./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_04_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_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/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_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/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_f6d8732e-b28f-4808-99d7-1df051b7b598/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 7fd1c4a9de040f3e3e19b30ab1b232b461b6246a38ea50596eda42521fbfbb47 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:31,473 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:31,553 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:04:31,566 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:04:31,567 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:04:31,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:31,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:31,614 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:31,615 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:31,620 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:31,621 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:31,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:31,622 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:04:31,624 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:31,625 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:31,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:31,625 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:31,626 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:31,626 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:31,627 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:31,627 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:31,628 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:31,629 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:31,629 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:31,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:31,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:31,631 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:31,631 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:31,632 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:31,632 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:04:31,633 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:04:31,634 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:31,634 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_f6d8732e-b28f-4808-99d7-1df051b7b598/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7fd1c4a9de040f3e3e19b30ab1b232b461b6246a38ea50596eda42521fbfbb47 [2023-11-23 20:04:31,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:32,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:32,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:32,023 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:32,025 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:32,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_04_bad.i [2023-11-23 20:04:35,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:35,709 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:35,710 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_04_bad.i [2023-11-23 20:04:35,744 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/data/c46067d85/e5ebe1d9b7a04807821ab9ec432b734e/FLAG6e49c18be [2023-11-23 20:04:35,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/data/c46067d85/e5ebe1d9b7a04807821ab9ec432b734e [2023-11-23 20:04:35,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:35,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:35,903 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:35,903 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:35,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:35,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:35" (1/1) ... [2023-11-23 20:04:35,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e7287bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:35, skipping insertion in model container [2023-11-23 20:04:35,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:35" (1/1) ... [2023-11-23 20:04:36,003 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:36,425 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:04:37,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:37,103 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:37,138 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:04:37,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:37,455 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:37,456 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:37,456 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:37,457 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:37,457 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:37,466 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:37,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37 WrapperNode [2023-11-23 20:04:37,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:37,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:37,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:37,469 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:37,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37" (1/1) ... [2023-11-23 20:04:37,521 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37" (1/1) ... [2023-11-23 20:04:37,557 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 90 [2023-11-23 20:04:37,557 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:37,558 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:37,558 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:37,559 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:37,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37" (1/1) ... [2023-11-23 20:04:37,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37" (1/1) ... [2023-11-23 20:04:37,577 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37" (1/1) ... [2023-11-23 20:04:37,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37" (1/1) ... [2023-11-23 20:04:37,584 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37" (1/1) ... [2023-11-23 20:04:37,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37" (1/1) ... [2023-11-23 20:04:37,590 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37" (1/1) ... [2023-11-23 20:04:37,592 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37" (1/1) ... [2023-11-23 20:04:37,596 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:37,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:37,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:37,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:37,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:37" (1/1) ... [2023-11-23 20:04:37,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:37,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:37,636 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:37,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:37,678 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:04:37,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:04:37,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:37,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:37,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:37,679 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:04:37,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:04:37,843 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:37,845 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:38,091 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:38,412 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:38,413 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:04:38,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:38 BoogieIcfgContainer [2023-11-23 20:04:38,415 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:38,416 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:38,416 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:38,428 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:38,430 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:38" (1/1) ... [2023-11-23 20:04:38,442 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:04:38,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:38,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-23 20:04:38,526 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-23 20:04:38,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:04:38,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:38,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:39,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:39,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:39,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-23 20:04:39,180 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-23 20:04:39,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:04:39,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:39,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:04:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:39,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:04:39,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:39,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:39,593 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:04:39,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:39,645 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-23 20:04:39,688 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-23 20:04:39,690 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-23 20:04:39,690 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated [2023-11-23 20:04:39,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:04:39 ImpRootNode [2023-11-23 20:04:39,699 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:04:39,699 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:04:39,700 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:04:39,700 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:04:39,701 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:38" (3/4) ... [2023-11-23 20:04:39,704 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:04:39,706 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:04:39,708 INFO L158 Benchmark]: Toolchain (without parser) took 3807.80ms. Allocated memory is still 211.8MB. Free memory was 163.5MB in the beginning and 142.0MB in the end (delta: 21.5MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-11-23 20:04:39,709 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 134.2MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:04:39,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1564.84ms. Allocated memory is still 211.8MB. Free memory was 163.2MB in the beginning and 163.3MB in the end (delta: -144.1kB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-23 20:04:39,711 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.90ms. Allocated memory is still 211.8MB. Free memory was 162.4MB in the beginning and 160.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:39,712 INFO L158 Benchmark]: Boogie Preprocessor took 38.11ms. Allocated memory is still 211.8MB. Free memory was 160.0MB in the beginning and 158.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:39,713 INFO L158 Benchmark]: RCFGBuilder took 817.98ms. Allocated memory is still 211.8MB. Free memory was 158.0MB in the beginning and 116.3MB in the end (delta: 41.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-23 20:04:39,714 INFO L158 Benchmark]: CodeCheck took 1282.96ms. Allocated memory is still 211.8MB. Free memory was 116.3MB in the beginning and 143.0MB in the end (delta: -26.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:04:39,715 INFO L158 Benchmark]: Witness Printer took 6.76ms. Allocated memory is still 211.8MB. Free memory is still 142.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:04:39,729 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, 15 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, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 8 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 47 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, 0.3s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 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: 1562]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1556. 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); [L1548] static const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(argc)=12, argc=12, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_rand_multiply_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1556] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1558] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=1073741824, 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 0.37ms. Allocated memory is still 134.2MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1564.84ms. Allocated memory is still 211.8MB. Free memory was 163.2MB in the beginning and 163.3MB in the end (delta: -144.1kB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.90ms. Allocated memory is still 211.8MB. Free memory was 162.4MB in the beginning and 160.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.11ms. Allocated memory is still 211.8MB. Free memory was 160.0MB in the beginning and 158.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 817.98ms. Allocated memory is still 211.8MB. Free memory was 158.0MB in the beginning and 116.3MB in the end (delta: 41.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 1282.96ms. Allocated memory is still 211.8MB. Free memory was 116.3MB in the beginning and 143.0MB in the end (delta: -26.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.76ms. Allocated memory is still 211.8MB. Free memory is still 142.0MB. 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~ite109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite109 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 20:04:39,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/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_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/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_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/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_f6d8732e-b28f-4808-99d7-1df051b7b598/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 7fd1c4a9de040f3e3e19b30ab1b232b461b6246a38ea50596eda42521fbfbb47 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:42,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:43,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:04:43,142 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:43,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:43,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:43,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:43,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:43,147 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:43,153 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:43,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:43,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:43,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:43,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:43,157 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:04:43,158 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:04:43,158 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:43,159 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:04:43,159 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:43,161 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:43,161 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:43,162 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:43,163 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:43,163 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:43,164 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:04:43,164 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:04:43,165 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:43,165 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:43,166 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:43,167 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:43,168 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:43,169 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:04:43,169 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:04:43,169 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:43,170 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:04:43,170 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:04:43,170 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_f6d8732e-b28f-4808-99d7-1df051b7b598/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7fd1c4a9de040f3e3e19b30ab1b232b461b6246a38ea50596eda42521fbfbb47 [2023-11-23 20:04:43,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:43,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:43,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:43,699 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:43,700 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:43,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_04_bad.i [2023-11-23 20:04:47,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:47,613 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:47,613 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_04_bad.i [2023-11-23 20:04:47,645 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/data/f9cc1cc17/a51c9c5989ba464c8e620d7a2571670f/FLAGa45cd590c [2023-11-23 20:04:47,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/data/f9cc1cc17/a51c9c5989ba464c8e620d7a2571670f [2023-11-23 20:04:47,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:47,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:47,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:47,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:47,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:47,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:47" (1/1) ... [2023-11-23 20:04:47,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b51ec9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:47, skipping insertion in model container [2023-11-23 20:04:47,684 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:47" (1/1) ... [2023-11-23 20:04:47,786 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:48,442 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:04:49,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:49,456 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:49,478 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:04:49,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:49,757 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:49,758 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:49,758 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:49,758 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:49,758 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:49,768 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:49,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49 WrapperNode [2023-11-23 20:04:49,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:49,770 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:49,770 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:49,770 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:49,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49" (1/1) ... [2023-11-23 20:04:49,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49" (1/1) ... [2023-11-23 20:04:49,886 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2023-11-23 20:04:49,887 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:49,888 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:49,888 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:49,888 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:49,900 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49" (1/1) ... [2023-11-23 20:04:49,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49" (1/1) ... [2023-11-23 20:04:49,905 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49" (1/1) ... [2023-11-23 20:04:49,906 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49" (1/1) ... [2023-11-23 20:04:49,918 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49" (1/1) ... [2023-11-23 20:04:49,920 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49" (1/1) ... [2023-11-23 20:04:49,924 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49" (1/1) ... [2023-11-23 20:04:49,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49" (1/1) ... [2023-11-23 20:04:49,932 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:49,933 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:49,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:49,934 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:49,935 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:49" (1/1) ... [2023-11-23 20:04:49,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:49,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:49,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:50,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:50,061 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:04:50,062 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:04:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:04:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:50,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:50,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:50,063 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:04:50,293 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:50,296 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:50,512 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:50,622 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:04:50,623 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:04:50,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:50 BoogieIcfgContainer [2023-11-23 20:04:50,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:04:50,628 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:04:50,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:04:50,640 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:04:50,640 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:50" (1/1) ... [2023-11-23 20:04:50,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:04:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:50,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-23 20:04:50,739 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-23 20:04:50,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:04:50,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:50,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:04:50,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:04:50,756 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:04:50,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:04:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:51,018 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:04:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:04:51,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:04:51,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:04:51,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:04:51,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:04:51,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:04:51,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-23 20:04:51,218 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-23 20:04:51,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:04:51,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:04:51,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:04:51,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:04:51,221 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:04:51,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-23 20:04:51,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:51,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:04:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:51,544 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:04:51,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:04:51,586 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:04:51,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:04:51,597 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-23 20:04:51,643 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 20:04:51,644 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 20:04:51,645 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 20:04:51,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:04:51 ImpRootNode [2023-11-23 20:04:51,649 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:04:51,650 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:04:51,650 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:04:51,650 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:04:51,650 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:04:50" (3/4) ... [2023-11-23 20:04:51,651 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 20:04:51,661 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 20:04:51,662 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 20:04:51,663 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated [2023-11-23 20:04:51,711 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:04:51,712 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:04:51,713 INFO L158 Benchmark]: Toolchain (without parser) took 4041.32ms. Allocated memory is still 96.5MB. Free memory was 68.8MB in the beginning and 44.4MB in the end (delta: 24.5MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2023-11-23 20:04:51,713 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 75.5MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:04:51,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2095.95ms. Allocated memory is still 96.5MB. Free memory was 68.6MB in the beginning and 46.6MB in the end (delta: 22.0MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2023-11-23 20:04:51,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.15ms. Allocated memory is still 96.5MB. Free memory was 46.6MB in the beginning and 67.6MB in the end (delta: -21.0MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-11-23 20:04:51,715 INFO L158 Benchmark]: Boogie Preprocessor took 44.43ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 65.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:51,716 INFO L158 Benchmark]: RCFGBuilder took 694.05ms. Allocated memory is still 96.5MB. Free memory was 65.9MB in the beginning and 46.6MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 20:04:51,717 INFO L158 Benchmark]: CodeCheck took 1021.14ms. Allocated memory is still 96.5MB. Free memory was 46.6MB in the beginning and 47.0MB in the end (delta: -369.6kB). Peak memory consumption was 949.3kB. Max. memory is 16.1GB. [2023-11-23 20:04:51,717 INFO L158 Benchmark]: Witness Printer took 62.17ms. Allocated memory is still 96.5MB. Free memory was 47.0MB in the beginning and 44.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:51,721 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, 15 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 8 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 52 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 39 ConjunctsInSsa, 2 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 - CounterExampleResult [Line: 1562]: 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); [L1548] static const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE190_Integer_Overflow__int_rand_multiply_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1556] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1558] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 75.5MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2095.95ms. Allocated memory is still 96.5MB. Free memory was 68.6MB in the beginning and 46.6MB in the end (delta: 22.0MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.15ms. Allocated memory is still 96.5MB. Free memory was 46.6MB in the beginning and 67.6MB in the end (delta: -21.0MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.43ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 65.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 694.05ms. Allocated memory is still 96.5MB. Free memory was 65.9MB in the beginning and 46.6MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 1021.14ms. Allocated memory is still 96.5MB. Free memory was 46.6MB in the beginning and 47.0MB in the end (delta: -369.6kB). Peak memory consumption was 949.3kB. Max. memory is 16.1GB. * Witness Printer took 62.17ms. Allocated memory is still 96.5MB. Free memory was 47.0MB in the beginning and 44.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite103 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 20:04:51,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6d8732e-b28f-4808-99d7-1df051b7b598/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)