./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_04_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_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/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_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/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_7414bbef-05f0-4a48-a27f-69d748539b8b/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 f5ad2493d011070f51a850b2ae53f89d0a76cf1c8a236d00cb54674f3037d0e5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:37:13,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:37:13,687 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:37:13,692 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:37:13,695 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:37:13,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:37:13,759 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:37:13,760 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:37:13,761 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:37:13,763 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:37:13,764 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:37:13,764 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:37:13,764 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:37:13,765 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:37:13,765 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:37:13,766 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:37:13,766 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:37:13,766 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:37:13,767 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:37:13,769 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:37:13,770 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:37:13,774 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:37:13,775 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:37:13,776 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:37:13,777 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:37:13,777 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:37:13,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:37:13,778 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:37:13,779 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:37:13,779 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:37:13,779 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:37:13,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:37:13,781 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_7414bbef-05f0-4a48-a27f-69d748539b8b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5ad2493d011070f51a850b2ae53f89d0a76cf1c8a236d00cb54674f3037d0e5 [2024-11-08 23:37:14,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:37:14,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:37:14,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:37:14,144 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:37:14,145 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:37:14,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_04_bad.i Unable to find full path for "g++" [2024-11-08 23:37:16,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:37:16,514 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:37:16,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_04_bad.i [2024-11-08 23:37:16,536 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/data/36da78728/1c99db101552438b935311dbf73b3fd8/FLAGc7aa3cfc9 [2024-11-08 23:37:16,699 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/data/36da78728/1c99db101552438b935311dbf73b3fd8 [2024-11-08 23:37:16,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:37:16,704 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:37:16,706 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:37:16,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:37:16,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:37:16,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:37:16" (1/1) ... [2024-11-08 23:37:16,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b2805e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:16, skipping insertion in model container [2024-11-08 23:37:16,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:37:16" (1/1) ... [2024-11-08 23:37:16,787 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:37:17,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:37:17,741 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:37:17,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:37:17,992 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:37:17,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17 WrapperNode [2024-11-08 23:37:17,992 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:37:17,993 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:37:17,993 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:37:17,994 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:37:18,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17" (1/1) ... [2024-11-08 23:37:18,036 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17" (1/1) ... [2024-11-08 23:37:18,079 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-08 23:37:18,080 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:37:18,080 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:37:18,080 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:37:18,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:37:18,100 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17" (1/1) ... [2024-11-08 23:37:18,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17" (1/1) ... [2024-11-08 23:37:18,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17" (1/1) ... [2024-11-08 23:37:18,110 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17" (1/1) ... [2024-11-08 23:37:18,119 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17" (1/1) ... [2024-11-08 23:37:18,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17" (1/1) ... [2024-11-08 23:37:18,126 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17" (1/1) ... [2024-11-08 23:37:18,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17" (1/1) ... [2024-11-08 23:37:18,149 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:37:18,150 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:37:18,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:37:18,150 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:37:18,151 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:17" (1/1) ... [2024-11-08 23:37:18,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:37:18,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:37:18,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:37:18,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:37:18,230 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:37:18,231 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:37:18,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:37:18,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:37:18,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:37:18,363 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:37:18,365 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:37:18,477 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:37:18,477 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:37:18,538 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:37:18,539 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:37:18,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:37:18 BoogieIcfgContainer [2024-11-08 23:37:18,539 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:37:18,540 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:37:18,540 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:37:18,550 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:37:18,550 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:37:18" (1/1) ... [2024-11-08 23:37:18,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:37:18,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:37:18,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 23:37:18,614 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 23:37:18,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:37:18,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:37:18,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:37:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:18,765 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:37:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:18,838 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:37:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:18,881 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:37:18,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:37:18 ImpRootNode [2024-11-08 23:37:18,907 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:37:18,908 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:37:18,908 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:37:18,908 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:37:18,909 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:37:18" (3/4) ... [2024-11-08 23:37:18,912 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:37:18,913 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:37:18,914 INFO L158 Benchmark]: Toolchain (without parser) took 2209.71ms. Allocated memory is still 178.3MB. Free memory was 146.7MB in the beginning and 110.2MB in the end (delta: 36.5MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2024-11-08 23:37:18,914 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 130.0MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:37:18,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1287.05ms. Allocated memory is still 178.3MB. Free memory was 146.5MB in the beginning and 82.3MB in the end (delta: 64.1MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. [2024-11-08 23:37:18,916 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.51ms. Allocated memory is still 178.3MB. Free memory was 82.3MB in the beginning and 142.7MB in the end (delta: -60.4MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2024-11-08 23:37:18,916 INFO L158 Benchmark]: Boogie Preprocessor took 68.82ms. Allocated memory is still 178.3MB. Free memory was 142.7MB in the beginning and 141.4MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:37:18,917 INFO L158 Benchmark]: RCFGBuilder took 389.80ms. Allocated memory is still 178.3MB. Free memory was 141.4MB in the beginning and 125.9MB in the end (delta: 15.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:37:18,918 INFO L158 Benchmark]: CodeCheck took 367.08ms. Allocated memory is still 178.3MB. Free memory was 125.9MB in the beginning and 111.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:37:18,918 INFO L158 Benchmark]: Witness Printer took 5.00ms. Allocated memory is still 178.3MB. Free memory was 111.2MB in the beginning and 110.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:37:18,922 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, 15 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, 8 NumberOfCodeBlocks, 8 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: 1562]: 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 1570. 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); [L1548] static const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_fscanf_multiply_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1558] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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 0.20ms. Allocated memory is still 130.0MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1287.05ms. Allocated memory is still 178.3MB. Free memory was 146.5MB in the beginning and 82.3MB in the end (delta: 64.1MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.51ms. Allocated memory is still 178.3MB. Free memory was 82.3MB in the beginning and 142.7MB in the end (delta: -60.4MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.82ms. Allocated memory is still 178.3MB. Free memory was 142.7MB in the beginning and 141.4MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 389.80ms. Allocated memory is still 178.3MB. Free memory was 141.4MB in the beginning and 125.9MB in the end (delta: 15.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 367.08ms. Allocated memory is still 178.3MB. Free memory was 125.9MB in the beginning and 111.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.00ms. Allocated memory is still 178.3MB. Free memory was 111.2MB in the beginning and 110.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:37:18,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/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_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/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_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_04_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/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_7414bbef-05f0-4a48-a27f-69d748539b8b/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 f5ad2493d011070f51a850b2ae53f89d0a76cf1c8a236d00cb54674f3037d0e5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:37:21,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:37:21,548 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:37:21,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:37:21,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:37:21,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:37:21,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:37:21,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:37:21,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:37:21,596 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:37:21,598 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:37:21,598 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:37:21,599 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:37:21,599 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:37:21,599 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:37:21,603 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:37:21,603 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:37:21,604 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:37:21,604 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:37:21,604 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:37:21,604 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:37:21,605 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:37:21,606 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:37:21,606 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:37:21,606 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:37:21,606 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:37:21,607 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:37:21,607 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:37:21,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:37:21,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:37:21,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:37:21,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:37:21,608 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:37:21,609 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:37:21,609 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:37:21,609 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_7414bbef-05f0-4a48-a27f-69d748539b8b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5ad2493d011070f51a850b2ae53f89d0a76cf1c8a236d00cb54674f3037d0e5 [2024-11-08 23:37:22,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:37:22,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:37:22,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:37:22,048 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:37:22,049 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:37:22,051 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_04_bad.i Unable to find full path for "g++" [2024-11-08 23:37:24,244 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:37:24,671 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:37:24,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_04_bad.i [2024-11-08 23:37:24,704 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/data/457cc8b68/27fbbbe9fe8b4bea99d0214708430969/FLAG07680887b [2024-11-08 23:37:24,724 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/data/457cc8b68/27fbbbe9fe8b4bea99d0214708430969 [2024-11-08 23:37:24,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:37:24,729 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:37:24,732 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:37:24,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:37:24,738 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:37:24,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:37:24" (1/1) ... [2024-11-08 23:37:24,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5368404b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:24, skipping insertion in model container [2024-11-08 23:37:24,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:37:24" (1/1) ... [2024-11-08 23:37:24,825 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:37:25,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:37:25,826 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:37:25,954 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:37:26,176 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:37:26,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26 WrapperNode [2024-11-08 23:37:26,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:37:26,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:37:26,179 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:37:26,179 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:37:26,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,219 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,239 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 46 [2024-11-08 23:37:26,240 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:37:26,240 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:37:26,240 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:37:26,240 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:37:26,250 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,253 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,254 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:37:26,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:37:26,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:37:26,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:37:26,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:37:26,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:37:26,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:37:26,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:37:26,340 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:37:26,341 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:37:26,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:37:26,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:37:26,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:37:26,519 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:37:26,522 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:37:26,696 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:37:26,696 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:37:26,774 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:37:26,774 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:37:26,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:37:26 BoogieIcfgContainer [2024-11-08 23:37:26,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:37:26,776 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:37:26,777 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:37:26,786 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:37:26,786 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:37:26" (1/1) ... [2024-11-08 23:37:26,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:37:26,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:37:26,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-08 23:37:26,864 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-08 23:37:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:37:26,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:37:26,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:37:26,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:37:26,873 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:37:26,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:37:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:27,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:37:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:27,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:37:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:37:27,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:37:27,244 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:37:27,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:37:27 ImpRootNode [2024-11-08 23:37:27,278 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:37:27,280 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:37:27,280 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:37:27,281 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:37:27,281 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:37:26" (3/4) ... [2024-11-08 23:37:27,285 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:37:27,286 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:37:27,287 INFO L158 Benchmark]: Toolchain (without parser) took 2557.36ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 47.3MB in the beginning and 64.5MB in the end (delta: -17.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:37:27,288 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 112.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:37:27,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1446.04ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 47.0MB in the beginning and 71.7MB in the end (delta: -24.7MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2024-11-08 23:37:27,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.26ms. Allocated memory is still 102.8MB. Free memory was 71.7MB in the beginning and 68.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:37:27,291 INFO L158 Benchmark]: Boogie Preprocessor took 30.14ms. Allocated memory is still 102.8MB. Free memory was 68.6MB in the beginning and 66.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:37:27,291 INFO L158 Benchmark]: RCFGBuilder took 503.73ms. Allocated memory is still 102.8MB. Free memory was 66.5MB in the beginning and 50.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:37:27,292 INFO L158 Benchmark]: CodeCheck took 501.41ms. Allocated memory is still 102.8MB. Free memory was 50.2MB in the beginning and 64.5MB in the end (delta: -14.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:37:27,293 INFO L158 Benchmark]: Witness Printer took 6.21ms. Allocated memory is still 102.8MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:37:27,297 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, 15 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, 8 NumberOfCodeBlocks, 8 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: 1562]: 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 1570. 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); [L1548] static const int STATIC_CONST_TRUE = 1; [L1549] static const int STATIC_CONST_FALSE = 0; [L1570] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1570] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1571] CALL CWE191_Integer_Underflow__int_fscanf_multiply_04_bad() [L1552] int data; [L1553] data = 0 [L1554] COND TRUE \read(STATIC_CONST_TRUE) [L1558] COND TRUE \read(STATIC_CONST_TRUE) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1562] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, STATIC_CONST_FALSE=0, STATIC_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 0.47ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 112.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1446.04ms. Allocated memory was 73.4MB in the beginning and 102.8MB in the end (delta: 29.4MB). Free memory was 47.0MB in the beginning and 71.7MB in the end (delta: -24.7MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.26ms. Allocated memory is still 102.8MB. Free memory was 71.7MB in the beginning and 68.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.14ms. Allocated memory is still 102.8MB. Free memory was 68.6MB in the beginning and 66.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 503.73ms. Allocated memory is still 102.8MB. Free memory was 66.5MB in the beginning and 50.2MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 501.41ms. Allocated memory is still 102.8MB. Free memory was 50.2MB in the beginning and 64.5MB in the end (delta: -14.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.21ms. Allocated memory is still 102.8MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:37:27,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7414bbef-05f0-4a48-a27f-69d748539b8b/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