./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_12_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC --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 9256e1eadbd3419a6aa53cc9b1e5d70ca93124a6ba3fa0bbb7e21e9bceec5c94 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:57:04,910 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:57:05,060 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 19:57:05,074 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:57:05,076 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:57:05,126 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:57:05,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:57:05,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:57:05,130 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:57:05,133 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:57:05,144 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:57:05,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:57:05,146 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:57:05,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:57:05,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:57:05,150 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:57:05,150 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:57:05,151 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:57:05,151 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:57:05,152 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:57:05,153 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:57:05,154 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:57:05,154 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:57:05,155 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:57:05,155 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:57:05,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:57:05,156 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:57:05,157 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:57:05,157 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:57:05,158 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:57:05,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:57:05,159 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:57:05,159 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_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9256e1eadbd3419a6aa53cc9b1e5d70ca93124a6ba3fa0bbb7e21e9bceec5c94 [2023-11-23 19:57:05,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:57:05,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:57:05,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:57:05,597 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:57:05,598 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:57:05,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_12_bad.i [2023-11-23 19:57:09,247 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:57:09,723 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:57:09,727 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_12_bad.i [2023-11-23 19:57:09,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/data/f7775c6cb/309159f3a5ca43fdad2ed3da1064b2ad/FLAG44cc95a7c [2023-11-23 19:57:09,777 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/data/f7775c6cb/309159f3a5ca43fdad2ed3da1064b2ad [2023-11-23 19:57:09,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:57:09,782 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:57:09,784 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:57:09,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:57:09,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:57:09,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:57:09" (1/1) ... [2023-11-23 19:57:09,793 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a5c058e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:09, skipping insertion in model container [2023-11-23 19:57:09,793 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:57:09" (1/1) ... [2023-11-23 19:57:09,863 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:57:10,424 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 19:57:10,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:57:10,991 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:57:11,016 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 19:57:11,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:57:11,230 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:57:11,230 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:57:11,231 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:57:11,231 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:57:11,231 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:57:11,241 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:57:11,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11 WrapperNode [2023-11-23 19:57:11,242 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:57:11,243 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:57:11,243 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:57:11,243 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:57:11,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11" (1/1) ... [2023-11-23 19:57:11,281 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11" (1/1) ... [2023-11-23 19:57:11,318 INFO L138 Inliner]: procedures = 499, calls = 61, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-11-23 19:57:11,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:57:11,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:57:11,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:57:11,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:57:11,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11" (1/1) ... [2023-11-23 19:57:11,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11" (1/1) ... [2023-11-23 19:57:11,336 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11" (1/1) ... [2023-11-23 19:57:11,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11" (1/1) ... [2023-11-23 19:57:11,345 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11" (1/1) ... [2023-11-23 19:57:11,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11" (1/1) ... [2023-11-23 19:57:11,352 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11" (1/1) ... [2023-11-23 19:57:11,354 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11" (1/1) ... [2023-11-23 19:57:11,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:57:11,359 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:57:11,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:57:11,379 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:57:11,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:11" (1/1) ... [2023-11-23 19:57:11,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:57:11,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:57:11,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:57:11,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:57:11,547 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-23 19:57:11,547 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-23 19:57:11,548 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2023-11-23 19:57:11,548 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2023-11-23 19:57:11,548 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 19:57:11,549 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 19:57:11,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:57:11,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:57:11,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:57:11,549 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 19:57:11,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 19:57:11,748 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:57:11,752 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:57:12,066 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:57:12,442 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:57:12,442 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 19:57:12,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:57:12 BoogieIcfgContainer [2023-11-23 19:57:12,445 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:57:12,446 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:57:12,446 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:57:12,459 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:57:12,459 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:57:12" (1/1) ... [2023-11-23 19:57:12,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:57:12,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:12,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2023-11-23 19:57:12,534 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2023-11-23 19:57:12,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:57:12,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:12,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:57:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:57:12,904 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 19:57:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:57:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:57:13,232 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 19:57:13,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:57:13,300 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 19:57:13,351 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret98 could not be translated [2023-11-23 19:57:13,354 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite110 could not be translated [2023-11-23 19:57:13,355 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret111 could not be translated [2023-11-23 19:57:13,356 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite110 could not be translated [2023-11-23 19:57:13,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:57:13 ImpRootNode [2023-11-23 19:57:13,363 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 19:57:13,367 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 19:57:13,368 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 19:57:13,368 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 19:57:13,369 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:57:12" (3/4) ... [2023-11-23 19:57:13,373 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 19:57:13,375 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 19:57:13,377 INFO L158 Benchmark]: Toolchain (without parser) took 3593.55ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 115.5MB in the beginning and 68.9MB in the end (delta: 46.6MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. [2023-11-23 19:57:13,378 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 125.8MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:57:13,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1457.91ms. Allocated memory is still 153.1MB. Free memory was 115.0MB in the beginning and 74.2MB in the end (delta: 40.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-23 19:57:13,380 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.75ms. Allocated memory is still 153.1MB. Free memory was 74.2MB in the beginning and 71.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 19:57:13,382 INFO L158 Benchmark]: Boogie Preprocessor took 39.25ms. Allocated memory is still 153.1MB. Free memory was 71.2MB in the beginning and 69.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:57:13,383 INFO L158 Benchmark]: RCFGBuilder took 1085.36ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 69.7MB in the beginning and 114.0MB in the end (delta: -44.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-11-23 19:57:13,384 INFO L158 Benchmark]: CodeCheck took 917.87ms. Allocated memory is still 184.5MB. Free memory was 114.0MB in the beginning and 68.9MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-23 19:57:13,385 INFO L158 Benchmark]: Witness Printer took 7.67ms. Allocated memory is still 184.5MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:57:13,396 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 4 procedures, 32 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: 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); [L1583] 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={3:0}] [L1414] COND TRUE line != ((void *)0) [L1583] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=12, argc=12, argv={13:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1584] CALL CWE191_Integer_Underflow__int_rand_sub_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [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)) [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, 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 0.39ms. Allocated memory is still 125.8MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1457.91ms. Allocated memory is still 153.1MB. Free memory was 115.0MB in the beginning and 74.2MB in the end (delta: 40.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.75ms. Allocated memory is still 153.1MB. Free memory was 74.2MB in the beginning and 71.2MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.25ms. Allocated memory is still 153.1MB. Free memory was 71.2MB in the beginning and 69.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1085.36ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 69.7MB in the beginning and 114.0MB in the end (delta: -44.3MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * CodeCheck took 917.87ms. Allocated memory is still 184.5MB. Free memory was 114.0MB in the beginning and 68.9MB in the end (delta: 45.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Witness Printer took 7.67ms. Allocated memory is still 184.5MB. Free memory is still 68.9MB. 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: IdentifierExpression #t~ret98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite110 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite110 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 19:57:13,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC --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 9256e1eadbd3419a6aa53cc9b1e5d70ca93124a6ba3fa0bbb7e21e9bceec5c94 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:57:16,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:57:16,503 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 19:57:16,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:57:16,551 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:57:16,552 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:57:16,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:57:16,557 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:57:16,558 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:57:16,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:57:16,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:57:16,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:57:16,562 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:57:16,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:57:16,567 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 19:57:16,568 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 19:57:16,570 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:57:16,570 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 19:57:16,571 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:57:16,571 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:57:16,572 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:57:16,573 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:57:16,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:57:16,574 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:57:16,575 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 19:57:16,575 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 19:57:16,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:57:16,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:57:16,577 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:57:16,577 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:57:16,579 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:57:16,579 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 19:57:16,579 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 19:57:16,580 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:57:16,580 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 19:57:16,581 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 19:57:16,581 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_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9256e1eadbd3419a6aa53cc9b1e5d70ca93124a6ba3fa0bbb7e21e9bceec5c94 [2023-11-23 19:57:17,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:57:17,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:57:17,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:57:17,162 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:57:17,167 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:57:17,168 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_12_bad.i [2023-11-23 19:57:20,961 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:57:21,536 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:57:21,538 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_sub_12_bad.i [2023-11-23 19:57:21,573 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/data/12b9abd27/feb4dbd8743948a797f7deb5a4a88c9f/FLAGca76811a6 [2023-11-23 19:57:21,594 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/data/12b9abd27/feb4dbd8743948a797f7deb5a4a88c9f [2023-11-23 19:57:21,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:57:21,606 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:57:21,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:57:21,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:57:21,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:57:21,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:57:21" (1/1) ... [2023-11-23 19:57:21,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fcbe72d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:21, skipping insertion in model container [2023-11-23 19:57:21,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:57:21" (1/1) ... [2023-11-23 19:57:21,724 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:57:22,320 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 19:57:23,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:57:23,169 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:57:23,199 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 19:57:23,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:57:23,448 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:57:23,448 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:57:23,449 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:57:23,449 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:57:23,449 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:57:23,459 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:57:23,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23 WrapperNode [2023-11-23 19:57:23,460 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:57:23,461 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:57:23,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:57:23,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:57:23,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,562 INFO L138 Inliner]: procedures = 504, calls = 61, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2023-11-23 19:57:23,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:57:23,563 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:57:23,563 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:57:23,564 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:57:23,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,611 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,630 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:57:23,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:57:23,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:57:23,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:57:23,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:57:23" (1/1) ... [2023-11-23 19:57:23,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:57:23,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:57:23,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:57:23,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:57:23,765 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-23 19:57:23,765 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-23 19:57:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2023-11-23 19:57:23,766 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2023-11-23 19:57:23,766 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 19:57:23,767 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 19:57:23,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 19:57:23,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:57:23,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:57:23,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:57:23,768 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 19:57:24,067 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:57:24,070 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:57:24,244 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:57:24,316 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:57:24,316 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 19:57:24,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:57:24 BoogieIcfgContainer [2023-11-23 19:57:24,318 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:57:24,319 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:57:24,320 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:57:24,332 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:57:24,332 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:57:24" (1/1) ... [2023-11-23 19:57:24,343 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:57:24,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:24,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2023-11-23 19:57:24,433 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-11-23 19:57:24,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 19:57:24,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:57:24,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 19:57:24,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 19:57:24,446 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 19:57:24,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 19:57:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:57:24,753 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 19:57:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:57:24,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:57:24,954 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 19:57:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 19:57:25,014 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 19:57:25,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-23 19:57:25,021 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-23 19:57:25,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated [2023-11-23 19:57:25,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated [2023-11-23 19:57:25,059 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret105 could not be translated [2023-11-23 19:57:25,059 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated [2023-11-23 19:57:25,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:57:25 ImpRootNode [2023-11-23 19:57:25,065 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 19:57:25,066 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 19:57:25,066 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 19:57:25,066 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 19:57:25,067 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:57:24" (3/4) ... [2023-11-23 19:57:25,068 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 19:57:25,101 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated [2023-11-23 19:57:25,104 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret105 could not be translated [2023-11-23 19:57:25,105 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated [2023-11-23 19:57:25,110 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated [2023-11-23 19:57:25,164 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 19:57:25,164 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 19:57:25,166 INFO L158 Benchmark]: Toolchain (without parser) took 3559.71ms. Allocated memory was 67.1MB in the beginning and 111.1MB in the end (delta: 44.0MB). Free memory was 40.1MB in the beginning and 79.5MB in the end (delta: -39.4MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2023-11-23 19:57:25,166 INFO L158 Benchmark]: CDTParser took 0.87ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:57:25,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1849.45ms. Allocated memory was 67.1MB in the beginning and 111.1MB in the end (delta: 44.0MB). Free memory was 39.9MB in the beginning and 61.0MB in the end (delta: -21.1MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2023-11-23 19:57:25,168 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.22ms. Allocated memory is still 111.1MB. Free memory was 61.0MB in the beginning and 57.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 19:57:25,168 INFO L158 Benchmark]: Boogie Preprocessor took 73.23ms. Allocated memory is still 111.1MB. Free memory was 57.9MB in the beginning and 55.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 19:57:25,169 INFO L158 Benchmark]: RCFGBuilder took 681.08ms. Allocated memory is still 111.1MB. Free memory was 55.8MB in the beginning and 67.6MB in the end (delta: -11.8MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-11-23 19:57:25,177 INFO L158 Benchmark]: CodeCheck took 745.63ms. Allocated memory is still 111.1MB. Free memory was 67.6MB in the beginning and 50.2MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 19:57:25,178 INFO L158 Benchmark]: Witness Printer took 98.77ms. Allocated memory is still 111.1MB. Free memory was 49.9MB in the beginning and 79.5MB in the end (delta: -29.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 19:57:25,181 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 4 procedures, 31 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 - CounterExampleResult [Line: 1563]: integer overflow possible integer overflow possible We found a 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); [L1583] 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={3:0}] [L1414] COND TRUE line != ((void *)0) [L1583] 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] [L1584] CALL CWE191_Integer_Underflow__int_rand_sub_12_bad() [L1550] int data; [L1551] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [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)) [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] data - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, 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 0.87ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1849.45ms. Allocated memory was 67.1MB in the beginning and 111.1MB in the end (delta: 44.0MB). Free memory was 39.9MB in the beginning and 61.0MB in the end (delta: -21.1MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.22ms. Allocated memory is still 111.1MB. Free memory was 61.0MB in the beginning and 57.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.23ms. Allocated memory is still 111.1MB. Free memory was 57.9MB in the beginning and 55.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 681.08ms. Allocated memory is still 111.1MB. Free memory was 55.8MB in the beginning and 67.6MB in the end (delta: -11.8MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * CodeCheck took 745.63ms. Allocated memory is still 111.1MB. Free memory was 67.6MB in the beginning and 50.2MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 98.77ms. Allocated memory is still 111.1MB. Free memory was 49.9MB in the beginning and 79.5MB in the end (delta: -29.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite104 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-11-23 19:57:25,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddda70d8-53af-4af8-8c3f-abcc6e48f5b9/bin/ukojak-verify-1t5iHCbJaC/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)