./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_61_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/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_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/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_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/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 dbc302d6bacfc43fef9e17f50afeb36633d0d3ddcc94212983f9873139dfb9cd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:32,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:32,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:08:32,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:08:32,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:08:32,549 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:32,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:08:32,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:08:32,552 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:32,557 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:32,558 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:32,559 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:08:32,559 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:08:32,561 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:32,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:08:32,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:32,562 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:08:32,562 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:08:32,563 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:32,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:08:32,563 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:32,564 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:32,565 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:32,565 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:32,566 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:32,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:32,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:32,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:32,567 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:08:32,567 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:08:32,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:08:32,569 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:08:32,569 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_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbc302d6bacfc43fef9e17f50afeb36633d0d3ddcc94212983f9873139dfb9cd [2023-11-23 20:08:32,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:32,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:32,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:32,948 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:32,948 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:32,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_61_bad.i [2023-11-23 20:08:36,239 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:36,872 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:36,873 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_61_bad.i [2023-11-23 20:08:36,913 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/data/7b6910fc4/5b28f221bc7341a8ae6a07eed19a668b/FLAG4139eae4a [2023-11-23 20:08:36,933 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/data/7b6910fc4/5b28f221bc7341a8ae6a07eed19a668b [2023-11-23 20:08:36,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:36,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:36,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:36,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:36,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:36,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:36" (1/1) ... [2023-11-23 20:08:36,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32390dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:36, skipping insertion in model container [2023-11-23 20:08:36,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:36" (1/1) ... [2023-11-23 20:08:37,051 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:37,577 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:08:38,345 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:38,366 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:38,406 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:08:38,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:38,728 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:38,728 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:38,728 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:38,729 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:38,729 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:38,738 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:38,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38 WrapperNode [2023-11-23 20:08:38,740 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:38,741 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:38,741 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:38,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:38,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38" (1/1) ... [2023-11-23 20:08:38,788 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38" (1/1) ... [2023-11-23 20:08:38,834 INFO L138 Inliner]: procedures = 500, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 92 [2023-11-23 20:08:38,834 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:38,836 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:38,836 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:38,836 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:38,848 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38" (1/1) ... [2023-11-23 20:08:38,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38" (1/1) ... [2023-11-23 20:08:38,853 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38" (1/1) ... [2023-11-23 20:08:38,853 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38" (1/1) ... [2023-11-23 20:08:38,860 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38" (1/1) ... [2023-11-23 20:08:38,862 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38" (1/1) ... [2023-11-23 20:08:38,865 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38" (1/1) ... [2023-11-23 20:08:38,867 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38" (1/1) ... [2023-11-23 20:08:38,871 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:38,887 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:38,887 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:38,887 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:38,888 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:38" (1/1) ... [2023-11-23 20:08:38,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:38,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:38,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:38,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:38,972 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:08:38,972 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:08:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:38,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:38,973 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:08:38,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:08:39,138 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:39,143 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:39,413 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:39,802 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:08:39,802 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:08:39,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:39 BoogieIcfgContainer [2023-11-23 20:08:39,805 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:08:39,807 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:08:39,807 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:08:39,819 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:08:39,821 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:39" (1/1) ... [2023-11-23 20:08:39,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:08:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:39,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-23 20:08:39,897 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-23 20:08:39,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:08:39,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:39,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:40,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:40,454 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 20:08:40,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:40,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-23 20:08:40,543 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-23 20:08:40,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:08:40,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:40,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:08:40,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:08:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:08:40,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:08:40,893 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:08:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:08:40,947 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-23 20:08:40,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:08:40 ImpRootNode [2023-11-23 20:08:40,991 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:08:40,992 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:08:40,992 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:08:40,993 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:08:40,993 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:39" (3/4) ... [2023-11-23 20:08:40,996 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:08:40,998 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:08:41,000 INFO L158 Benchmark]: Toolchain (without parser) took 4058.10ms. Allocated memory was 140.5MB in the beginning and 276.8MB in the end (delta: 136.3MB). Free memory was 104.9MB in the beginning and 161.6MB in the end (delta: -56.7MB). Peak memory consumption was 79.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:41,001 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 115.3MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:08:41,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1794.98ms. Allocated memory is still 140.5MB. Free memory was 104.6MB in the beginning and 80.6MB in the end (delta: 24.0MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2023-11-23 20:08:41,003 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.23ms. Allocated memory is still 140.5MB. Free memory was 80.6MB in the beginning and 77.0MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:08:41,004 INFO L158 Benchmark]: Boogie Preprocessor took 35.42ms. Allocated memory is still 140.5MB. Free memory was 77.0MB in the beginning and 75.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:08:41,005 INFO L158 Benchmark]: RCFGBuilder took 918.27ms. Allocated memory was 140.5MB in the beginning and 276.8MB in the end (delta: 136.3MB). Free memory was 75.7MB in the beginning and 219.2MB in the end (delta: -143.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:08:41,007 INFO L158 Benchmark]: CodeCheck took 1184.83ms. Allocated memory is still 276.8MB. Free memory was 219.2MB in the beginning and 162.6MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-23 20:08:41,013 INFO L158 Benchmark]: Witness Printer took 6.22ms. Allocated memory is still 276.8MB. Free memory was 162.6MB in the beginning and 161.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:41,022 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s 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: 1555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1569. 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); [L1562] 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) [L1562] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] CALL CWE190_Integer_Overflow__int_rand_add_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE190_Integer_Overflow__int_rand_add_61b_badSource(data) [L1569] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1569] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1569] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1569] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1569] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1570] return data; [L1553] RET, EXPR CWE190_Integer_Overflow__int_rand_add_61b_badSource(data) [L1553] data = CWE190_Integer_Overflow__int_rand_add_61b_badSource(data) [L1555] data + 1 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 0.40ms. Allocated memory is still 115.3MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1794.98ms. Allocated memory is still 140.5MB. Free memory was 104.6MB in the beginning and 80.6MB in the end (delta: 24.0MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.23ms. Allocated memory is still 140.5MB. Free memory was 80.6MB in the beginning and 77.0MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.42ms. Allocated memory is still 140.5MB. Free memory was 77.0MB in the beginning and 75.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 918.27ms. Allocated memory was 140.5MB in the beginning and 276.8MB in the end (delta: 136.3MB). Free memory was 75.7MB in the beginning and 219.2MB in the end (delta: -143.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1184.83ms. Allocated memory is still 276.8MB. Free memory was 219.2MB in the beginning and 162.6MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 6.22ms. Allocated memory is still 276.8MB. Free memory was 162.6MB in the beginning and 161.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:08:41,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/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_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/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_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/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 dbc302d6bacfc43fef9e17f50afeb36633d0d3ddcc94212983f9873139dfb9cd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:43,907 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:44,055 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:08:44,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:44,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:08:44,108 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:08:44,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:44,110 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:44,111 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:44,116 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:08:44,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:44,117 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:08:44,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:44,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:08:44,120 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:08:44,120 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:08:44,121 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:08:44,121 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:08:44,122 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:44,122 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:08:44,123 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:44,124 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:44,124 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:44,125 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:44,125 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:08:44,125 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:08:44,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:44,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:44,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:44,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:44,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:08:44,129 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:08:44,129 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:08:44,130 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:08:44,130 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:08:44,130 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:08:44,131 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_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbc302d6bacfc43fef9e17f50afeb36633d0d3ddcc94212983f9873139dfb9cd [2023-11-23 20:08:44,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:44,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:44,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:44,576 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:44,577 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:44,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_61_bad.i [2023-11-23 20:08:47,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:48,346 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:48,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_61_bad.i [2023-11-23 20:08:48,385 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/data/afa884914/f482b66a37cd4136b62a1225c983921a/FLAG8fb999bdc [2023-11-23 20:08:48,405 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/data/afa884914/f482b66a37cd4136b62a1225c983921a [2023-11-23 20:08:48,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:48,413 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:48,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:48,418 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:48,423 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:48,424 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:48" (1/1) ... [2023-11-23 20:08:48,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2447987d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:48, skipping insertion in model container [2023-11-23 20:08:48,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:48" (1/1) ... [2023-11-23 20:08:48,527 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:49,116 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:08:50,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:50,125 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:50,162 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:08:50,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:50,443 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:50,443 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:50,443 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:50,444 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:50,444 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:08:50,453 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:50,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50 WrapperNode [2023-11-23 20:08:50,455 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:50,460 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:50,461 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:50,461 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:50,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,509 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,546 INFO L138 Inliner]: procedures = 505, calls = 57, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 59 [2023-11-23 20:08:50,546 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:50,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:50,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:50,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:50,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,557 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,563 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,563 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,596 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,598 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,602 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:50,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:50,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:50,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:50,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:50,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:50,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:50,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:08:50,706 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:08:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:08:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:50,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:08:50,885 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:50,887 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:51,032 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:51,155 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:08:51,156 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:08:51,158 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:51 BoogieIcfgContainer [2023-11-23 20:08:51,158 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:08:51,159 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:08:51,159 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:08:51,172 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:08:51,173 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:08:51,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:51,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-23 20:08:51,283 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-23 20:08:51,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:08:51,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:51,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:08:51,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:08:51,297 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:08:51,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:08:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:51,515 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:08:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:51,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:08:51,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:08:51,598 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 20:08:51,601 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:08:51,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:08:51,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:51,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-23 20:08:51,648 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-23 20:08:51,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:08:51,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:51,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:08:51,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:08:51,650 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:08:51,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-23 20:08:51,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:08:51,835 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:08:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:08:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:08:51,986 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:08:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:08:52,027 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:08:52,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:08:52,035 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-23 20:08:52,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:08:52 ImpRootNode [2023-11-23 20:08:52,070 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:08:52,070 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:08:52,071 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:08:52,071 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:08:52,071 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:51" (3/4) ... [2023-11-23 20:08:52,072 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-23 20:08:52,131 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:08:52,131 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:08:52,132 INFO L158 Benchmark]: Toolchain (without parser) took 3719.42ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 56.6MB in the beginning and 49.9MB in the end (delta: 6.7MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,132 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 59.7MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:08:52,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2043.35ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 56.4MB in the beginning and 66.0MB in the end (delta: -9.7MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,133 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.26ms. Allocated memory is still 113.2MB. Free memory was 66.0MB in the beginning and 62.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,134 INFO L158 Benchmark]: Boogie Preprocessor took 72.09ms. Allocated memory is still 113.2MB. Free memory was 62.8MB in the beginning and 61.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,134 INFO L158 Benchmark]: RCFGBuilder took 537.98ms. Allocated memory is still 113.2MB. Free memory was 60.8MB in the beginning and 75.3MB in the end (delta: -14.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,135 INFO L158 Benchmark]: CodeCheck took 910.80ms. Allocated memory is still 113.2MB. Free memory was 75.3MB in the beginning and 52.1MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,135 INFO L158 Benchmark]: Witness Printer took 60.85ms. Allocated memory is still 113.2MB. Free memory was 52.1MB in the beginning and 49.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:08:52,138 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 5 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 38 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 - CounterExampleResult [Line: 1555]: 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); [L1562] 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) [L1562] 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] [L1563] CALL CWE190_Integer_Overflow__int_rand_add_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE190_Integer_Overflow__int_rand_add_61b_badSource(data) [L1569] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1569] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1569] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1570] return data; [L1553] RET, EXPR CWE190_Integer_Overflow__int_rand_add_61b_badSource(data) [L1553] data = CWE190_Integer_Overflow__int_rand_add_61b_badSource(data) [L1555] data + 1 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 0.32ms. Allocated memory is still 83.9MB. Free memory was 59.7MB in the beginning and 59.7MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2043.35ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 56.4MB in the beginning and 66.0MB in the end (delta: -9.7MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.26ms. Allocated memory is still 113.2MB. Free memory was 66.0MB in the beginning and 62.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.09ms. Allocated memory is still 113.2MB. Free memory was 62.8MB in the beginning and 61.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 537.98ms. Allocated memory is still 113.2MB. Free memory was 60.8MB in the beginning and 75.3MB in the end (delta: -14.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * CodeCheck took 910.80ms. Allocated memory is still 113.2MB. Free memory was 75.3MB in the beginning and 52.1MB in the end (delta: 23.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 60.85ms. Allocated memory is still 113.2MB. Free memory was 52.1MB in the beginning and 49.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-23 20:08:52,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be9a1dbb-ee2c-4e55-aecf-c3c70701563d/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)