./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL --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 c569352b9134098491aa74fd9e8ca3c3f9baa485d66534be999b0da450e55e4e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:19,142 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:19,215 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:07:19,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:19,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:19,256 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:19,259 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:19,259 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:19,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:19,262 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:19,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:19,263 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:19,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:19,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:19,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:19,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:19,270 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:19,271 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:07:19,271 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:19,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:19,272 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:19,273 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:19,273 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:19,274 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:19,274 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:19,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:19,275 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:19,276 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:19,276 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:19,277 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:19,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:19,278 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:19,278 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_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c569352b9134098491aa74fd9e8ca3c3f9baa485d66534be999b0da450e55e4e [2023-11-19 04:07:19,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:19,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:19,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:19,575 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:19,575 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:19,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i [2023-11-19 04:07:22,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:23,010 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:23,012 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i [2023-11-19 04:07:23,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/data/3fef97e42/9f45c10193364749b0646780db0b0fd6/FLAGf0d3736a9 [2023-11-19 04:07:23,068 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/data/3fef97e42/9f45c10193364749b0646780db0b0fd6 [2023-11-19 04:07:23,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:23,076 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:23,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:23,082 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:23,089 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:23,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:23" (1/1) ... [2023-11-19 04:07:23,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e1a7108 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:23, skipping insertion in model container [2023-11-19 04:07:23,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:23" (1/1) ... [2023-11-19 04:07:23,178 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:23,689 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:07:24,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:24,400 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:24,435 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:07:24,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:24,723 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:24,723 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:24,723 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:24,724 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:24,724 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:24,731 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:24,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24 WrapperNode [2023-11-19 04:07:24,732 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:24,734 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:24,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:24,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:24,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24" (1/1) ... [2023-11-19 04:07:24,784 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24" (1/1) ... [2023-11-19 04:07:24,835 INFO L138 Inliner]: procedures = 502, calls = 59, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 93 [2023-11-19 04:07:24,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:24,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:24,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:24,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:24,847 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24" (1/1) ... [2023-11-19 04:07:24,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24" (1/1) ... [2023-11-19 04:07:24,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24" (1/1) ... [2023-11-19 04:07:24,869 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24" (1/1) ... [2023-11-19 04:07:24,874 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24" (1/1) ... [2023-11-19 04:07:24,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24" (1/1) ... [2023-11-19 04:07:24,892 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24" (1/1) ... [2023-11-19 04:07:24,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24" (1/1) ... [2023-11-19 04:07:24,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:24,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:24,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:24,898 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:24,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:24" (1/1) ... [2023-11-19 04:07:24,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:24,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:24,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:24,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:07:24,971 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:07:24,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:24,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:24,972 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:07:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:25,122 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:25,124 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:25,415 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:25,755 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:25,755 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:07:25,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:25 BoogieIcfgContainer [2023-11-19 04:07:25,761 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:25,762 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:25,763 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:25,770 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:25,771 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:25" (1/1) ... [2023-11-19 04:07:25,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:25,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:25,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 04:07:25,839 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 04:07:25,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:07:25,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:25,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:26,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:26,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:26,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 04:07:26,291 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 04:07:26,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:07:26,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:26,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:26,523 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:07:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:26,729 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:07:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:26,784 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 04:07:26,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:07:26 ImpRootNode [2023-11-19 04:07:26,825 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:07:26,827 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:07:26,827 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:07:26,827 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:07:26,828 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:25" (3/4) ... [2023-11-19 04:07:26,832 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:07:26,833 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:07:26,835 INFO L158 Benchmark]: Toolchain (without parser) took 3757.96ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 98.1MB in the beginning and 133.7MB in the end (delta: -35.6MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:26,835 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 146.8MB. Free memory is still 114.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:26,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1650.78ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 97.5MB in the beginning and 148.2MB in the end (delta: -50.7MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2023-11-19 04:07:26,837 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.85ms. Allocated memory is still 188.7MB. Free memory was 148.2MB in the beginning and 145.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:26,839 INFO L158 Benchmark]: Boogie Preprocessor took 59.97ms. Allocated memory is still 188.7MB. Free memory was 145.0MB in the beginning and 144.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:26,839 INFO L158 Benchmark]: RCFGBuilder took 863.54ms. Allocated memory is still 188.7MB. Free memory was 142.9MB in the beginning and 105.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 04:07:26,840 INFO L158 Benchmark]: CodeCheck took 1062.94ms. Allocated memory is still 188.7MB. Free memory was 105.2MB in the beginning and 133.7MB in the end (delta: -28.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:26,845 INFO L158 Benchmark]: Witness Printer took 6.79ms. Allocated memory is still 188.7MB. Free memory is still 133.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:26,852 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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, 6 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, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 40 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 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: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1553. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={12:14}, argv={12:14}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_multiply_53_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1553] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_multiply_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_multiply_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_multiply_53d_badSink(data) [L1576] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=1073741824, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1578] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=1073741824, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 146.8MB. Free memory is still 114.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1650.78ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 97.5MB in the beginning and 148.2MB in the end (delta: -50.7MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.85ms. Allocated memory is still 188.7MB. Free memory was 148.2MB in the beginning and 145.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.97ms. Allocated memory is still 188.7MB. Free memory was 145.0MB in the beginning and 144.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 863.54ms. Allocated memory is still 188.7MB. Free memory was 142.9MB in the beginning and 105.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 1062.94ms. Allocated memory is still 188.7MB. Free memory was 105.2MB in the beginning and 133.7MB in the end (delta: -28.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.79ms. Allocated memory is still 188.7MB. Free memory is still 133.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:07:26,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/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_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL --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 c569352b9134098491aa74fd9e8ca3c3f9baa485d66534be999b0da450e55e4e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:29,615 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:29,737 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 04:07:29,770 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:29,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:29,772 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:29,773 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:29,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:29,774 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:29,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:29,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:29,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:29,777 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:29,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:29,778 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:07:29,779 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:07:29,780 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:07:29,780 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:07:29,781 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:07:29,781 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:29,782 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:29,783 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:29,784 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:29,784 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:29,785 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:29,785 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:29,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:29,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:29,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:29,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:29,788 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:29,788 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:07:29,789 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:29,789 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:29,789 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:07:29,790 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:29,790 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_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c569352b9134098491aa74fd9e8ca3c3f9baa485d66534be999b0da450e55e4e [2023-11-19 04:07:30,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:30,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:30,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:30,251 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:30,252 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:30,253 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i [2023-11-19 04:07:33,296 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:33,784 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:33,784 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_53_bad.i [2023-11-19 04:07:33,808 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/data/bc3da02c5/bb859acca03c4b559b22cd29c09cb4da/FLAG3cfb9fce3 [2023-11-19 04:07:33,822 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/data/bc3da02c5/bb859acca03c4b559b22cd29c09cb4da [2023-11-19 04:07:33,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:33,827 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:33,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:33,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:33,833 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:33,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,835 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ca87256 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:33, skipping insertion in model container [2023-11-19 04:07:33,835 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:33" (1/1) ... [2023-11-19 04:07:33,902 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:34,309 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:07:34,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:34,924 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:34,949 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:07:35,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:35,238 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:35,238 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:35,239 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:35,239 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:35,239 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:35,247 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:35,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35 WrapperNode [2023-11-19 04:07:35,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:35,248 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:35,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:35,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:35,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,318 INFO L138 Inliner]: procedures = 507, calls = 59, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 61 [2023-11-19 04:07:35,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:35,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:35,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:35,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:35,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,344 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:35,357 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:35,357 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:35,357 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:35,358 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:35,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:35,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:35,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:35,441 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 04:07:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 04:07:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:07:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:35,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:35,442 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 04:07:35,606 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:35,609 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:35,768 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:35,883 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:35,884 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:07:35,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:35 BoogieIcfgContainer [2023-11-19 04:07:35,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:35,889 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:35,889 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:35,899 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:35,899 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:35" (1/1) ... [2023-11-19 04:07:35,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:35,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:35,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 04:07:35,964 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 04:07:35,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:07:35,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:35,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:35,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:07:35,978 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:07:35,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 04:07:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:36,172 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 04:07:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:36,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:07:36,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:07:36,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:07:36,241 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:07:36,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:07:36,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:36,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-19 04:07:36,294 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-19 04:07:36,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:07:36,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:36,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:36,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 04:07:36,296 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:07:36,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 04:07:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:36,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:07:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:36,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:07:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:07:36,657 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 04:07:36,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:07:36,663 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-19 04:07:36,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:07:36 ImpRootNode [2023-11-19 04:07:36,702 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:07:36,703 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:07:36,703 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:07:36,703 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:07:36,704 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:35" (3/4) ... [2023-11-19 04:07:36,705 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-19 04:07:36,769 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:07:36,770 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:07:36,770 INFO L158 Benchmark]: Toolchain (without parser) took 2943.70ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 49.6MB in the beginning and 48.6MB in the end (delta: 1.0MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:36,771 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 77.6MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:36,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1419.38ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 49.4MB in the beginning and 68.7MB in the end (delta: -19.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2023-11-19 04:07:36,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.02ms. Allocated memory is still 109.1MB. Free memory was 68.2MB in the beginning and 65.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:07:36,772 INFO L158 Benchmark]: Boogie Preprocessor took 36.72ms. Allocated memory is still 109.1MB. Free memory was 65.0MB in the beginning and 63.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:36,773 INFO L158 Benchmark]: RCFGBuilder took 531.26ms. Allocated memory is still 109.1MB. Free memory was 63.5MB in the beginning and 76.5MB in the end (delta: -13.0MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2023-11-19 04:07:36,773 INFO L158 Benchmark]: CodeCheck took 813.47ms. Allocated memory is still 109.1MB. Free memory was 76.5MB in the beginning and 51.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 04:07:36,777 INFO L158 Benchmark]: Witness Printer took 66.92ms. Allocated memory is still 109.1MB. Free memory was 50.7MB in the beginning and 48.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:36,780 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, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 6 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, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 46 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 1578]: 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); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1559] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=0, argc=0, argv={0:0}, argv={0:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL CWE190_Integer_Overflow__int_rand_multiply_53_bad() [L1551] int data; [L1552] data = 0 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1553] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] CALL CWE190_Integer_Overflow__int_rand_multiply_53b_badSink(data) [L1567] CALL CWE190_Integer_Overflow__int_rand_multiply_53c_badSink(data) [L1572] CALL CWE190_Integer_Overflow__int_rand_multiply_53d_badSink(data) [L1576] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1578] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(data)=2147483647, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 77.6MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1419.38ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 49.4MB in the beginning and 68.7MB in the end (delta: -19.3MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.02ms. Allocated memory is still 109.1MB. Free memory was 68.2MB in the beginning and 65.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.72ms. Allocated memory is still 109.1MB. Free memory was 65.0MB in the beginning and 63.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 531.26ms. Allocated memory is still 109.1MB. Free memory was 63.5MB in the beginning and 76.5MB in the end (delta: -13.0MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * CodeCheck took 813.47ms. Allocated memory is still 109.1MB. Free memory was 76.5MB in the beginning and 51.3MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 66.92ms. Allocated memory is still 109.1MB. Free memory was 50.7MB in the beginning and 48.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-19 04:07:36,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d9b8b51-a5cf-454f-a0b6-1ea6cc4cd075/bin/ukojak-verify-G8NBE6pJGL/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)