./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_42_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bfb03923070dc00bf0b04ace3c97b5525106c303c652bf80ff18d91719954ff4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:57:05,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:57:05,556 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 04:57:05,560 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:57:05,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:57:05,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:57:05,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:57:05,583 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:57:05,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:57:05,584 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:57:05,585 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:57:05,585 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:57:05,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:57:05,586 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:57:05,587 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:57:05,587 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:57:05,588 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:57:05,588 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:57:05,589 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:57:05,589 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:57:05,589 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:57:05,590 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:57:05,590 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:57:05,591 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:57:05,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:57:05,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:57:05,592 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:57:05,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:57:05,593 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:57:05,593 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:57:05,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:57:05,594 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:57:05,594 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_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfb03923070dc00bf0b04ace3c97b5525106c303c652bf80ff18d91719954ff4 [2023-12-03 04:57:05,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:57:05,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:57:05,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:57:05,850 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:57:05,850 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:57:05,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_42_bad.i [2023-12-03 04:57:08,600 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:57:08,904 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:57:08,905 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_42_bad.i [2023-12-03 04:57:08,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/data/39aae4522/f74fa83f6bfe4bbebd9a0572ce10f811/FLAG3879d2706 [2023-12-03 04:57:08,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/data/39aae4522/f74fa83f6bfe4bbebd9a0572ce10f811 [2023-12-03 04:57:08,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:57:08,951 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:57:08,952 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:57:08,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:57:08,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:57:08,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:57:08" (1/1) ... [2023-12-03 04:57:08,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@568c4156 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:08, skipping insertion in model container [2023-12-03 04:57:08,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:57:08" (1/1) ... [2023-12-03 04:57:09,019 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:57:09,705 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:57:09,716 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:57:09,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:57:09,901 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:57:09,901 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:57:09,901 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:57:09,902 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:57:09,907 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:57:09,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09 WrapperNode [2023-12-03 04:57:09,908 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:57:09,909 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:57:09,909 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:57:09,909 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:57:09,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09" (1/1) ... [2023-12-03 04:57:09,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09" (1/1) ... [2023-12-03 04:57:09,963 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 99 [2023-12-03 04:57:09,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:57:09,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:57:09,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:57:09,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:57:09,972 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09" (1/1) ... [2023-12-03 04:57:09,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09" (1/1) ... [2023-12-03 04:57:09,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09" (1/1) ... [2023-12-03 04:57:09,976 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09" (1/1) ... [2023-12-03 04:57:09,982 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09" (1/1) ... [2023-12-03 04:57:09,984 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09" (1/1) ... [2023-12-03 04:57:09,986 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09" (1/1) ... [2023-12-03 04:57:09,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09" (1/1) ... [2023-12-03 04:57:09,991 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:57:09,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:57:09,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:57:09,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:57:09,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:09" (1/1) ... [2023-12-03 04:57:09,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:57:10,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:57:10,026 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:57:10,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:57:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:57:10,062 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:57:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:57:10,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:57:10,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:57:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:57:10,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:57:10,187 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:57:10,189 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:57:10,347 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:57:10,533 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:57:10,533 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:57:10,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:57:10 BoogieIcfgContainer [2023-12-03 04:57:10,535 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:57:10,536 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:57:10,536 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:57:10,546 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:57:10,546 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:57:10" (1/1) ... [2023-12-03 04:57:10,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:57:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:10,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 04:57:10,605 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 04:57:10,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:57:10,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:10,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:10,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:11,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 04:57:11,041 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 04:57:11,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:57:11,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:11,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:57:11,155 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:57:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:57:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:57:11,302 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:57:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:57:11,349 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:57:11,371 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet113 [2023-12-03 04:57:11,374 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post111 could not be translated [2023-12-03 04:57:11,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:57:11 ImpRootNode [2023-12-03 04:57:11,379 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:57:11,379 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:57:11,379 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:57:11,380 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:57:11,380 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:57:10" (3/4) ... [2023-12-03 04:57:11,382 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:57:11,383 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:57:11,384 INFO L158 Benchmark]: Toolchain (without parser) took 2433.11ms. Allocated memory is still 144.7MB. Free memory was 103.5MB in the beginning and 78.7MB in the end (delta: 24.8MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-12-03 04:57:11,385 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 72.4MB in the beginning and 72.4MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:57:11,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 955.99ms. Allocated memory is still 144.7MB. Free memory was 103.5MB in the beginning and 75.8MB in the end (delta: 27.7MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-12-03 04:57:11,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.42ms. Allocated memory is still 144.7MB. Free memory was 75.8MB in the beginning and 73.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:57:11,386 INFO L158 Benchmark]: Boogie Preprocessor took 26.60ms. Allocated memory is still 144.7MB. Free memory was 73.0MB in the beginning and 70.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:57:11,387 INFO L158 Benchmark]: RCFGBuilder took 543.19ms. Allocated memory is still 144.7MB. Free memory was 70.9MB in the beginning and 87.6MB in the end (delta: -16.8MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2023-12-03 04:57:11,388 INFO L158 Benchmark]: CodeCheck took 842.62ms. Allocated memory is still 144.7MB. Free memory was 87.6MB in the beginning and 78.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-12-03 04:57:11,388 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 144.7MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:57:11,391 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567, overapproximation of bitwiseOr at line 1550. 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); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_rand_postinc_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1550] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1550] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1550] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1559] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory was 72.4MB in the beginning and 72.4MB in the end (delta: 28.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 955.99ms. Allocated memory is still 144.7MB. Free memory was 103.5MB in the beginning and 75.8MB in the end (delta: 27.7MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.42ms. Allocated memory is still 144.7MB. Free memory was 75.8MB in the beginning and 73.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.60ms. Allocated memory is still 144.7MB. Free memory was 73.0MB in the beginning and 70.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 543.19ms. Allocated memory is still 144.7MB. Free memory was 70.9MB in the beginning and 87.6MB in the end (delta: -16.8MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * CodeCheck took 842.62ms. Allocated memory is still 144.7MB. Free memory was 87.6MB in the beginning and 78.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 144.7MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet113 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post111 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:57:11,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_42_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bfb03923070dc00bf0b04ace3c97b5525106c303c652bf80ff18d91719954ff4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:57:13,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:57:13,426 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 04:57:13,457 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:57:13,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:57:13,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:57:13,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:57:13,460 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:57:13,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:57:13,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:57:13,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:57:13,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:57:13,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:57:13,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:57:13,463 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:57:13,464 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:57:13,464 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:57:13,465 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:57:13,465 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:57:13,466 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:57:13,466 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:57:13,467 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:57:13,468 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:57:13,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:57:13,468 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:57:13,469 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:57:13,469 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:57:13,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:57:13,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:57:13,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:57:13,471 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:57:13,471 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:57:13,472 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:57:13,472 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:57:13,472 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:57:13,472 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:57:13,473 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_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfb03923070dc00bf0b04ace3c97b5525106c303c652bf80ff18d91719954ff4 [2023-12-03 04:57:13,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:57:13,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:57:13,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:57:13,773 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:57:13,773 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:57:13,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_42_bad.i [2023-12-03 04:57:16,526 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:57:16,860 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:57:16,861 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_postinc_42_bad.i [2023-12-03 04:57:16,884 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/data/5da881497/f32e2b59f09e4418823e63207cb5673b/FLAG82af8c7c0 [2023-12-03 04:57:16,896 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/data/5da881497/f32e2b59f09e4418823e63207cb5673b [2023-12-03 04:57:16,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:57:16,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:57:16,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:57:16,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:57:16,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:57:16,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:57:16" (1/1) ... [2023-12-03 04:57:16,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b438b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:16, skipping insertion in model container [2023-12-03 04:57:16,906 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:57:16" (1/1) ... [2023-12-03 04:57:16,964 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:57:17,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:57:17,672 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:57:17,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:57:17,871 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:57:17,871 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:57:17,872 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:57:17,872 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:57:17,877 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:57:17,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17 WrapperNode [2023-12-03 04:57:17,878 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:57:17,879 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:57:17,879 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:57:17,879 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:57:17,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17" (1/1) ... [2023-12-03 04:57:17,912 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17" (1/1) ... [2023-12-03 04:57:17,936 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 66 [2023-12-03 04:57:17,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:57:17,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:57:17,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:57:17,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:57:17,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17" (1/1) ... [2023-12-03 04:57:17,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17" (1/1) ... [2023-12-03 04:57:17,949 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17" (1/1) ... [2023-12-03 04:57:17,949 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17" (1/1) ... [2023-12-03 04:57:17,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17" (1/1) ... [2023-12-03 04:57:17,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17" (1/1) ... [2023-12-03 04:57:17,964 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17" (1/1) ... [2023-12-03 04:57:17,966 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17" (1/1) ... [2023-12-03 04:57:17,971 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:57:17,972 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:57:17,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:57:17,972 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:57:17,973 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:57:17" (1/1) ... [2023-12-03 04:57:17,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:57:17,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:57:18,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:57:18,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:57:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:57:18,039 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:57:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:57:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:57:18,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:57:18,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:57:18,040 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:57:18,189 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:57:18,191 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:57:18,312 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:57:18,371 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:57:18,371 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:57:18,373 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:57:18 BoogieIcfgContainer [2023-12-03 04:57:18,373 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:57:18,374 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:57:18,374 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:57:18,383 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:57:18,384 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:57:18" (1/1) ... [2023-12-03 04:57:18,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:57:18,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-12-03 04:57:18,448 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-12-03 04:57:18,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:57:18,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:18,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:57:18,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:57:18,509 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:57:18,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:57:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:18,628 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:57:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:18,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:57:18,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:57:18,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:57:18,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:57:18,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:18,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-12-03 04:57:18,706 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-12-03 04:57:18,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:57:18,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:18,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:57:18,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:57:18,708 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:57:18,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:57:18,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:57:18,846 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:57:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:57:18,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:57:18,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 04:57:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 04:57:18,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:57:18,996 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-12-03 04:57:19,016 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~nondet107 [2023-12-03 04:57:19,019 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated [2023-12-03 04:57:19,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:57:19 ImpRootNode [2023-12-03 04:57:19,022 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:57:19,023 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:57:19,023 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:57:19,023 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:57:19,024 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:57:18" (3/4) ... [2023-12-03 04:57:19,025 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-03 04:57:19,026 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:57:19,027 INFO L158 Benchmark]: Toolchain (without parser) took 2127.26ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 44.1MB in the beginning and 47.1MB in the end (delta: -3.0MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-12-03 04:57:19,028 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:57:19,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 977.71ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 43.8MB in the beginning and 62.7MB in the end (delta: -18.9MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2023-12-03 04:57:19,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.91ms. Allocated memory is still 96.5MB. Free memory was 62.7MB in the beginning and 59.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:57:19,029 INFO L158 Benchmark]: Boogie Preprocessor took 33.80ms. Allocated memory is still 96.5MB. Free memory was 59.6MB in the beginning and 57.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:57:19,030 INFO L158 Benchmark]: RCFGBuilder took 400.98ms. Allocated memory is still 96.5MB. Free memory was 57.5MB in the beginning and 39.1MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 04:57:19,031 INFO L158 Benchmark]: CodeCheck took 648.91ms. Allocated memory is still 96.5MB. Free memory was 39.1MB in the beginning and 47.6MB in the end (delta: -8.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:57:19,031 INFO L158 Benchmark]: Witness Printer took 3.27ms. Allocated memory is still 96.5MB. Free memory was 47.6MB in the beginning and 47.1MB in the end (delta: 563.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:57:19,035 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 41 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1567. 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); [L1567] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_rand_postinc_42_bad() [L1555] int data; [L1556] data = 0 [L1557] CALL, EXPR badSource(data) [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1550] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1550] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1551] return data; [L1557] RET, EXPR badSource(data) [L1557] data = badSource(data) [L1559] data++ VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 977.71ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 43.8MB in the beginning and 62.7MB in the end (delta: -18.9MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.91ms. Allocated memory is still 96.5MB. Free memory was 62.7MB in the beginning and 59.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.80ms. Allocated memory is still 96.5MB. Free memory was 59.6MB in the beginning and 57.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 400.98ms. Allocated memory is still 96.5MB. Free memory was 57.5MB in the beginning and 39.1MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 648.91ms. Allocated memory is still 96.5MB. Free memory was 39.1MB in the beginning and 47.6MB in the end (delta: -8.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.27ms. Allocated memory is still 96.5MB. Free memory was 47.6MB in the beginning and 47.1MB in the end (delta: 563.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~nondet107 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post105 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-03 04:57:19,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbd4709a-c328-4941-9ffa-9b1ba5fc5cb5/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample