./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_61_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/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_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/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_06fe5a40-cc33-4da8-9349-186d5f4bf45e/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 bb0929b2cee20dd8a3023c6ad4215f33783e62e7ce23a55f27e3c7af3147cb4e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:02:04,561 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:02:04,668 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 01:02:04,675 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:02:04,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 01:02:04,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:02:04,712 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:02:04,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:02:04,713 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:02:04,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:02:04,714 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:02:04,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:02:04,714 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:02:04,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:02:04,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:02:04,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:02:04,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:02:04,720 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:02:04,720 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 01:02:04,721 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 01:02:04,721 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:02:04,722 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:02:04,722 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:02:04,722 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:02:04,722 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:02:04,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:02:04,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:04,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:02:04,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:02:04,724 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:02:04,724 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 01:02:04,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:02:04,725 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_06fe5a40-cc33-4da8-9349-186d5f4bf45e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb0929b2cee20dd8a3023c6ad4215f33783e62e7ce23a55f27e3c7af3147cb4e [2024-11-09 01:02:04,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:02:05,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:02:05,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:02:05,024 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:02:05,039 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:02:05,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_61_bad.i Unable to find full path for "g++" [2024-11-09 01:02:07,195 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:02:07,586 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:02:07,587 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_61_bad.i [2024-11-09 01:02:07,628 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/data/ed8c24c37/67c0bf52a8244c1d8b716456e63fa660/FLAG2f499db4b [2024-11-09 01:02:07,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/data/ed8c24c37/67c0bf52a8244c1d8b716456e63fa660 [2024-11-09 01:02:07,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:02:07,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:02:07,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:07,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:02:07,664 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:02:07,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:07" (1/1) ... [2024-11-09 01:02:07,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f215cd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:07, skipping insertion in model container [2024-11-09 01:02:07,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:07" (1/1) ... [2024-11-09 01:02:07,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:02:08,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:08,734 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:02:08,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:08,997 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:02:08,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08 WrapperNode [2024-11-09 01:02:08,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:09,000 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:09,000 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:02:09,000 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:02:09,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:09,065 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:09,092 INFO L138 Inliner]: procedures = 498, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-09 01:02:09,093 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:09,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:02:09,094 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:02:09,094 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:02:09,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:09,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:09,108 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:09,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:09,116 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:09,118 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:09,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:09,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:09,123 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:02:09,124 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:02:09,124 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:02:09,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:02:09,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:08" (1/1) ... [2024-11-09 01:02:09,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:09,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:02:09,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:02:09,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:02:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 01:02:09,210 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 01:02:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:02:09,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:02:09,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:02:09,351 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:02:09,353 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:02:09,450 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-09 01:02:09,450 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:02:09,502 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:02:09,503 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 01:02:09,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:09 BoogieIcfgContainer [2024-11-09 01:02:09,503 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:02:09,504 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:02:09,504 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:02:09,518 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:02:09,518 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:09" (1/1) ... [2024-11-09 01:02:09,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:02:09,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:09,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 01:02:09,576 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 01:02:09,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 01:02:09,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:09,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:09,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:09,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:02:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:09,774 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:02:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:09,807 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 01:02:09,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 01:02:09 ImpRootNode [2024-11-09 01:02:09,832 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 01:02:09,833 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 01:02:09,833 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 01:02:09,833 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 01:02:09,834 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:09" (3/4) ... [2024-11-09 01:02:09,837 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 01:02:09,838 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 01:02:09,839 INFO L158 Benchmark]: Toolchain (without parser) took 2184.50ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 94.3MB in the end (delta: 44.6MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2024-11-09 01:02:09,839 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:02:09,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1341.82ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 127.8MB in the end (delta: 11.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:09,840 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.46ms. Allocated memory is still 169.9MB. Free memory was 127.8MB in the beginning and 124.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:09,841 INFO L158 Benchmark]: Boogie Preprocessor took 29.22ms. Allocated memory is still 169.9MB. Free memory was 124.7MB in the beginning and 123.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:09,841 INFO L158 Benchmark]: RCFGBuilder took 379.27ms. Allocated memory is still 169.9MB. Free memory was 123.6MB in the beginning and 108.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 01:02:09,842 INFO L158 Benchmark]: CodeCheck took 328.04ms. Allocated memory is still 169.9MB. Free memory was 108.9MB in the beginning and 94.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 01:02:09,842 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 169.9MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:02:09,845 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1555]: 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 1563. 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); [L1563] 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) [L1563] 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] [L1564] CALL CWE191_Integer_Underflow__int_min_postdec_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE191_Integer_Underflow__int_min_postdec_61b_badSource(data) [L1570] data = (-0x7fffffff - 1) [L1571] return data; [L1553] RET, EXPR CWE191_Integer_Underflow__int_min_postdec_61b_badSource(data) [L1553] data = CWE191_Integer_Underflow__int_min_postdec_61b_badSource(data) [L1555] 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 0.32ms. Allocated memory is still 117.4MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1341.82ms. Allocated memory is still 169.9MB. Free memory was 138.8MB in the beginning and 127.8MB in the end (delta: 11.0MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.46ms. Allocated memory is still 169.9MB. Free memory was 127.8MB in the beginning and 124.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.22ms. Allocated memory is still 169.9MB. Free memory was 124.7MB in the beginning and 123.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 379.27ms. Allocated memory is still 169.9MB. Free memory was 123.6MB in the beginning and 108.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 328.04ms. Allocated memory is still 169.9MB. Free memory was 108.9MB in the beginning and 94.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 169.9MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 01:02:09,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/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_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_61_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/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_06fe5a40-cc33-4da8-9349-186d5f4bf45e/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 bb0929b2cee20dd8a3023c6ad4215f33783e62e7ce23a55f27e3c7af3147cb4e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:02:12,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:02:12,666 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 01:02:12,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:02:12,697 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:02:12,697 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:02:12,698 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:02:12,699 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:02:12,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:02:12,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:02:12,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:02:12,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:02:12,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:02:12,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:02:12,701 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:02:12,702 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:02:12,702 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:02:12,702 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 01:02:12,703 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:02:12,703 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 01:02:12,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:02:12,706 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:02:12,706 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:02:12,707 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:02:12,707 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:02:12,708 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:12,708 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 01:02:12,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:02:12,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:12,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:02:12,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:02:12,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:02:12,714 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:02:12,714 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:12,715 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 01:02:12,715 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_06fe5a40-cc33-4da8-9349-186d5f4bf45e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb0929b2cee20dd8a3023c6ad4215f33783e62e7ce23a55f27e3c7af3147cb4e [2024-11-09 01:02:13,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:02:13,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:02:13,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:02:13,200 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:02:13,202 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:02:13,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_61_bad.i Unable to find full path for "g++" [2024-11-09 01:02:15,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:02:15,679 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:02:15,680 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_61_bad.i [2024-11-09 01:02:15,705 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/data/0f19237c3/d22c1a181d33406fb90542385086b732/FLAGf2fa3a45d [2024-11-09 01:02:15,723 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/data/0f19237c3/d22c1a181d33406fb90542385086b732 [2024-11-09 01:02:15,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:02:15,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:02:15,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:15,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:02:15,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:02:15,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:15" (1/1) ... [2024-11-09 01:02:15,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49b924cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:15, skipping insertion in model container [2024-11-09 01:02:15,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:02:15" (1/1) ... [2024-11-09 01:02:15,801 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:02:16,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:16,823 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:02:16,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:02:17,134 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:02:17,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17 WrapperNode [2024-11-09 01:02:17,135 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:02:17,136 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:17,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:02:17,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:02:17,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,218 INFO L138 Inliner]: procedures = 503, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2024-11-09 01:02:17,219 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:02:17,221 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:02:17,221 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:02:17,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:02:17,231 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,252 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,254 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,263 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:02:17,272 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:02:17,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:02:17,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:02:17,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:02:17,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:02:17,325 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:02:17,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:02:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 01:02:17,360 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 01:02:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:02:17,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:02:17,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:02:17,538 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:02:17,540 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:02:17,702 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-09 01:02:17,702 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:02:17,780 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:02:17,784 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 01:02:17,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:17 BoogieIcfgContainer [2024-11-09 01:02:17,785 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:02:17,789 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:02:17,789 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:02:17,800 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:02:17,801 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:17" (1/1) ... [2024-11-09 01:02:17,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:02:17,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:17,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 01:02:17,874 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 01:02:17,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 01:02:17,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:17,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:02:17,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:02:17,884 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:02:17,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 01:02:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:18,061 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:02:18,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:18,172 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:02:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:02:18,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 01:02:18,210 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 01:02:18,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 01:02:18 ImpRootNode [2024-11-09 01:02:18,263 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 01:02:18,265 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 01:02:18,266 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 01:02:18,266 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 01:02:18,267 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:17" (3/4) ... [2024-11-09 01:02:18,269 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 01:02:18,271 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 01:02:18,272 INFO L158 Benchmark]: Toolchain (without parser) took 2544.32ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 51.8MB in the beginning and 69.9MB in the end (delta: -18.1MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2024-11-09 01:02:18,272 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory was 39.6MB in the beginning and 39.5MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:02:18,273 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1406.19ms. Allocated memory is still 79.7MB. Free memory was 51.7MB in the beginning and 36.5MB in the end (delta: 15.2MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:18,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.39ms. Allocated memory is still 79.7MB. Free memory was 36.2MB in the beginning and 33.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:18,275 INFO L158 Benchmark]: Boogie Preprocessor took 50.61ms. Allocated memory is still 79.7MB. Free memory was 33.4MB in the beginning and 31.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:18,276 INFO L158 Benchmark]: RCFGBuilder took 516.06ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 31.4MB in the beginning and 56.5MB in the end (delta: -25.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:02:18,277 INFO L158 Benchmark]: CodeCheck took 474.68ms. Allocated memory is still 100.7MB. Free memory was 56.5MB in the beginning and 70.5MB in the end (delta: -13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 01:02:18,278 INFO L158 Benchmark]: Witness Printer took 5.48ms. Allocated memory is still 100.7MB. Free memory was 70.5MB in the beginning and 69.9MB in the end (delta: 568.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:02:18,282 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1555]: 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 1563. 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); [L1563] 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) [L1563] 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] [L1564] CALL CWE191_Integer_Underflow__int_min_postdec_61_bad() [L1551] int data; [L1552] data = 0 [L1553] CALL, EXPR CWE191_Integer_Underflow__int_min_postdec_61b_badSource(data) [L1570] data = (-0x7fffffff - 1) [L1571] return data; [L1553] RET, EXPR CWE191_Integer_Underflow__int_min_postdec_61b_badSource(data) [L1553] data = CWE191_Integer_Underflow__int_min_postdec_61b_badSource(data) [L1555] 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 0.24ms. Allocated memory is still 62.9MB. Free memory was 39.6MB in the beginning and 39.5MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1406.19ms. Allocated memory is still 79.7MB. Free memory was 51.7MB in the beginning and 36.5MB in the end (delta: 15.2MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.39ms. Allocated memory is still 79.7MB. Free memory was 36.2MB in the beginning and 33.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.61ms. Allocated memory is still 79.7MB. Free memory was 33.4MB in the beginning and 31.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 516.06ms. Allocated memory was 79.7MB in the beginning and 100.7MB in the end (delta: 21.0MB). Free memory was 31.4MB in the beginning and 56.5MB in the end (delta: -25.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CodeCheck took 474.68ms. Allocated memory is still 100.7MB. Free memory was 56.5MB in the beginning and 70.5MB in the end (delta: -13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.48ms. Allocated memory is still 100.7MB. Free memory was 70.5MB in the beginning and 69.9MB in the end (delta: 568.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 01:02:18,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06fe5a40-cc33-4da8-9349-186d5f4bf45e/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