./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_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_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/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_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/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_63c304da-f6ec-45b3-80e9-bd19cf0810bd/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 96e6cb03586c67a7abefad4cebfed76b5f1cb4efab5623dd11c671c0ec7380b1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:19:39,112 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:19:39,212 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:19:39,217 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:19:39,217 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:19:39,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:19:39,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:19:39,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:19:39,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:19:39,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:19:39,248 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:19:39,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:19:39,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:19:39,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:19:39,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:19:39,251 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:19:39,252 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:19:39,252 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:19:39,252 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:19:39,253 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:19:39,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:19:39,254 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:19:39,258 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:19:39,258 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:19:39,259 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:19:39,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:19:39,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:19:39,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:19:39,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:19:39,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:19:39,260 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:19:39,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:19:39,261 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_63c304da-f6ec-45b3-80e9-bd19cf0810bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96e6cb03586c67a7abefad4cebfed76b5f1cb4efab5623dd11c671c0ec7380b1 [2024-11-08 22:19:39,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:19:39,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:19:39,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:19:39,607 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:19:39,608 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:19:39,609 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i Unable to find full path for "g++" [2024-11-08 22:19:41,636 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:19:42,061 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:19:42,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i [2024-11-08 22:19:42,093 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/data/6c80a6ca6/e29ebc9d41ca407ba457fc500c909029/FLAGd5f9f0c3c [2024-11-08 22:19:42,112 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/data/6c80a6ca6/e29ebc9d41ca407ba457fc500c909029 [2024-11-08 22:19:42,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:19:42,117 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:19:42,118 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:19:42,119 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:19:42,126 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:19:42,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:19:42" (1/1) ... [2024-11-08 22:19:42,129 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b558e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:42, skipping insertion in model container [2024-11-08 22:19:42,129 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:19:42" (1/1) ... [2024-11-08 22:19:42,213 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:19:43,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:19:43,293 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:19:43,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:19:43,518 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:19:43,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43 WrapperNode [2024-11-08 22:19:43,518 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:19:43,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:19:43,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:19:43,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:19:43,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43" (1/1) ... [2024-11-08 22:19:43,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43" (1/1) ... [2024-11-08 22:19:43,613 INFO L138 Inliner]: procedures = 500, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 45 [2024-11-08 22:19:43,614 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:19:43,615 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:19:43,615 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:19:43,615 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:19:43,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43" (1/1) ... [2024-11-08 22:19:43,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43" (1/1) ... [2024-11-08 22:19:43,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43" (1/1) ... [2024-11-08 22:19:43,625 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43" (1/1) ... [2024-11-08 22:19:43,635 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43" (1/1) ... [2024-11-08 22:19:43,637 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43" (1/1) ... [2024-11-08 22:19:43,644 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43" (1/1) ... [2024-11-08 22:19:43,645 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43" (1/1) ... [2024-11-08 22:19:43,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:19:43,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:19:43,649 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:19:43,649 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:19:43,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:43" (1/1) ... [2024-11-08 22:19:43,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:19:43,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:19:43,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:19:43,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:19:43,721 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:19:43,722 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:19:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:19:43,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:19:43,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:19:43,933 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:19:43,935 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:19:44,098 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 22:19:44,099 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:19:44,166 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:19:44,166 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:19:44,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:44 BoogieIcfgContainer [2024-11-08 22:19:44,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:19:44,167 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:19:44,168 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:19:44,181 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:19:44,181 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:44" (1/1) ... [2024-11-08 22:19:44,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:19:44,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:19:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:19:44,245 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:19:44,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:19:44,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:19:44,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:19:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:44,382 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:19:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:44,476 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:19:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:44,509 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:19:44,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:19:44 ImpRootNode [2024-11-08 22:19:44,540 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:19:44,541 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:19:44,541 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:19:44,542 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:19:44,542 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:44" (3/4) ... [2024-11-08 22:19:44,545 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:19:44,546 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:19:44,547 INFO L158 Benchmark]: Toolchain (without parser) took 2429.75ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 118.8MB in the beginning and 153.0MB in the end (delta: -34.2MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2024-11-08 22:19:44,548 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 157.3MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:19:44,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1400.19ms. Allocated memory is still 157.3MB. Free memory was 118.3MB in the beginning and 119.8MB in the end (delta: -1.5MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2024-11-08 22:19:44,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.82ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 119.8MB in the beginning and 184.5MB in the end (delta: -64.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2024-11-08 22:19:44,550 INFO L158 Benchmark]: Boogie Preprocessor took 32.47ms. Allocated memory is still 218.1MB. Free memory was 184.5MB in the beginning and 183.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:19:44,550 INFO L158 Benchmark]: RCFGBuilder took 517.82ms. Allocated memory is still 218.1MB. Free memory was 183.4MB in the beginning and 168.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:19:44,551 INFO L158 Benchmark]: CodeCheck took 373.08ms. Allocated memory is still 218.1MB. Free memory was 168.7MB in the beginning and 153.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:19:44,551 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 218.1MB. Free memory was 153.8MB in the beginning and 153.0MB in the end (delta: 766.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:19:44,555 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: 1578]: 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 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_53_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_53b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_53c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_53d_badSink(data) [L1576] COND TRUE data < 0 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] [L1578] data * 2 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 0.32ms. Allocated memory is still 157.3MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1400.19ms. Allocated memory is still 157.3MB. Free memory was 118.3MB in the beginning and 119.8MB in the end (delta: -1.5MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.82ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 119.8MB in the beginning and 184.5MB in the end (delta: -64.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.47ms. Allocated memory is still 218.1MB. Free memory was 184.5MB in the beginning and 183.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 517.82ms. Allocated memory is still 218.1MB. Free memory was 183.4MB in the beginning and 168.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 373.08ms. Allocated memory is still 218.1MB. Free memory was 168.7MB in the beginning and 153.8MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 218.1MB. Free memory was 153.8MB in the beginning and 153.0MB in the end (delta: 766.9kB). 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 22:19:44,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/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_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/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_63c304da-f6ec-45b3-80e9-bd19cf0810bd/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 96e6cb03586c67a7abefad4cebfed76b5f1cb4efab5623dd11c671c0ec7380b1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:19:47,009 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:19:47,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:19:47,153 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:19:47,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:19:47,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:19:47,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:19:47,156 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:19:47,160 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:19:47,161 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:19:47,162 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:19:47,162 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:19:47,163 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:19:47,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:19:47,164 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:19:47,164 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:19:47,166 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:19:47,169 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:19:47,169 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:19:47,170 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:19:47,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:19:47,171 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:19:47,172 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:19:47,172 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:19:47,173 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:19:47,173 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:19:47,173 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:19:47,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:19:47,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:19:47,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:19:47,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:19:47,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:19:47,176 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:19:47,176 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:19:47,176 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:19:47,177 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_63c304da-f6ec-45b3-80e9-bd19cf0810bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96e6cb03586c67a7abefad4cebfed76b5f1cb4efab5623dd11c671c0ec7380b1 [2024-11-08 22:19:47,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:19:47,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:19:47,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:19:47,587 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:19:47,587 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:19:47,589 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i Unable to find full path for "g++" [2024-11-08 22:19:49,681 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:19:50,173 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:19:50,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_53_bad.i [2024-11-08 22:19:50,195 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/data/0fe879b70/86fd43036fda43cf9cc23331dcf5b026/FLAG00a4344d8 [2024-11-08 22:19:50,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/data/0fe879b70/86fd43036fda43cf9cc23331dcf5b026 [2024-11-08 22:19:50,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:19:50,224 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:19:50,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:19:50,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:19:50,232 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:19:50,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:19:50" (1/1) ... [2024-11-08 22:19:50,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f11a9f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:50, skipping insertion in model container [2024-11-08 22:19:50,235 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:19:50" (1/1) ... [2024-11-08 22:19:50,312 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:19:51,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:19:51,696 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:19:51,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:19:52,068 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:19:52,068 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52 WrapperNode [2024-11-08 22:19:52,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:19:52,070 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:19:52,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:19:52,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:19:52,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,120 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,146 INFO L138 Inliner]: procedures = 505, calls = 26, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 45 [2024-11-08 22:19:52,148 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:19:52,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:19:52,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:19:52,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:19:52,159 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,165 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,166 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,173 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,177 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,179 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:19:52,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:19:52,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:19:52,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:19:52,184 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:19:52,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:19:52,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:19:52,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:19:52,248 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:19:52,248 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:19:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:19:52,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:19:52,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:19:52,434 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:19:52,436 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:19:52,590 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-08 22:19:52,594 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:19:52,673 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:19:52,673 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:19:52,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:52 BoogieIcfgContainer [2024-11-08 22:19:52,674 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:19:52,675 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:19:52,675 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:19:52,688 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:19:52,688 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:52" (1/1) ... [2024-11-08 22:19:52,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:19:52,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:19:52,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:19:52,792 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:19:52,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:19:52,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:19:52,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:19:52,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:19:52,803 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:19:52,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:19:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:53,038 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:19:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:53,155 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:19:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:19:53,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:19:53,203 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:19:53,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:19:53 ImpRootNode [2024-11-08 22:19:53,231 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:19:53,234 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:19:53,234 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:19:53,234 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:19:53,235 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:19:52" (3/4) ... [2024-11-08 22:19:53,238 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:19:53,239 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:19:53,240 INFO L158 Benchmark]: Toolchain (without parser) took 3016.80ms. Allocated memory was 83.9MB in the beginning and 121.6MB in the end (delta: 37.7MB). Free memory was 57.6MB in the beginning and 85.4MB in the end (delta: -27.8MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-11-08 22:19:53,241 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 60.2MB in the end (delta: 148.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:19:53,242 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1844.13ms. Allocated memory was 83.9MB in the beginning and 121.6MB in the end (delta: 37.7MB). Free memory was 57.3MB in the beginning and 83.5MB in the end (delta: -26.2MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-11-08 22:19:53,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.18ms. Allocated memory is still 121.6MB. Free memory was 83.5MB in the beginning and 80.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:19:53,243 INFO L158 Benchmark]: Boogie Preprocessor took 32.69ms. Allocated memory is still 121.6MB. Free memory was 80.6MB in the beginning and 78.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:19:53,244 INFO L158 Benchmark]: RCFGBuilder took 491.49ms. Allocated memory is still 121.6MB. Free memory was 78.5MB in the beginning and 62.6MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:19:53,245 INFO L158 Benchmark]: CodeCheck took 556.03ms. Allocated memory is still 121.6MB. Free memory was 62.6MB in the beginning and 85.8MB in the end (delta: -23.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:19:53,246 INFO L158 Benchmark]: Witness Printer took 5.53ms. Allocated memory is still 121.6MB. Free memory was 85.8MB in the beginning and 85.4MB in the end (delta: 406.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:19:53,250 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: 0.5s, 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: 1578]: 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 1559. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1559] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_min_multiply_53_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_multiply_53b_badSink(data) [L1567] CALL CWE191_Integer_Underflow__int_min_multiply_53c_badSink(data) [L1572] CALL CWE191_Integer_Underflow__int_min_multiply_53d_badSink(data) [L1576] COND TRUE data < 0 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] [L1578] data * 2 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 0.34ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 60.2MB in the end (delta: 148.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1844.13ms. Allocated memory was 83.9MB in the beginning and 121.6MB in the end (delta: 37.7MB). Free memory was 57.3MB in the beginning and 83.5MB in the end (delta: -26.2MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.18ms. Allocated memory is still 121.6MB. Free memory was 83.5MB in the beginning and 80.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.69ms. Allocated memory is still 121.6MB. Free memory was 80.6MB in the beginning and 78.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 491.49ms. Allocated memory is still 121.6MB. Free memory was 78.5MB in the beginning and 62.6MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 556.03ms. Allocated memory is still 121.6MB. Free memory was 62.6MB in the beginning and 85.8MB in the end (delta: -23.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.53ms. Allocated memory is still 121.6MB. Free memory was 85.8MB in the beginning and 85.4MB in the end (delta: 406.7kB). 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 22:19:53,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c304da-f6ec-45b3-80e9-bd19cf0810bd/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