./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_13_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/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_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/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_b37452ea-6a26-48fd-bebb-5a915f3765b5/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 2c01a1af195d49807c335b51a7c4cd01c49f848a1ab1a36249d02c9ef083aa4c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:48:28,084 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:48:28,198 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 19:48:28,208 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:48:28,211 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:48:28,246 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:48:28,247 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:48:28,247 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:48:28,248 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:48:28,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:48:28,250 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:48:28,251 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:48:28,251 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:48:28,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:48:28,254 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:48:28,254 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:48:28,254 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:48:28,255 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:48:28,255 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:48:28,256 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:48:28,256 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:48:28,261 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:48:28,261 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:48:28,261 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:48:28,262 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:48:28,262 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:48:28,262 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:28,263 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:48:28,263 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:48:28,263 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:48:28,264 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:48:28,264 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:48:28,267 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_b37452ea-6a26-48fd-bebb-5a915f3765b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c01a1af195d49807c335b51a7c4cd01c49f848a1ab1a36249d02c9ef083aa4c [2024-11-08 19:48:28,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:48:28,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:48:28,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:48:28,615 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:48:28,616 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:48:28,617 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_13_bad.i Unable to find full path for "g++" [2024-11-08 19:48:30,835 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:48:31,206 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:48:31,207 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_13_bad.i [2024-11-08 19:48:31,235 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/data/7d9a84a9a/daa58f929cc04151a1ba0ea2c49d34e4/FLAG24c3df7d4 [2024-11-08 19:48:31,255 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/data/7d9a84a9a/daa58f929cc04151a1ba0ea2c49d34e4 [2024-11-08 19:48:31,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:48:31,262 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:48:31,264 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:31,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:48:31,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:48:31,273 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,277 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ccb31de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:31, skipping insertion in model container [2024-11-08 19:48:31,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:31" (1/1) ... [2024-11-08 19:48:31,365 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:48:32,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:32,543 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:48:32,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:32,791 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:48:32,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32 WrapperNode [2024-11-08 19:48:32,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:32,793 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:32,793 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:48:32,793 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:48:32,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,869 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 19:48:32,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:32,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:48:32,870 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:48:32,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:48:32,881 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,889 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,889 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,897 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,902 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:48:32,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:48:32,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:48:32,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:48:32,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:32" (1/1) ... [2024-11-08 19:48:32,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:32,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:48:32,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:48:32,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:48:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:48:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:48:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:48:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:48:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:48:33,115 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:48:33,120 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:48:33,219 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 19:48:33,220 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:48:33,289 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:48:33,290 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:48:33,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:33 BoogieIcfgContainer [2024-11-08 19:48:33,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:48:33,291 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:48:33,291 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:48:33,303 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:48:33,303 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:33" (1/1) ... [2024-11-08 19:48:33,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:48:33,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:33,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 19:48:33,366 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 19:48:33,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:48:33,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:33,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:33,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:33,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:48:33,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:33,617 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:48:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:33,648 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:48:33,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:48:33 ImpRootNode [2024-11-08 19:48:33,675 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:48:33,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:48:33,676 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:48:33,676 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:48:33,677 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:33" (3/4) ... [2024-11-08 19:48:33,680 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:48:33,681 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:48:33,682 INFO L158 Benchmark]: Toolchain (without parser) took 2419.24ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 81.5MB in the beginning and 57.4MB in the end (delta: 24.1MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2024-11-08 19:48:33,682 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 127.9MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:48:33,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1527.86ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 81.3MB in the beginning and 92.0MB in the end (delta: -10.7MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2024-11-08 19:48:33,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.13ms. Allocated memory is still 167.8MB. Free memory was 92.0MB in the beginning and 88.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:48:33,684 INFO L158 Benchmark]: Boogie Preprocessor took 34.26ms. Allocated memory is still 167.8MB. Free memory was 88.9MB in the beginning and 87.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:48:33,686 INFO L158 Benchmark]: RCFGBuilder took 385.44ms. Allocated memory is still 167.8MB. Free memory was 87.8MB in the beginning and 73.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:48:33,687 INFO L158 Benchmark]: CodeCheck took 383.46ms. Allocated memory is still 167.8MB. Free memory was 73.1MB in the beginning and 58.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 19:48:33,687 INFO L158 Benchmark]: Witness Printer took 5.39ms. Allocated memory is still 167.8MB. Free memory was 58.2MB in the beginning and 57.4MB in the end (delta: 773.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:48:33,690 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: 0.3s, 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, 7 NumberOfCodeBlocks, 7 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_postdec_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [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] [L1556] COND TRUE GLOBAL_CONST_FIVE==5 [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 0.40ms. Allocated memory is still 127.9MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1527.86ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 81.3MB in the beginning and 92.0MB in the end (delta: -10.7MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.13ms. Allocated memory is still 167.8MB. Free memory was 92.0MB in the beginning and 88.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.26ms. Allocated memory is still 167.8MB. Free memory was 88.9MB in the beginning and 87.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 385.44ms. Allocated memory is still 167.8MB. Free memory was 87.8MB in the beginning and 73.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 383.46ms. Allocated memory is still 167.8MB. Free memory was 73.1MB in the beginning and 58.2MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.39ms. Allocated memory is still 167.8MB. Free memory was 58.2MB in the beginning and 57.4MB in the end (delta: 773.9kB). 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 19:48:33,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/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_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/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_b37452ea-6a26-48fd-bebb-5a915f3765b5/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 2c01a1af195d49807c335b51a7c4cd01c49f848a1ab1a36249d02c9ef083aa4c --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:48:36,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:48:36,310 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 19:48:36,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:48:36,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:48:36,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:48:36,346 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:48:36,346 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:48:36,347 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:48:36,347 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:48:36,347 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:48:36,348 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:48:36,348 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:48:36,348 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:48:36,349 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:48:36,349 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:48:36,349 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:48:36,350 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 19:48:36,350 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:48:36,350 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 19:48:36,351 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:48:36,351 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:48:36,352 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:48:36,352 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:48:36,352 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:48:36,352 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:36,353 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:48:36,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:48:36,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:36,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:48:36,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:48:36,357 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:48:36,358 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:48:36,358 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:36,358 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:48:36,359 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_b37452ea-6a26-48fd-bebb-5a915f3765b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c01a1af195d49807c335b51a7c4cd01c49f848a1ab1a36249d02c9ef083aa4c [2024-11-08 19:48:36,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:48:36,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:48:36,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:48:36,810 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:48:36,811 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:48:36,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_13_bad.i Unable to find full path for "g++" [2024-11-08 19:48:38,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:48:39,315 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:48:39,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_13_bad.i [2024-11-08 19:48:39,339 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/data/80792dac3/2ca67262037b496eb0160e4921ed5381/FLAG2b499d8d2 [2024-11-08 19:48:39,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/data/80792dac3/2ca67262037b496eb0160e4921ed5381 [2024-11-08 19:48:39,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:48:39,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:48:39,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:39,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:48:39,373 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:48:39,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,377 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@603b4ed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:39, skipping insertion in model container [2024-11-08 19:48:39,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:48:39" (1/1) ... [2024-11-08 19:48:39,459 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:48:40,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:40,570 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:48:40,720 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:48:40,919 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:48:40,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40 WrapperNode [2024-11-08 19:48:40,920 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:48:40,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:40,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:48:40,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:48:40,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40" (1/1) ... [2024-11-08 19:48:40,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40" (1/1) ... [2024-11-08 19:48:41,000 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 19:48:41,001 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:48:41,002 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:48:41,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:48:41,003 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:48:41,014 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40" (1/1) ... [2024-11-08 19:48:41,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40" (1/1) ... [2024-11-08 19:48:41,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40" (1/1) ... [2024-11-08 19:48:41,020 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40" (1/1) ... [2024-11-08 19:48:41,033 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40" (1/1) ... [2024-11-08 19:48:41,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40" (1/1) ... [2024-11-08 19:48:41,044 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40" (1/1) ... [2024-11-08 19:48:41,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40" (1/1) ... [2024-11-08 19:48:41,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:48:41,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:48:41,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:48:41,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:48:41,060 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:48:40" (1/1) ... [2024-11-08 19:48:41,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:48:41,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:48:41,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:48:41,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:48:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 19:48:41,140 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 19:48:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:48:41,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:48:41,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:48:41,328 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:48:41,331 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:48:41,484 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 19:48:41,486 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:48:41,574 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:48:41,575 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:48:41,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:41 BoogieIcfgContainer [2024-11-08 19:48:41,575 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:48:41,576 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:48:41,576 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:48:41,587 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:48:41,587 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:41" (1/1) ... [2024-11-08 19:48:41,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:48:41,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:41,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 19:48:41,670 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 19:48:41,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:48:41,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:41,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:48:41,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:48:41,680 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:48:41,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:48:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:41,867 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:48:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:41,984 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:48:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:48:42,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 19:48:42,028 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:48:42,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:48:42 ImpRootNode [2024-11-08 19:48:42,063 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:48:42,065 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:48:42,065 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:48:42,065 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:48:42,066 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:48:41" (3/4) ... [2024-11-08 19:48:42,070 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:48:42,071 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:48:42,072 INFO L158 Benchmark]: Toolchain (without parser) took 2707.43ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 45.1MB in the beginning and 43.4MB in the end (delta: 1.8MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-08 19:48:42,073 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 49.4MB in the end (delta: 112.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:48:42,074 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1553.89ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 44.9MB in the beginning and 54.2MB in the end (delta: -9.3MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2024-11-08 19:48:42,074 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.25ms. Allocated memory is still 94.4MB. Free memory was 54.2MB in the beginning and 51.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:48:42,075 INFO L158 Benchmark]: Boogie Preprocessor took 49.56ms. Allocated memory is still 94.4MB. Free memory was 51.0MB in the beginning and 49.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:48:42,076 INFO L158 Benchmark]: RCFGBuilder took 519.58ms. Allocated memory is still 94.4MB. Free memory was 48.9MB in the beginning and 57.3MB in the end (delta: -8.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 19:48:42,077 INFO L158 Benchmark]: CodeCheck took 486.83ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 43.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:48:42,078 INFO L158 Benchmark]: Witness Printer took 6.78ms. Allocated memory is still 94.4MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:48:42,084 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: 0.4s, 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, 7 NumberOfCodeBlocks, 7 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_postdec_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [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] [L1556] COND TRUE GLOBAL_CONST_FIVE==5 [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 0.30ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 49.4MB in the end (delta: 112.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1553.89ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 44.9MB in the beginning and 54.2MB in the end (delta: -9.3MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.25ms. Allocated memory is still 94.4MB. Free memory was 54.2MB in the beginning and 51.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.56ms. Allocated memory is still 94.4MB. Free memory was 51.0MB in the beginning and 49.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 519.58ms. Allocated memory is still 94.4MB. Free memory was 48.9MB in the beginning and 57.3MB in the end (delta: -8.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 486.83ms. Allocated memory is still 94.4MB. Free memory was 56.8MB in the beginning and 43.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 6.78ms. Allocated memory is still 94.4MB. Free memory is still 43.4MB. 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 19:48:42,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b37452ea-6a26-48fd-bebb-5a915f3765b5/bin/ukojak-verify-ImItNfHLgk/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 Result: UNKNOWN: Overapproximated counterexample