./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk --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 3e3f4f77d3ae2afad268d9819a6342368bb4e9d6090e11c6e0e19fbaaaa27246 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:46:13,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:46:13,833 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:46:13,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:46:13,839 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:46:13,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:46:13,864 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:46:13,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:46:13,865 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:46:13,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:46:13,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:46:13,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:46:13,867 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:46:13,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:46:13,868 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:46:13,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:46:13,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:46:13,870 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:46:13,870 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:46:13,871 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:46:13,871 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:46:13,872 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:46:13,872 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:46:13,873 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:46:13,873 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:46:13,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:46:13,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:46:13,874 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:46:13,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:46:13,875 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:46:13,876 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:46:13,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:46:13,876 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_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e3f4f77d3ae2afad268d9819a6342368bb4e9d6090e11c6e0e19fbaaaa27246 [2024-11-08 19:46:14,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:46:14,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:46:14,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:46:14,223 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:46:14,224 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:46:14,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i Unable to find full path for "g++" [2024-11-08 19:46:16,310 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:46:16,742 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:46:16,743 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i [2024-11-08 19:46:16,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/data/09a864068/ad41404e2d9048f2a5287e5c8e184074/FLAG66b43083d [2024-11-08 19:46:16,787 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/data/09a864068/ad41404e2d9048f2a5287e5c8e184074 [2024-11-08 19:46:16,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:46:16,792 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:46:16,793 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:46:16,794 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:46:16,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:46:16,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:46:16" (1/1) ... [2024-11-08 19:46:16,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20bafc28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:16, skipping insertion in model container [2024-11-08 19:46:16,803 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:46:16" (1/1) ... [2024-11-08 19:46:16,868 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:46:18,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:46:18,104 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:46:18,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:46:18,394 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:46:18,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18 WrapperNode [2024-11-08 19:46:18,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:46:18,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:46:18,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:46:18,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:46:18,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,426 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,448 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 19:46:18,449 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:46:18,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:46:18,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:46:18,450 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:46:18,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,466 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,467 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,471 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,473 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:46:18,487 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:46:18,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:46:18,487 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:46:18,489 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:46:18,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:46:18,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:46:18,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:46:18,554 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:46:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:46:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:46:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:46:18,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:46:18,707 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:46:18,709 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:46:18,806 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 19:46:18,806 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:46:18,868 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:46:18,869 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:46:18,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:46:18 BoogieIcfgContainer [2024-11-08 19:46:18,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:46:18,870 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:46:18,870 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:46:18,880 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:46:18,881 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:46:18" (1/1) ... [2024-11-08 19:46:18,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:46:18,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:18,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-08 19:46:18,936 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 19:46:18,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:46:18,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:18,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:46:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:46:19,073 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:46:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:46:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:46:19,152 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:46:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:46:19,183 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:46:19,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:46:19 ImpRootNode [2024-11-08 19:46:19,210 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:46:19,211 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:46:19,212 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:46:19,212 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:46:19,212 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:46:18" (3/4) ... [2024-11-08 19:46:19,216 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:46:19,217 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:46:19,219 INFO L158 Benchmark]: Toolchain (without parser) took 2426.92ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 101.1MB in the beginning and 111.5MB in the end (delta: -10.4MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2024-11-08 19:46:19,219 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 136.3MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:46:19,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1602.27ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 100.7MB in the beginning and 144.1MB in the end (delta: -43.3MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2024-11-08 19:46:19,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.66ms. Allocated memory is still 203.4MB. Free memory was 144.1MB in the beginning and 142.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:46:19,222 INFO L158 Benchmark]: Boogie Preprocessor took 36.67ms. Allocated memory is still 203.4MB. Free memory was 142.0MB in the beginning and 139.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:46:19,223 INFO L158 Benchmark]: RCFGBuilder took 382.59ms. Allocated memory is still 203.4MB. Free memory was 139.9MB in the beginning and 126.2MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:46:19,224 INFO L158 Benchmark]: CodeCheck took 340.33ms. Allocated memory is still 203.4MB. Free memory was 126.2MB in the beginning and 111.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:46:19,224 INFO L158 Benchmark]: Witness Printer took 6.22ms. Allocated memory is still 203.4MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:46:19,230 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, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET 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] [L1569] CALL CWE191_Integer_Underflow__int_min_predec_03_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.42ms. Allocated memory is still 136.3MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1602.27ms. Allocated memory was 136.3MB in the beginning and 203.4MB in the end (delta: 67.1MB). Free memory was 100.7MB in the beginning and 144.1MB in the end (delta: -43.3MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.66ms. Allocated memory is still 203.4MB. Free memory was 144.1MB in the beginning and 142.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.67ms. Allocated memory is still 203.4MB. Free memory was 142.0MB in the beginning and 139.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.59ms. Allocated memory is still 203.4MB. Free memory was 139.9MB in the beginning and 126.2MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 340.33ms. Allocated memory is still 203.4MB. Free memory was 126.2MB in the beginning and 111.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 6.22ms. Allocated memory is still 203.4MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:46:19,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk --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 3e3f4f77d3ae2afad268d9819a6342368bb4e9d6090e11c6e0e19fbaaaa27246 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:46:22,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:46:22,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:46:22,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:46:22,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:46:22,156 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:46:22,157 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:46:22,158 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:46:22,159 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:46:22,160 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:46:22,161 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:46:22,161 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:46:22,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:46:22,162 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:46:22,162 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:46:22,163 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:46:22,165 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:46:22,168 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:46:22,168 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:46:22,168 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:46:22,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:46:22,169 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:46:22,169 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:46:22,170 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:46:22,170 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:46:22,170 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:22,171 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:46:22,171 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:46:22,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:46:22,172 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:46:22,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:46:22,172 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:46:22,173 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:46:22,175 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:22,176 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:46:22,176 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_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e3f4f77d3ae2afad268d9819a6342368bb4e9d6090e11c6e0e19fbaaaa27246 [2024-11-08 19:46:22,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:46:22,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:46:22,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:46:22,621 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:46:22,621 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:46:22,623 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i Unable to find full path for "g++" [2024-11-08 19:46:24,943 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:46:25,507 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:46:25,510 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_03_bad.i [2024-11-08 19:46:25,546 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/data/1011e6ddb/d623f1e9065b42d092f17929a7ec46c1/FLAG15db118ec [2024-11-08 19:46:25,576 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/data/1011e6ddb/d623f1e9065b42d092f17929a7ec46c1 [2024-11-08 19:46:25,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:46:25,584 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:46:25,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:46:25,588 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:46:25,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:46:25,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:46:25" (1/1) ... [2024-11-08 19:46:25,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f10e45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:25, skipping insertion in model container [2024-11-08 19:46:25,598 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:46:25" (1/1) ... [2024-11-08 19:46:25,688 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:46:26,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:46:26,877 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:46:26,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:46:27,172 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:46:27,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27 WrapperNode [2024-11-08 19:46:27,173 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:46:27,175 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:46:27,175 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:46:27,175 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:46:27,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,259 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 19:46:27,260 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:46:27,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:46:27,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:46:27,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:46:27,275 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,284 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,284 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,318 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:46:27,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:46:27,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:46:27,333 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:46:27,334 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:46:27,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:46:27,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:46:27,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:46:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:46:27,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:46:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:46:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:46:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:46:27,641 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:46:27,645 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:46:27,824 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 19:46:27,824 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:46:27,897 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:46:27,897 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 19:46:27,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:46:27 BoogieIcfgContainer [2024-11-08 19:46:27,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:46:27,900 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:46:27,900 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:46:27,911 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:46:27,911 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:46:27" (1/1) ... [2024-11-08 19:46:27,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:46:27,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:27,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-08 19:46:27,989 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 19:46:27,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:46:27,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:27,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:46:27,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:46:28,000 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:46:28,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:46:28,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:46:28,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:46:28,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:46:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:46:28,322 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:46:28,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:46:28,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:46:28,368 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:46:28,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:46:28 ImpRootNode [2024-11-08 19:46:28,409 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:46:28,409 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:46:28,409 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:46:28,410 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:46:28,412 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:46:27" (3/4) ... [2024-11-08 19:46:28,416 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:46:28,417 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:46:28,418 INFO L158 Benchmark]: Toolchain (without parser) took 2834.07ms. Allocated memory was 88.1MB in the beginning and 125.8MB in the end (delta: 37.7MB). Free memory was 59.9MB in the beginning and 73.0MB in the end (delta: -13.1MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2024-11-08 19:46:28,419 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:46:28,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1586.60ms. Allocated memory was 88.1MB in the beginning and 125.8MB in the end (delta: 37.7MB). Free memory was 59.7MB in the beginning and 70.1MB in the end (delta: -10.4MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2024-11-08 19:46:28,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.74ms. Allocated memory is still 125.8MB. Free memory was 70.1MB in the beginning and 67.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:46:28,422 INFO L158 Benchmark]: Boogie Preprocessor took 62.62ms. Allocated memory is still 125.8MB. Free memory was 66.6MB in the beginning and 65.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:46:28,423 INFO L158 Benchmark]: RCFGBuilder took 572.85ms. Allocated memory is still 125.8MB. Free memory was 65.1MB in the beginning and 86.9MB in the end (delta: -21.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-11-08 19:46:28,424 INFO L158 Benchmark]: CodeCheck took 508.73ms. Allocated memory is still 125.8MB. Free memory was 86.9MB in the beginning and 73.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:46:28,425 INFO L158 Benchmark]: Witness Printer took 7.83ms. Allocated memory is still 125.8MB. Free memory was 73.7MB in the beginning and 73.0MB in the end (delta: 737.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:46:28,432 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, 13 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. 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); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET 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] [L1569] CALL CWE191_Integer_Underflow__int_min_predec_03_bad() [L1550] int data; [L1551] data = 0 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] --data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, 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 0.23ms. Allocated memory is still 56.6MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 81.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1586.60ms. Allocated memory was 88.1MB in the beginning and 125.8MB in the end (delta: 37.7MB). Free memory was 59.7MB in the beginning and 70.1MB in the end (delta: -10.4MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.74ms. Allocated memory is still 125.8MB. Free memory was 70.1MB in the beginning and 67.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.62ms. Allocated memory is still 125.8MB. Free memory was 66.6MB in the beginning and 65.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 572.85ms. Allocated memory is still 125.8MB. Free memory was 65.1MB in the beginning and 86.9MB in the end (delta: -21.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * CodeCheck took 508.73ms. Allocated memory is still 125.8MB. Free memory was 86.9MB in the beginning and 73.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 7.83ms. Allocated memory is still 125.8MB. Free memory was 73.7MB in the beginning and 73.0MB in the end (delta: 737.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 19:46:28,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_003e0522-7a61-40bf-a1b9-d0b7c6c39305/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample