./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_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_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/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_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/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_89041f15-aa7a-44d2-a292-f22e1621f676/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 13363418eb83d74721f594d1c0e50d7304dc362060c22caf7cc625654c265471 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:17:19,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:17:19,117 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:17:19,124 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:17:19,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:17:19,163 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:17:19,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:17:19,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:17:19,169 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:17:19,169 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:17:19,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:17:19,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:17:19,170 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:17:19,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:17:19,171 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:17:19,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:17:19,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:17:19,175 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:17:19,175 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:17:19,176 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:17:19,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:17:19,184 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:17:19,184 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:17:19,184 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:17:19,185 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:17:19,185 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:17:19,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:19,185 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:17:19,186 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:17:19,186 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:17:19,186 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:17:19,186 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:17:19,187 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_89041f15-aa7a-44d2-a292-f22e1621f676/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13363418eb83d74721f594d1c0e50d7304dc362060c22caf7cc625654c265471 [2024-11-09 00:17:19,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:17:19,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:17:19,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:17:19,531 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:17:19,531 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:17:19,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i Unable to find full path for "g++" [2024-11-09 00:17:21,623 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:17:22,065 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:17:22,067 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i [2024-11-09 00:17:22,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/data/2e74d0d5c/3e47ee3d2a9f4bcda17cd26dc31ccbf3/FLAG9c6a765f4 [2024-11-09 00:17:22,192 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/data/2e74d0d5c/3e47ee3d2a9f4bcda17cd26dc31ccbf3 [2024-11-09 00:17:22,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:17:22,196 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:17:22,198 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:22,198 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:17:22,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:17:22,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:22" (1/1) ... [2024-11-09 00:17:22,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b3139b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:22, skipping insertion in model container [2024-11-09 00:17:22,204 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:22" (1/1) ... [2024-11-09 00:17:22,266 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:17:23,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:23,574 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:17:23,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:23,933 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:17:23,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23 WrapperNode [2024-11-09 00:17:23,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:23,935 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:23,935 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:17:23,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:17:23,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23" (1/1) ... [2024-11-09 00:17:23,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23" (1/1) ... [2024-11-09 00:17:24,016 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2024-11-09 00:17:24,017 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:24,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:17:24,018 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:17:24,018 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:17:24,027 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23" (1/1) ... [2024-11-09 00:17:24,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23" (1/1) ... [2024-11-09 00:17:24,030 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23" (1/1) ... [2024-11-09 00:17:24,030 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23" (1/1) ... [2024-11-09 00:17:24,034 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23" (1/1) ... [2024-11-09 00:17:24,036 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23" (1/1) ... [2024-11-09 00:17:24,038 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23" (1/1) ... [2024-11-09 00:17:24,039 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23" (1/1) ... [2024-11-09 00:17:24,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:17:24,042 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:17:24,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:17:24,043 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:17:24,044 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:23" (1/1) ... [2024-11-09 00:17:24,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:24,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:17:24,081 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:17:24,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:17:24,127 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:17:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:17:24,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:17:24,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:17:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:17:24,357 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:17:24,359 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:17:24,533 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:17:24,534 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:17:24,588 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:17:24,589 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:17:24,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:24 BoogieIcfgContainer [2024-11-09 00:17:24,589 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:17:24,590 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:17:24,591 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:17:24,607 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:17:24,607 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:24" (1/1) ... [2024-11-09 00:17:24,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:17:24,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:24,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-09 00:17:24,683 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-09 00:17:24,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:17:24,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:24,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:17:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:24,814 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:17:24,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:24,901 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:17:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:24,930 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:17:24,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:17:24 ImpRootNode [2024-11-09 00:17:24,957 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:17:24,958 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:17:24,958 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:17:24,958 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:17:24,959 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:24" (3/4) ... [2024-11-09 00:17:24,962 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:17:24,963 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:17:24,964 INFO L158 Benchmark]: Toolchain (without parser) took 2767.84ms. Allocated memory is still 172.0MB. Free memory was 139.0MB in the beginning and 83.4MB in the end (delta: 55.6MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2024-11-09 00:17:24,965 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 111.1MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:17:24,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1736.79ms. Allocated memory is still 172.0MB. Free memory was 139.0MB in the beginning and 118.2MB in the end (delta: 20.8MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. [2024-11-09 00:17:24,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.79ms. Allocated memory is still 172.0MB. Free memory was 118.2MB in the beginning and 115.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:17:24,967 INFO L158 Benchmark]: Boogie Preprocessor took 24.22ms. Allocated memory is still 172.0MB. Free memory was 115.1MB in the beginning and 114.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:17:24,968 INFO L158 Benchmark]: RCFGBuilder took 547.31ms. Allocated memory is still 172.0MB. Free memory was 114.0MB in the beginning and 99.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:17:24,968 INFO L158 Benchmark]: CodeCheck took 366.59ms. Allocated memory is still 172.0MB. Free memory was 99.4MB in the beginning and 83.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:17:24,969 INFO L158 Benchmark]: Witness Printer took 5.80ms. Allocated memory is still 172.0MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:17:24,972 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_multiply_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1556] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-1073741825, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 111.1MB. Free memory is still 58.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1736.79ms. Allocated memory is still 172.0MB. Free memory was 139.0MB in the beginning and 118.2MB in the end (delta: 20.8MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.79ms. Allocated memory is still 172.0MB. Free memory was 118.2MB in the beginning and 115.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.22ms. Allocated memory is still 172.0MB. Free memory was 115.1MB in the beginning and 114.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 547.31ms. Allocated memory is still 172.0MB. Free memory was 114.0MB in the beginning and 99.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 366.59ms. Allocated memory is still 172.0MB. Free memory was 99.4MB in the beginning and 83.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.80ms. Allocated memory is still 172.0MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:17:25,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/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_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/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_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/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_89041f15-aa7a-44d2-a292-f22e1621f676/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 13363418eb83d74721f594d1c0e50d7304dc362060c22caf7cc625654c265471 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:17:27,542 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:17:27,649 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:17:27,679 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:17:27,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:17:27,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:17:27,681 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:17:27,681 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:17:27,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:17:27,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:17:27,683 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:17:27,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:17:27,684 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:17:27,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:17:27,684 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:17:27,685 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:17:27,685 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:17:27,686 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:17:27,686 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:17:27,686 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:17:27,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:17:27,687 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:17:27,688 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:17:27,688 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:17:27,692 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:17:27,692 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:17:27,693 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:17:27,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:17:27,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:27,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:17:27,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:17:27,694 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:17:27,695 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:17:27,695 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:17:27,695 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:17:27,696 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_89041f15-aa7a-44d2-a292-f22e1621f676/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13363418eb83d74721f594d1c0e50d7304dc362060c22caf7cc625654c265471 [2024-11-09 00:17:28,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:17:28,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:17:28,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:17:28,207 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:17:28,209 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:17:28,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i Unable to find full path for "g++" [2024-11-09 00:17:30,237 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:17:30,688 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:17:30,694 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_10_bad.i [2024-11-09 00:17:30,722 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/data/ea3a4757f/f9697b4e791740948f927267a9f76387/FLAG5b5a5f7e4 [2024-11-09 00:17:30,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/data/ea3a4757f/f9697b4e791740948f927267a9f76387 [2024-11-09 00:17:30,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:17:30,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:17:30,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:30,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:17:30,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:17:30,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:30" (1/1) ... [2024-11-09 00:17:30,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@734ba5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:30, skipping insertion in model container [2024-11-09 00:17:30,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:17:30" (1/1) ... [2024-11-09 00:17:30,908 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:17:32,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:32,197 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:17:32,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:17:32,477 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:17:32,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32 WrapperNode [2024-11-09 00:17:32,478 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:17:32,479 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:32,479 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:17:32,480 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:17:32,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32" (1/1) ... [2024-11-09 00:17:32,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32" (1/1) ... [2024-11-09 00:17:32,540 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-09 00:17:32,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:17:32,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:17:32,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:17:32,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:17:32,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32" (1/1) ... [2024-11-09 00:17:32,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32" (1/1) ... [2024-11-09 00:17:32,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32" (1/1) ... [2024-11-09 00:17:32,556 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32" (1/1) ... [2024-11-09 00:17:32,564 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32" (1/1) ... [2024-11-09 00:17:32,566 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32" (1/1) ... [2024-11-09 00:17:32,576 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32" (1/1) ... [2024-11-09 00:17:32,577 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32" (1/1) ... [2024-11-09 00:17:32,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:17:32,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:17:32,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:17:32,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:17:32,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:17:32" (1/1) ... [2024-11-09 00:17:32,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:17:32,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:17:32,621 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:17:32,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:17:32,651 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:17:32,652 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:17:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:17:32,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:17:32,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:17:32,814 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:17:32,817 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:17:32,976 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 00:17:32,976 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:17:33,074 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:17:33,076 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:17:33,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:33 BoogieIcfgContainer [2024-11-09 00:17:33,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:17:33,079 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:17:33,079 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:17:33,090 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:17:33,090 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:33" (1/1) ... [2024-11-09 00:17:33,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:17:33,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:33,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2024-11-09 00:17:33,171 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2024-11-09 00:17:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:17:33,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:33,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:17:33,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:17:33,184 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:17:33,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:17:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:33,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:17:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:33,498 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:17:33,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:17:33,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:17:33,535 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:17:33,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:17:33 ImpRootNode [2024-11-09 00:17:33,576 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:17:33,576 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:17:33,577 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:17:33,577 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:17:33,579 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:17:33" (3/4) ... [2024-11-09 00:17:33,582 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:17:33,583 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:17:33,585 INFO L158 Benchmark]: Toolchain (without parser) took 2750.23ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 48.3MB in the beginning and 48.1MB in the end (delta: 190.5kB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-11-09 00:17:33,585 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 40.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:17:33,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1643.13ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 48.1MB in the beginning and 59.6MB in the end (delta: -11.5MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2024-11-09 00:17:33,587 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.72ms. Allocated memory is still 94.4MB. Free memory was 59.6MB in the beginning and 56.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:17:33,587 INFO L158 Benchmark]: Boogie Preprocessor took 40.62ms. Allocated memory is still 94.4MB. Free memory was 56.4MB in the beginning and 54.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:17:33,588 INFO L158 Benchmark]: RCFGBuilder took 495.35ms. Allocated memory is still 94.4MB. Free memory was 54.6MB in the beginning and 62.3MB in the end (delta: -7.7MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-09 00:17:33,589 INFO L158 Benchmark]: CodeCheck took 497.10ms. Allocated memory is still 94.4MB. Free memory was 62.3MB in the beginning and 48.6MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:17:33,589 INFO L158 Benchmark]: Witness Printer took 7.14ms. Allocated memory is still 94.4MB. Free memory was 48.6MB in the beginning and 48.1MB in the end (delta: 484.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:17:33,596 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: 1560]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1568. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_fscanf_multiply_10_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE \read(globalTrue) [L1556] COND TRUE \read(globalTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1558] COND TRUE data < 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 40.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1643.13ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 48.1MB in the beginning and 59.6MB in the end (delta: -11.5MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.72ms. Allocated memory is still 94.4MB. Free memory was 59.6MB in the beginning and 56.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.62ms. Allocated memory is still 94.4MB. Free memory was 56.4MB in the beginning and 54.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 495.35ms. Allocated memory is still 94.4MB. Free memory was 54.6MB in the beginning and 62.3MB in the end (delta: -7.7MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * CodeCheck took 497.10ms. Allocated memory is still 94.4MB. Free memory was 62.3MB in the beginning and 48.6MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 7.14ms. Allocated memory is still 94.4MB. Free memory was 48.6MB in the beginning and 48.1MB in the end (delta: 484.2kB). 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 00:17:33,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89041f15-aa7a-44d2-a292-f22e1621f676/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample