.9MB in the beginning and 41.3MB in the end (delta: 633.4kB). 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~nondet106 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post104 could not be translated - 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 22:23:19,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f88487ff-7de4-40ef-88dc-ac6134297f8c/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