./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_18_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_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/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_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/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_08e49bcf-c28e-44cf-adb3-c5c3419a897b/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 ae0bfc3a3ab2f2fdbd1e7a7d0616897f65ee27d96b912429d1b0e30f61c1b8c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:47:08,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:47:08,369 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:47:08,374 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:47:08,375 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:47:08,400 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:47:08,401 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:47:08,401 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:47:08,402 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:47:08,403 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:47:08,404 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:47:08,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:47:08,405 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:47:08,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:47:08,406 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:47:08,406 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:47:08,407 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:47:08,407 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:47:08,408 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:47:08,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:47:08,409 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:47:08,413 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:47:08,414 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:47:08,415 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:47:08,415 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:47:08,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:08,416 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:47:08,417 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:47:08,418 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:47:08,418 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:47:08,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:47:08,420 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:47:08,420 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_08e49bcf-c28e-44cf-adb3-c5c3419a897b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae0bfc3a3ab2f2fdbd1e7a7d0616897f65ee27d96b912429d1b0e30f61c1b8c6 [2023-11-21 18:47:08,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:47:08,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:47:08,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:47:08,726 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:47:08,727 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:47:08,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_18_bad.i [2023-11-21 18:47:11,872 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:47:12,318 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:47:12,320 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_18_bad.i [2023-11-21 18:47:12,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/data/fe865cdea/43ea2a64c85444cf804aaf1ff48194a9/FLAGbe246480a [2023-11-21 18:47:12,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/data/fe865cdea/43ea2a64c85444cf804aaf1ff48194a9 [2023-11-21 18:47:12,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:47:12,388 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:47:12,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:12,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:47:12,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:47:12,399 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:12" (1/1) ... [2023-11-21 18:47:12,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be84ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:12, skipping insertion in model container [2023-11-21 18:47:12,402 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:12" (1/1) ... [2023-11-21 18:47:12,493 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:47:12,968 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:47:13,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:13,594 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:47:13,627 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:47:13,732 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:13,947 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:13,947 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:13,948 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:13,948 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:13,948 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:13,957 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:47:13,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13 WrapperNode [2023-11-21 18:47:13,958 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:13,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:13,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:47:13,960 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:47:13,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13" (1/1) ... [2023-11-21 18:47:14,004 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13" (1/1) ... [2023-11-21 18:47:14,034 INFO L138 Inliner]: procedures = 499, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 90 [2023-11-21 18:47:14,035 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:14,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:47:14,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:47:14,036 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:47:14,046 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13" (1/1) ... [2023-11-21 18:47:14,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13" (1/1) ... [2023-11-21 18:47:14,050 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13" (1/1) ... [2023-11-21 18:47:14,050 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13" (1/1) ... [2023-11-21 18:47:14,056 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13" (1/1) ... [2023-11-21 18:47:14,059 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13" (1/1) ... [2023-11-21 18:47:14,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13" (1/1) ... [2023-11-21 18:47:14,063 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13" (1/1) ... [2023-11-21 18:47:14,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:47:14,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:47:14,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:47:14,068 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:47:14,069 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:13" (1/1) ... [2023-11-21 18:47:14,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:14,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:47:14,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:47:14,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:47:14,157 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:47:14,157 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:47:14,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:47:14,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:47:14,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:47:14,158 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:47:14,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:47:14,320 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:47:14,322 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:47:14,519 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:47:14,782 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:47:14,782 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:47:14,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:14 BoogieIcfgContainer [2023-11-21 18:47:14,784 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:47:14,785 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:47:14,785 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:47:14,797 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:47:14,797 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:14" (1/1) ... [2023-11-21 18:47:14,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:47:14,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:47:14,890 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:47:14,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:47:14,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:14,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:15,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:15,316 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 18:47:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:15,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-21 18:47:15,377 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-21 18:47:15,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:47:15,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:15,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:15,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:47:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:15,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:47:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:15,792 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:47:15,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:47:15 ImpRootNode [2023-11-21 18:47:15,830 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:47:15,830 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:47:15,830 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:47:15,831 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:47:15,831 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:14" (3/4) ... [2023-11-21 18:47:15,833 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 18:47:15,835 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:47:15,836 INFO L158 Benchmark]: Toolchain (without parser) took 3447.20ms. Allocated memory is still 155.2MB. Free memory was 114.9MB in the beginning and 90.4MB in the end (delta: 24.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:15,838 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory was 78.7MB in the beginning and 78.7MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:47:15,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1566.22ms. Allocated memory is still 155.2MB. Free memory was 114.9MB in the beginning and 119.1MB in the end (delta: -4.3MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. [2023-11-21 18:47:15,839 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.49ms. Allocated memory is still 155.2MB. Free memory was 119.1MB in the beginning and 115.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:47:15,840 INFO L158 Benchmark]: Boogie Preprocessor took 31.19ms. Allocated memory is still 155.2MB. Free memory was 115.6MB in the beginning and 114.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:15,841 INFO L158 Benchmark]: RCFGBuilder took 716.56ms. Allocated memory is still 155.2MB. Free memory was 114.2MB in the beginning and 77.2MB in the end (delta: 37.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-21 18:47:15,842 INFO L158 Benchmark]: CodeCheck took 1044.64ms. Allocated memory is still 155.2MB. Free memory was 77.2MB in the beginning and 91.4MB in the end (delta: -14.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:47:15,847 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 155.2MB. Free memory was 91.4MB in the beginning and 90.4MB in the end (delta: 972.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:47:15,854 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: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseOr at line 1554. 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); [L1566] 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) [L1566] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(argc)=13, argc=13, argv={14:12}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1567] CALL CWE190_Integer_Overflow__int_rand_multiply_18_bad() [L1550] int data; [L1551] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1554] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE data > 0 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] [L1559] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory was 78.7MB in the beginning and 78.7MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1566.22ms. Allocated memory is still 155.2MB. Free memory was 114.9MB in the beginning and 119.1MB in the end (delta: -4.3MB). Peak memory consumption was 69.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.49ms. Allocated memory is still 155.2MB. Free memory was 119.1MB in the beginning and 115.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.19ms. Allocated memory is still 155.2MB. Free memory was 115.6MB in the beginning and 114.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 716.56ms. Allocated memory is still 155.2MB. Free memory was 114.2MB in the beginning and 77.2MB in the end (delta: 37.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 1044.64ms. Allocated memory is still 155.2MB. Free memory was 77.2MB in the beginning and 91.4MB in the end (delta: -14.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 155.2MB. Free memory was 91.4MB in the beginning and 90.4MB in the end (delta: 972.8kB). 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 18:47:15,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/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_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/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_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_18_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/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_08e49bcf-c28e-44cf-adb3-c5c3419a897b/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 ae0bfc3a3ab2f2fdbd1e7a7d0616897f65ee27d96b912429d1b0e30f61c1b8c6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:47:18,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:47:18,853 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:47:18,909 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:47:18,910 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:47:18,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:47:18,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:47:18,913 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:47:18,914 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:47:18,920 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:47:18,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:47:18,921 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:47:18,921 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:47:18,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:47:18,924 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:47:18,924 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:47:18,925 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:47:18,925 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:47:18,925 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:47:18,927 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:47:18,927 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:47:18,928 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:47:18,929 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:47:18,929 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:47:18,930 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:47:18,930 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:47:18,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:47:18,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:18,932 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:47:18,932 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:47:18,933 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:47:18,934 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:47:18,934 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:47:18,935 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:47:18,935 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:47:18,935 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:47:18,935 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_08e49bcf-c28e-44cf-adb3-c5c3419a897b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae0bfc3a3ab2f2fdbd1e7a7d0616897f65ee27d96b912429d1b0e30f61c1b8c6 [2023-11-21 18:47:19,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:47:19,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:47:19,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:47:19,443 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:47:19,445 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:47:19,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_18_bad.i [2023-11-21 18:47:22,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:47:23,184 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:47:23,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_18_bad.i [2023-11-21 18:47:23,211 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/data/2eaad44a8/6a83c140dbbb447c8aaceca0f1112a06/FLAGde7e772eb [2023-11-21 18:47:23,234 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/data/2eaad44a8/6a83c140dbbb447c8aaceca0f1112a06 [2023-11-21 18:47:23,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:47:23,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:47:23,244 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:23,246 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:47:23,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:47:23,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:23" (1/1) ... [2023-11-21 18:47:23,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7443f947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:23, skipping insertion in model container [2023-11-21 18:47:23,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:47:23" (1/1) ... [2023-11-21 18:47:23,343 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:47:23,882 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:47:24,750 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:24,773 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:47:24,807 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:47:24,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:47:25,072 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:25,072 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:25,073 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:25,073 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:25,073 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:47:25,082 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:47:25,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25 WrapperNode [2023-11-21 18:47:25,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:47:25,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:25,085 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:47:25,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:47:25,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,170 INFO L138 Inliner]: procedures = 504, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2023-11-21 18:47:25,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:47:25,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:47:25,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:47:25,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:47:25,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,188 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,204 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,206 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:47:25,211 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:47:25,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:47:25,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:47:25,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:47:25,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:47:25,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:47:25,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:47:25,316 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:47:25,316 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:47:25,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:47:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:47:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:47:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:47:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:47:25,524 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:47:25,527 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:47:25,673 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:47:25,794 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:47:25,795 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:47:25,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:25 BoogieIcfgContainer [2023-11-21 18:47:25,799 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:47:25,800 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:47:25,800 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:47:25,812 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:47:25,812 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:25" (1/1) ... [2023-11-21 18:47:25,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:47:25,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:25,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-21 18:47:25,912 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-21 18:47:25,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:47:25,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:25,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:47:25,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:47:25,925 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:47:25,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:47:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:26,152 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:47:26,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:26,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:47:26,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:47:26,240 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 18:47:26,242 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:47:26,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:47:26,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:26,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-21 18:47:26,300 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-21 18:47:26,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:47:26,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:26,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:47:26,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:47:26,303 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:47:26,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:47:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:26,466 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:47:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:26,612 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 18:47:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 18:47:26,662 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:47:26,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:47:26,670 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2023-11-21 18:47:26,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:47:26 ImpRootNode [2023-11-21 18:47:26,706 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:47:26,707 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:47:26,707 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:47:26,708 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:47:26,708 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:47:25" (3/4) ... [2023-11-21 18:47:26,709 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-21 18:47:26,800 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:47:26,801 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:47:26,802 INFO L158 Benchmark]: Toolchain (without parser) took 3560.48ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 72.9MB in the beginning and 91.9MB in the end (delta: -19.1MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2023-11-21 18:47:26,802 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:47:26,803 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1839.09ms. Allocated memory is still 100.7MB. Free memory was 72.6MB in the beginning and 58.9MB in the end (delta: 13.7MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2023-11-21 18:47:26,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.97ms. Allocated memory is still 100.7MB. Free memory was 58.9MB in the beginning and 55.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:26,805 INFO L158 Benchmark]: Boogie Preprocessor took 38.69ms. Allocated memory is still 100.7MB. Free memory was 55.9MB in the beginning and 53.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:26,805 INFO L158 Benchmark]: RCFGBuilder took 588.04ms. Allocated memory is still 100.7MB. Free memory was 53.8MB in the beginning and 64.0MB in the end (delta: -10.1MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-21 18:47:26,806 INFO L158 Benchmark]: CodeCheck took 906.52ms. Allocated memory is still 100.7MB. Free memory was 64.0MB in the beginning and 40.3MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-21 18:47:26,806 INFO L158 Benchmark]: Witness Printer took 93.80ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 40.3MB in the beginning and 91.9MB in the end (delta: -51.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:47:26,815 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: 0.8s, 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, 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, 38 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: 1559]: 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); [L1566] 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) [L1566] 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] [L1567] CALL CWE190_Integer_Overflow__int_rand_multiply_18_bad() [L1550] int data; [L1551] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1557] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147450881, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147450881, 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 0.74ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1839.09ms. Allocated memory is still 100.7MB. Free memory was 72.6MB in the beginning and 58.9MB in the end (delta: 13.7MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.97ms. Allocated memory is still 100.7MB. Free memory was 58.9MB in the beginning and 55.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.69ms. Allocated memory is still 100.7MB. Free memory was 55.9MB in the beginning and 53.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 588.04ms. Allocated memory is still 100.7MB. Free memory was 53.8MB in the beginning and 64.0MB in the end (delta: -10.1MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * CodeCheck took 906.52ms. Allocated memory is still 100.7MB. Free memory was 64.0MB in the beginning and 40.3MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 93.80ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 40.3MB in the beginning and 91.9MB in the end (delta: -51.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2023-11-21 18:47:26,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08e49bcf-c28e-44cf-adb3-c5c3419a897b/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)