./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_01_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2 --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 aa657c38b5a42b279fbc98f9f571092975dcdf39045bacfc7a53b12b3436787e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:34,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:34,704 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:33:34,710 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:33:34,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:33:34,754 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:34,755 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:34,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:34,756 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:34,757 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:34,758 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:34,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:34,759 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:33:34,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:34,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:34,761 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:34,762 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:34,762 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:33:34,763 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:34,763 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:34,764 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:34,765 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:34,766 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:34,766 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:34,767 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:34,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:34,768 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:34,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:34,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:34,770 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:33:34,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:33:34,771 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:34,772 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_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa657c38b5a42b279fbc98f9f571092975dcdf39045bacfc7a53b12b3436787e [2023-11-21 18:33:35,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:35,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:35,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:35,085 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:35,085 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:35,087 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_01_bad.i [2023-11-21 18:33:38,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:38,850 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:38,851 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_01_bad.i [2023-11-21 18:33:38,891 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/data/0717abd61/b5f3c5addbfb4e748b7b68c7e77f64df/FLAGfba89748e [2023-11-21 18:33:38,907 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/data/0717abd61/b5f3c5addbfb4e748b7b68c7e77f64df [2023-11-21 18:33:38,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:38,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:38,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:38,918 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:38,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:38,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:38" (1/1) ... [2023-11-21 18:33:38,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14568ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:38, skipping insertion in model container [2023-11-21 18:33:38,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:38" (1/1) ... [2023-11-21 18:33:39,004 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:39,516 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:33:40,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:40,190 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:40,209 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:33:40,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:40,421 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:40,421 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:40,421 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:40,422 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:40,422 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:40,430 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:40,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40 WrapperNode [2023-11-21 18:33:40,431 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:40,432 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:40,432 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:40,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:40,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40" (1/1) ... [2023-11-21 18:33:40,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40" (1/1) ... [2023-11-21 18:33:40,516 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 88 [2023-11-21 18:33:40,516 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:40,517 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:40,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:40,518 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:40,529 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40" (1/1) ... [2023-11-21 18:33:40,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40" (1/1) ... [2023-11-21 18:33:40,533 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40" (1/1) ... [2023-11-21 18:33:40,534 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40" (1/1) ... [2023-11-21 18:33:40,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40" (1/1) ... [2023-11-21 18:33:40,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40" (1/1) ... [2023-11-21 18:33:40,547 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40" (1/1) ... [2023-11-21 18:33:40,549 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40" (1/1) ... [2023-11-21 18:33:40,553 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:40,554 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:40,554 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:40,554 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:40,556 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:40" (1/1) ... [2023-11-21 18:33:40,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:40,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:40,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:40,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:40,657 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:33:40,657 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:33:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:33:40,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:33:40,817 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:40,819 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:41,031 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:41,406 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:41,407 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:33:41,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:41 BoogieIcfgContainer [2023-11-21 18:33:41,409 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:41,411 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:41,411 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:41,423 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:41,425 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:41" (1/1) ... [2023-11-21 18:33:41,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:33:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:41,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:33:41,512 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:33:41,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:33:41,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:41,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:41,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:42,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:42,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:42,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:33:42,229 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:33:42,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:33:42,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:42,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:33:42,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:42,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:33:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:42,558 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:33:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:42,608 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:33:42,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:33:42 ImpRootNode [2023-11-21 18:33:42,645 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:33:42,646 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:33:42,646 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:33:42,646 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:33:42,647 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:41" (3/4) ... [2023-11-21 18:33:42,652 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:33:42,653 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:33:42,655 INFO L158 Benchmark]: Toolchain (without parser) took 3738.13ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 105.2MB in the beginning and 66.6MB in the end (delta: 38.5MB). Peak memory consumption was 94.4MB. Max. memory is 16.1GB. [2023-11-21 18:33:42,656 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 151.0MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:42,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1513.35ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 104.8MB in the beginning and 163.1MB in the end (delta: -58.3MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:42,658 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.32ms. Allocated memory is still 205.5MB. Free memory was 163.1MB in the beginning and 160.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:42,659 INFO L158 Benchmark]: Boogie Preprocessor took 35.79ms. Allocated memory is still 205.5MB. Free memory was 160.0MB in the beginning and 158.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:42,660 INFO L158 Benchmark]: RCFGBuilder took 855.52ms. Allocated memory is still 205.5MB. Free memory was 158.9MB in the beginning and 121.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-21 18:33:42,666 INFO L158 Benchmark]: CodeCheck took 1234.10ms. Allocated memory is still 205.5MB. Free memory was 121.2MB in the beginning and 66.6MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-21 18:33:42,667 INFO L158 Benchmark]: Witness Printer took 7.98ms. Allocated memory is still 205.5MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:42,675 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: 1.2s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s 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: 1554]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1552. 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)=12, argc=12, argv={14:13}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] CALL CWE190_Integer_Overflow__int_rand_preinc_01_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1552] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 151.0MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1513.35ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 104.8MB in the beginning and 163.1MB in the end (delta: -58.3MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.32ms. Allocated memory is still 205.5MB. Free memory was 163.1MB in the beginning and 160.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.79ms. Allocated memory is still 205.5MB. Free memory was 160.0MB in the beginning and 158.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 855.52ms. Allocated memory is still 205.5MB. Free memory was 158.9MB in the beginning and 121.2MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 1234.10ms. Allocated memory is still 205.5MB. Free memory was 121.2MB in the beginning and 66.6MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 7.98ms. Allocated memory is still 205.5MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 18:33:42,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/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_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2 --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 aa657c38b5a42b279fbc98f9f571092975dcdf39045bacfc7a53b12b3436787e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:33:45,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:33:46,166 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:33:46,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:33:46,235 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:33:46,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:33:46,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:33:46,238 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:33:46,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:33:46,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:33:46,246 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:33:46,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:33:46,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:33:46,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:33:46,250 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:33:46,251 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:33:46,251 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:33:46,252 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:33:46,252 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:33:46,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:33:46,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:33:46,254 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:33:46,255 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:33:46,256 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:33:46,256 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:46,257 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:46,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:33:46,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:46,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:33:46,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:33:46,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:33:46,261 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:33:46,262 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:46,262 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:33:46,263 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:33:46,263 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:33:46,263 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_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa657c38b5a42b279fbc98f9f571092975dcdf39045bacfc7a53b12b3436787e [2023-11-21 18:33:46,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:33:46,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:33:46,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:33:46,862 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:33:46,863 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:33:46,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_01_bad.i [2023-11-21 18:33:50,620 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:33:51,108 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:33:51,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_preinc_01_bad.i [2023-11-21 18:33:51,153 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/data/63b964738/15942ad1ee574ca6869de3eec20c8dc3/FLAG8c3623f2d [2023-11-21 18:33:51,171 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/data/63b964738/15942ad1ee574ca6869de3eec20c8dc3 [2023-11-21 18:33:51,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:33:51,178 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:33:51,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:51,183 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:33:51,188 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:33:51,189 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,190 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69df52b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:51, skipping insertion in model container [2023-11-21 18:33:51,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:33:51" (1/1) ... [2023-11-21 18:33:51,260 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:33:51,734 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:33:52,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:52,389 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:33:52,428 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:33:52,559 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:33:52,771 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:52,771 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:52,771 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:52,771 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:52,772 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:33:52,781 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:33:52,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52 WrapperNode [2023-11-21 18:33:52,783 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:33:52,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:52,789 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:33:52,789 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:33:52,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,846 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,876 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 56 [2023-11-21 18:33:52,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:33:52,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:33:52,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:33:52,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:33:52,889 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,897 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,897 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,916 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,922 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:33:52,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:33:52,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:33:52,924 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:33:52,925 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:33:52" (1/1) ... [2023-11-21 18:33:52,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:33:52,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:33:52,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:33:52,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:33:53,020 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:33:53,020 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:33:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:33:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:33:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:33:53,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:33:53,022 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:33:53,191 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:33:53,194 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:33:53,373 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:33:53,440 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:33:53,440 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:33:53,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:53 BoogieIcfgContainer [2023-11-21 18:33:53,442 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:33:53,443 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:33:53,443 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:33:53,453 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:33:53,454 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:53" (1/1) ... [2023-11-21 18:33:53,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:33:53,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:53,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-21 18:33:53,519 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-21 18:33:53,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:33:53,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:53,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:53,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:33:53,530 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:33:53,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:33:53,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:53,719 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:33:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:33:53,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:33:53,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:33:53,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:33:53,806 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:33:53,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:33:53,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:33:53,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-21 18:33:53,854 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-21 18:33:53,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:33:53,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:33:53,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:33:53,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:33:53,857 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:33:53,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:33:54,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:54,052 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:33:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:54,208 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:33:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:33:54,247 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:33:54,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:33:54,254 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:33:54,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:33:54 ImpRootNode [2023-11-21 18:33:54,292 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:33:54,292 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:33:54,292 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:33:54,293 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:33:54,293 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:33:53" (3/4) ... [2023-11-21 18:33:54,294 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:33:54,358 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:33:54,359 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:33:54,360 INFO L158 Benchmark]: Toolchain (without parser) took 3181.28ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 50.0MB in the beginning and 49.8MB in the end (delta: 237.9kB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-11-21 18:33:54,360 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 77.6MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:54,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1606.29ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 49.8MB in the beginning and 43.8MB in the end (delta: 6.0MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:54,362 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.85ms. Allocated memory is still 96.5MB. Free memory was 43.8MB in the beginning and 67.2MB in the end (delta: -23.4MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-11-21 18:33:54,362 INFO L158 Benchmark]: Boogie Preprocessor took 44.83ms. Allocated memory is still 96.5MB. Free memory was 67.2MB in the beginning and 65.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:54,363 INFO L158 Benchmark]: RCFGBuilder took 518.96ms. Allocated memory is still 96.5MB. Free memory was 65.1MB in the beginning and 47.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:33:54,363 INFO L158 Benchmark]: CodeCheck took 848.82ms. Allocated memory is still 96.5MB. Free memory was 47.3MB in the beginning and 51.9MB in the end (delta: -4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:33:54,364 INFO L158 Benchmark]: Witness Printer took 66.40ms. Allocated memory is still 96.5MB. Free memory was 51.9MB in the beginning and 49.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:33:54,368 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, 37 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: 1554]: 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_preinc_01_bad() [L1550] int data; [L1551] data = 0 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1552] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1554] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 77.6MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1606.29ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 49.8MB in the beginning and 43.8MB in the end (delta: 6.0MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.85ms. Allocated memory is still 96.5MB. Free memory was 43.8MB in the beginning and 67.2MB in the end (delta: -23.4MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.83ms. Allocated memory is still 96.5MB. Free memory was 67.2MB in the beginning and 65.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 518.96ms. Allocated memory is still 96.5MB. Free memory was 65.1MB in the beginning and 47.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 848.82ms. Allocated memory is still 96.5MB. Free memory was 47.3MB in the beginning and 51.9MB in the end (delta: -4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 66.40ms. Allocated memory is still 96.5MB. Free memory was 51.9MB in the beginning and 49.8MB 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! [2023-11-21 18:33:54,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab67c8ee-5f25-4edf-9267-80df2a990d47/bin/ukojak-verify-i0I2FZA1j2/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)