./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_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_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi --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 b2ec0072d36716d222d96df9990bdec4e0da6d67822a0ad3cd15ee73b137d3e9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:26,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:26,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 22:12:26,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:26,335 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:26,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:26,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:26,359 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:26,360 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:26,361 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:26,362 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:26,362 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:26,363 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:26,364 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:26,364 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:26,365 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:26,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:26,366 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:12:26,367 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:26,367 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:26,368 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:26,369 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:26,369 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:26,370 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:26,370 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:26,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:26,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:26,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:26,373 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:26,373 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:26,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:26,374 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:26,375 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_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2ec0072d36716d222d96df9990bdec4e0da6d67822a0ad3cd15ee73b137d3e9 [2023-11-24 22:12:26,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:26,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:26,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:26,714 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:26,714 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:26,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i [2023-11-24 22:12:29,923 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:30,312 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:30,314 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i [2023-11-24 22:12:30,346 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/data/1212c2221/98cb094626624af0afe09ee8c0a9796e/FLAG7e22f1934 [2023-11-24 22:12:30,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/data/1212c2221/98cb094626624af0afe09ee8c0a9796e [2023-11-24 22:12:30,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:30,366 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:30,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:30,368 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:30,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:30,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:30" (1/1) ... [2023-11-24 22:12:30,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1563349c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:30, skipping insertion in model container [2023-11-24 22:12:30,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:30" (1/1) ... [2023-11-24 22:12:30,458 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:31,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:31,456 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:31,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:31,724 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:31,724 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:31,725 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:31,725 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:31,733 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:31,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31 WrapperNode [2023-11-24 22:12:31,734 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:31,735 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:31,735 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:31,736 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:31,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31" (1/1) ... [2023-11-24 22:12:31,786 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31" (1/1) ... [2023-11-24 22:12:31,839 INFO L138 Inliner]: procedures = 502, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 100 [2023-11-24 22:12:31,840 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:31,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:31,841 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:31,841 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:31,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31" (1/1) ... [2023-11-24 22:12:31,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31" (1/1) ... [2023-11-24 22:12:31,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31" (1/1) ... [2023-11-24 22:12:31,868 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31" (1/1) ... [2023-11-24 22:12:31,874 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31" (1/1) ... [2023-11-24 22:12:31,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31" (1/1) ... [2023-11-24 22:12:31,891 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31" (1/1) ... [2023-11-24 22:12:31,893 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31" (1/1) ... [2023-11-24 22:12:31,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:31,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:31,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:31,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:31,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:31" (1/1) ... [2023-11-24 22:12:31,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:31,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:31,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:31,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 22:12:32,001 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 22:12:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:32,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 22:12:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:32,152 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:32,154 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:32,372 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:32,663 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:32,663 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:12:32,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:32 BoogieIcfgContainer [2023-11-24 22:12:32,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:32,667 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:32,667 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:32,677 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:32,678 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:32" (1/1) ... [2023-11-24 22:12:32,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:12:32,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:32,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-24 22:12:32,761 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-24 22:12:32,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:12:32,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:32,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:32,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:33,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:33,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:33,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-24 22:12:33,490 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-24 22:12:33,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:33,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:33,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:12:33,641 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:12:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:12:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:12:33,856 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:12:33,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:12:33,927 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:12:33,961 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet111 [2023-11-24 22:12:33,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:12:33 ImpRootNode [2023-11-24 22:12:33,966 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:12:33,967 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:12:33,967 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:12:33,968 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:12:33,968 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:32" (3/4) ... [2023-11-24 22:12:33,971 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:12:33,972 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:12:33,973 INFO L158 Benchmark]: Toolchain (without parser) took 3606.97ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 108.7MB in the beginning and 139.3MB in the end (delta: -30.6MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2023-11-24 22:12:33,974 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory was 86.5MB in the beginning and 86.5MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:33,975 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1366.65ms. Allocated memory is still 157.3MB. Free memory was 108.7MB in the beginning and 96.2MB in the end (delta: 12.5MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2023-11-24 22:12:33,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.87ms. Allocated memory is still 157.3MB. Free memory was 96.2MB in the beginning and 93.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:33,978 INFO L158 Benchmark]: Boogie Preprocessor took 63.30ms. Allocated memory is still 157.3MB. Free memory was 93.1MB in the beginning and 91.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:33,979 INFO L158 Benchmark]: RCFGBuilder took 760.71ms. Allocated memory is still 157.3MB. Free memory was 91.1MB in the beginning and 117.4MB in the end (delta: -26.4MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2023-11-24 22:12:33,985 INFO L158 Benchmark]: CodeCheck took 1299.94ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 117.4MB in the beginning and 139.3MB in the end (delta: -21.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-11-24 22:12:33,986 INFO L158 Benchmark]: Witness Printer took 4.80ms. Allocated memory is still 188.7MB. Free memory is still 139.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:33,995 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1582]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559, overapproximation of bitwiseOr at line 1553. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_54_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_54b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_54c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_preinc_54d_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_rand_preinc_54e_badSink(data) [L1582] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 123.7MB. Free memory was 86.5MB in the beginning and 86.5MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1366.65ms. Allocated memory is still 157.3MB. Free memory was 108.7MB in the beginning and 96.2MB in the end (delta: 12.5MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.87ms. Allocated memory is still 157.3MB. Free memory was 96.2MB in the beginning and 93.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.30ms. Allocated memory is still 157.3MB. Free memory was 93.1MB in the beginning and 91.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 760.71ms. Allocated memory is still 157.3MB. Free memory was 91.1MB in the beginning and 117.4MB in the end (delta: -26.4MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. * CodeCheck took 1299.94ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 117.4MB in the beginning and 139.3MB in the end (delta: -21.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Witness Printer took 4.80ms. Allocated memory is still 188.7MB. Free memory is still 139.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet111 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:12:34,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/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_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi --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 b2ec0072d36716d222d96df9990bdec4e0da6d67822a0ad3cd15ee73b137d3e9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:36,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:36,767 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-24 22:12:36,830 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:36,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:36,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:36,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:36,834 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:36,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:36,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:36,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:36,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:36,841 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:36,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:36,844 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:12:36,844 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:12:36,845 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:12:36,845 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:12:36,846 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:36,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:36,847 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:36,849 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:36,849 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:36,850 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:36,850 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:36,851 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:36,851 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:36,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:36,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:36,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:36,855 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:36,855 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:12:36,856 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:36,857 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:36,857 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:12:36,857 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:36,858 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_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2ec0072d36716d222d96df9990bdec4e0da6d67822a0ad3cd15ee73b137d3e9 [2023-11-24 22:12:37,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:37,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:37,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:37,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:37,299 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:37,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i [2023-11-24 22:12:40,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:41,062 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:41,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_54_bad.i [2023-11-24 22:12:41,098 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/data/1dbf50c41/b74f41dd33604611bdd0bb5fef19b95b/FLAG9101420e9 [2023-11-24 22:12:41,121 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/data/1dbf50c41/b74f41dd33604611bdd0bb5fef19b95b [2023-11-24 22:12:41,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:41,129 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:41,130 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:41,131 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:41,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:41,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:41" (1/1) ... [2023-11-24 22:12:41,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e695e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:41, skipping insertion in model container [2023-11-24 22:12:41,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:41" (1/1) ... [2023-11-24 22:12:41,229 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:42,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:42,632 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:42,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:42,989 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:42,989 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:42,990 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:42,990 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:42,998 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:42,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42 WrapperNode [2023-11-24 22:12:42,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:43,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:43,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:43,001 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:43,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42" (1/1) ... [2023-11-24 22:12:43,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42" (1/1) ... [2023-11-24 22:12:43,086 INFO L138 Inliner]: procedures = 507, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 68 [2023-11-24 22:12:43,087 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:43,088 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:43,088 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:43,088 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:43,098 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42" (1/1) ... [2023-11-24 22:12:43,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42" (1/1) ... [2023-11-24 22:12:43,103 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42" (1/1) ... [2023-11-24 22:12:43,103 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42" (1/1) ... [2023-11-24 22:12:43,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42" (1/1) ... [2023-11-24 22:12:43,115 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42" (1/1) ... [2023-11-24 22:12:43,118 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42" (1/1) ... [2023-11-24 22:12:43,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42" (1/1) ... [2023-11-24 22:12:43,125 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:43,126 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:43,126 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:43,126 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:43,127 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:42" (1/1) ... [2023-11-24 22:12:43,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:43,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:43,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:43,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:43,210 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 22:12:43,210 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 22:12:43,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:12:43,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:43,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:43,211 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 22:12:43,375 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:43,378 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:43,522 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:43,604 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:43,605 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:12:43,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:43 BoogieIcfgContainer [2023-11-24 22:12:43,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:43,607 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:43,608 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:43,618 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:43,619 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:12:43,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-24 22:12:43,699 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-24 22:12:43,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:12:43,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:43,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:43,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:12:43,713 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:12:43,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:12:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:43,918 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:12:43,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:43,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:12:43,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:43,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:44,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 22:12:44,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:44,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-24 22:12:44,040 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-24 22:12:44,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:44,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:44,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:44,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:12:44,043 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:12:44,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 22:12:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:12:44,227 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:12:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:12:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:12:44,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:12:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:12:44,439 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:12:44,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-24 22:12:44,446 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-24 22:12:44,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet105 [2023-11-24 22:12:44,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 10:12:44 ImpRootNode [2023-11-24 22:12:44,488 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 22:12:44,489 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:12:44,489 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:12:44,489 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:12:44,490 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:43" (3/4) ... [2023-11-24 22:12:44,491 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 22:12:44,492 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:12:44,493 INFO L158 Benchmark]: Toolchain (without parser) took 3364.67ms. Allocated memory is still 107.0MB. Free memory was 79.0MB in the beginning and 52.6MB in the end (delta: 26.4MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2023-11-24 22:12:44,494 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:44,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1869.52ms. Allocated memory is still 107.0MB. Free memory was 78.7MB in the beginning and 70.8MB in the end (delta: 7.9MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2023-11-24 22:12:44,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.31ms. Allocated memory is still 107.0MB. Free memory was 70.8MB in the beginning and 67.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:12:44,496 INFO L158 Benchmark]: Boogie Preprocessor took 37.46ms. Allocated memory is still 107.0MB. Free memory was 67.7MB in the beginning and 65.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:44,497 INFO L158 Benchmark]: RCFGBuilder took 480.79ms. Allocated memory is still 107.0MB. Free memory was 65.6MB in the beginning and 78.3MB in the end (delta: -12.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:12:44,503 INFO L158 Benchmark]: CodeCheck took 881.02ms. Allocated memory is still 107.0MB. Free memory was 77.8MB in the beginning and 53.1MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 22:12:44,504 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 107.0MB. Free memory was 53.1MB in the beginning and 52.6MB in the end (delta: 556.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:44,513 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 47 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: 1582]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_preinc_54_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_preinc_54b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_preinc_54c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_preinc_54d_badSink(data) [L1577] CALL CWE190_Integer_Overflow__int_rand_preinc_54e_badSink(data) [L1582] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 75.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1869.52ms. Allocated memory is still 107.0MB. Free memory was 78.7MB in the beginning and 70.8MB in the end (delta: 7.9MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.31ms. Allocated memory is still 107.0MB. Free memory was 70.8MB in the beginning and 67.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.46ms. Allocated memory is still 107.0MB. Free memory was 67.7MB in the beginning and 65.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 480.79ms. Allocated memory is still 107.0MB. Free memory was 65.6MB in the beginning and 78.3MB in the end (delta: -12.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 881.02ms. Allocated memory is still 107.0MB. Free memory was 77.8MB in the beginning and 53.1MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 107.0MB. Free memory was 53.1MB in the beginning and 52.6MB in the end (delta: 556.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet105 - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 22:12:44,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b532514-4e97-4cda-8887-bd9c5ebd0290/bin/ukojak-verify-afCqCEvfdi/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