./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_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_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/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_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/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_5116ad58-b8d6-4870-af74-282abb6a75c8/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 bb1002f65f4a1a7ec89f1e2dd1cca649b92cab599f7c73e1212e6e56df8d6070 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:09:54,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:09:55,058 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 23:09:55,062 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:09:55,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:09:55,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:09:55,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:09:55,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:09:55,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:09:55,086 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:09:55,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:09:55,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:09:55,088 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:09:55,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:09:55,089 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:09:55,089 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:09:55,090 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:09:55,090 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:09:55,091 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:09:55,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:09:55,092 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:09:55,092 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:09:55,093 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:09:55,093 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:09:55,094 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:09:55,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:09:55,095 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:09:55,095 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:09:55,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:09:55,096 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:09:55,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:09:55,097 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:09:55,097 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_5116ad58-b8d6-4870-af74-282abb6a75c8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb1002f65f4a1a7ec89f1e2dd1cca649b92cab599f7c73e1212e6e56df8d6070 [2023-12-02 23:09:55,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:09:55,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:09:55,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:09:55,308 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:09:55,308 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:09:55,309 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i [2023-12-02 23:09:57,991 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:09:58,317 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:09:58,318 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i [2023-12-02 23:09:58,342 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/data/aed0e2e82/f422ec3ad2b54809b05ddc3da006c593/FLAG9055d4915 [2023-12-02 23:09:58,356 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/data/aed0e2e82/f422ec3ad2b54809b05ddc3da006c593 [2023-12-02 23:09:58,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:09:58,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:09:58,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:09:58,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:09:58,365 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:09:58,366 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:09:58" (1/1) ... [2023-12-02 23:09:58,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70fb6b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:58, skipping insertion in model container [2023-12-02 23:09:58,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:09:58" (1/1) ... [2023-12-02 23:09:58,423 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:09:59,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:09:59,108 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:09:59,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:09:59,369 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:59,370 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:59,370 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:59,370 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:59,378 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:09:59,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59 WrapperNode [2023-12-02 23:09:59,379 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:09:59,380 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:09:59,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:09:59,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:09:59,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,437 INFO L138 Inliner]: procedures = 498, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 94 [2023-12-02 23:09:59,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:09:59,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:09:59,438 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:09:59,438 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:09:59,445 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,454 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,456 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,458 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,459 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:09:59,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:09:59,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:09:59,462 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:09:59,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:09:59,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:09:59,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:09:59,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:09:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 23:09:59,525 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 23:09:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:09:59,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:09:59,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:09:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 23:09:59,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:09:59,662 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:09:59,664 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:09:59,840 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:10:00,026 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:10:00,026 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 23:10:00,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:10:00 BoogieIcfgContainer [2023-12-02 23:10:00,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:10:00,028 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:10:00,029 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:10:00,038 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:10:00,038 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:10:00" (1/1) ... [2023-12-02 23:10:00,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:10:00,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:00,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-12-02 23:10:00,100 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-12-02 23:10:00,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:10:00,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:00,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:00,446 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 23:10:00,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:00,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 23:10:00,511 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 23:10:00,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:10:00,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:00,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:10:00,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:10:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:10:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:10:00,780 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:10:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:10:00,825 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 23:10:00,844 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet112 [2023-12-02 23:10:00,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:10:00 ImpRootNode [2023-12-02 23:10:00,849 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:10:00,850 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:10:00,850 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:10:00,850 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:10:00,850 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:10:00" (3/4) ... [2023-12-02 23:10:00,852 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:10:00,853 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:10:00,854 INFO L158 Benchmark]: Toolchain (without parser) took 2494.46ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 99.2MB in the beginning and 109.6MB in the end (delta: -10.4MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2023-12-02 23:10:00,854 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 102.8MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:10:00,855 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1018.39ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 98.7MB in the beginning and 127.1MB in the end (delta: -28.4MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2023-12-02 23:10:00,856 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.79ms. Allocated memory is still 178.3MB. Free memory was 127.1MB in the beginning and 123.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:10:00,856 INFO L158 Benchmark]: Boogie Preprocessor took 23.67ms. Allocated memory is still 178.3MB. Free memory was 123.9MB in the beginning and 121.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:10:00,857 INFO L158 Benchmark]: RCFGBuilder took 565.54ms. Allocated memory is still 178.3MB. Free memory was 121.8MB in the beginning and 81.0MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-12-02 23:10:00,857 INFO L158 Benchmark]: CodeCheck took 820.63ms. Allocated memory is still 178.3MB. Free memory was 81.0MB in the beginning and 109.6MB in the end (delta: -28.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:10:00,858 INFO L158 Benchmark]: Witness Printer took 3.59ms. Allocated memory is still 178.3MB. Free memory is still 109.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:10:00,861 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, 13 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, 0.0s 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, 37 GetRequests, 35 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: 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_preinc_02_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 0.15ms. Allocated memory is still 102.8MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1018.39ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 98.7MB in the beginning and 127.1MB in the end (delta: -28.4MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.79ms. Allocated memory is still 178.3MB. Free memory was 127.1MB in the beginning and 123.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.67ms. Allocated memory is still 178.3MB. Free memory was 123.9MB in the beginning and 121.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 565.54ms. Allocated memory is still 178.3MB. Free memory was 121.8MB in the beginning and 81.0MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * CodeCheck took 820.63ms. Allocated memory is still 178.3MB. Free memory was 81.0MB in the beginning and 109.6MB in the end (delta: -28.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.59ms. Allocated memory is still 178.3MB. Free memory is still 109.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet112 - 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 23:10:00,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/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_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/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_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/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_5116ad58-b8d6-4870-af74-282abb6a75c8/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 bb1002f65f4a1a7ec89f1e2dd1cca649b92cab599f7c73e1212e6e56df8d6070 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:10:02,798 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:10:02,873 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-02 23:10:02,901 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:10:02,902 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:10:02,902 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:10:02,903 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:10:02,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:10:02,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:10:02,904 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:10:02,904 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:10:02,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:10:02,905 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:10:02,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:10:02,907 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:10:02,907 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:10:02,908 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:10:02,908 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:10:02,909 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:10:02,909 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:10:02,910 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:10:02,910 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:10:02,911 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:10:02,911 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:10:02,912 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:02,912 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:10:02,913 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:10:02,913 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:10:02,913 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:10:02,914 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:10:02,914 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:10:02,915 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:10:02,915 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:02,915 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:10:02,916 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:10:02,916 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:10:02,916 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_5116ad58-b8d6-4870-af74-282abb6a75c8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb1002f65f4a1a7ec89f1e2dd1cca649b92cab599f7c73e1212e6e56df8d6070 [2023-12-02 23:10:03,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:10:03,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:10:03,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:10:03,213 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:10:03,213 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:10:03,214 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i [2023-12-02 23:10:05,931 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:10:06,238 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:10:06,239 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_02_bad.i [2023-12-02 23:10:06,262 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/data/7c9e9c512/4d6c9632d48d48869ec7110fb77ba978/FLAG5e8741534 [2023-12-02 23:10:06,276 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/data/7c9e9c512/4d6c9632d48d48869ec7110fb77ba978 [2023-12-02 23:10:06,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:10:06,279 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:10:06,281 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:10:06,281 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:10:06,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:10:06,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:10:06" (1/1) ... [2023-12-02 23:10:06,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e1b25f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:06, skipping insertion in model container [2023-12-02 23:10:06,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:10:06" (1/1) ... [2023-12-02 23:10:06,343 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:10:07,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:10:07,041 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:10:07,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:10:07,297 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:10:07,297 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:10:07,298 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:10:07,298 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:10:07,306 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:10:07,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07 WrapperNode [2023-12-02 23:10:07,306 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:10:07,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:10:07,307 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:10:07,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:10:07,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,344 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,367 INFO L138 Inliner]: procedures = 503, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2023-12-02 23:10:07,368 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:10:07,369 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:10:07,369 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:10:07,369 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:10:07,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,383 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,383 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,396 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,407 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:10:07,408 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:10:07,408 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:10:07,408 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:10:07,409 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:10:07,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:10:07,443 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:10:07,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:10:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 23:10:07,482 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 23:10:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:10:07,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:10:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:10:07,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:10:07,483 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 23:10:07,630 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:10:07,632 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:10:07,744 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:10:07,810 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:10:07,811 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 23:10:07,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:10:07 BoogieIcfgContainer [2023-12-02 23:10:07,813 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:10:07,813 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:10:07,814 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:10:07,824 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:10:07,824 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:10:07" (1/1) ... [2023-12-02 23:10:07,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:10:07,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:07,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-12-02 23:10:07,889 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-12-02 23:10:07,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:10:07,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:07,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:07,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:07,895 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:07,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:10:08,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:08,049 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:08,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:10:08,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:08,096 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 23:10:08,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 23:10:08,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:08,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-02 23:10:08,126 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-02 23:10:08,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:10:08,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:08,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:08,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:08,127 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:08,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 23:10:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:10:08,257 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:10:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:10:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:10:08,361 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:10:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:10:08,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 23:10:08,398 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 23:10:08,399 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-02 23:10:08,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet106 [2023-12-02 23:10:08,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:10:08 ImpRootNode [2023-12-02 23:10:08,421 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:10:08,422 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:10:08,422 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:10:08,422 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:10:08,422 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:10:07" (3/4) ... [2023-12-02 23:10:08,424 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:10:08,425 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:10:08,425 INFO L158 Benchmark]: Toolchain (without parser) took 2145.78ms. Allocated memory was 100.7MB in the beginning and 142.6MB in the end (delta: 41.9MB). Free memory was 73.1MB in the beginning and 95.7MB in the end (delta: -22.5MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-12-02 23:10:08,426 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory was 76.2MB in the beginning and 76.1MB in the end (delta: 176.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:10:08,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1025.88ms. Allocated memory was 100.7MB in the beginning and 142.6MB in the end (delta: 41.9MB). Free memory was 73.1MB in the beginning and 102.6MB in the end (delta: -29.5MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2023-12-02 23:10:08,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.82ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 99.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:10:08,428 INFO L158 Benchmark]: Boogie Preprocessor took 38.31ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 97.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:10:08,428 INFO L158 Benchmark]: RCFGBuilder took 404.91ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 79.0MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 23:10:08,429 INFO L158 Benchmark]: CodeCheck took 608.04ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 96.6MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:10:08,429 INFO L158 Benchmark]: Witness Printer took 2.76ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 95.7MB in the end (delta: 943.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:10:08,433 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, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 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, 40 GetRequests, 40 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, 39 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_preinc_02_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 0.19ms. Allocated memory is still 100.7MB. Free memory was 76.2MB in the beginning and 76.1MB in the end (delta: 176.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1025.88ms. Allocated memory was 100.7MB in the beginning and 142.6MB in the end (delta: 41.9MB). Free memory was 73.1MB in the beginning and 102.6MB in the end (delta: -29.5MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.82ms. Allocated memory is still 142.6MB. Free memory was 102.6MB in the beginning and 99.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.31ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 97.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 404.91ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 79.0MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 608.04ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 96.6MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.76ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 95.7MB in the end (delta: 943.4kB). 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 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 23:10:08,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5116ad58-b8d6-4870-af74-282abb6a75c8/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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample